911 / e / 11 / 98 Electronic documentation WMK21 B 2.

P 7100 1
 Electronic documentation WMK21 B 2.4

Important Contents Page

For power connection see page 8
Overview control cabinet WMK 21
General 3
The main switch must be always turned off Abbreviations used 4
before changing PCBs, fuses, peripherals,
and disconnecting and plugging socket Excerpt from safety rules 6
connections. Thermal relay connection diagram 8
Full protection relay connection diagram 9
Connection diagram for thermal relay and full
When working on the electrical equipment
Caution !
of the weaving machine, the regulations of protection relay for 6.5 KW main motors 10
the country in question must be observed. Connection diagram with bimetal switch 11
Power supply 13
Terminal plans 14
(The meaning of the warning symbols is discussed in
the safety rules.) Connector plans 16
Transformer connections 22
Electronic pick counter 23
Basic circuit diagram EST 1. 24
Reproduction of any kind of technical documentation Output stages EST 1. 25
concerning Sulzer Textil weaving machines, including Basic circuit diagram GS 3. 26
individual texts, illustrations or tables, as well as
Control lubrication GS 3. with oil heating unit 27
translation into other languages, is not permitted without
the approval of Sulzer Textil Limited. Basic circuit diagram TS 10 28
Fixed-cycle lubrication TS 10 29
All rights, especially copyrights, remain the property Basic circuit diagram TS 20 30
of Sulzer Textil Limited. Fixed cycle lubrication TS 20 with flushing valve 31
Basic circuit diagram SVR 1. 32
Melting device SVR 1. 1+2 33
Basic circuit diagram SWF 4. L 34
Weft detector SFW 4. L 35
Basic circuit diagram SFW 51 L 36
Weft detector SFW 51 L 37
Basic circuit diagram WIS 1. 38
Angle sensor WIS 1. 39
Basic circuit diagram PFR 2. 40
Projectile monitoring PFR 2. 41
Basic circuit diagram WAL 1. 42
Stop motion logic WAL 1. (KFW 2 Sectors) 43
Stop motion logic WAL 1. (KFW 4 sectors) 44
911 / e / 11 / 98

Basic circuit diagram DIA 2. 46

Dialog (computer connection) DIA 2. 47
Functional check after repairs 48
Overview of terminals / connectors on
backplane RWP 49

2 P 7100
 Electronic documentation WMK21 B 2.4

Overview control cabinet WMK 21

General
The following information should be given in the event of
malfunctions:
– Machine number
– Machine position in degrees
– Signal lamp display
– Red LEDs lit on PCBs
– Intermittent or permanent fault
MAN
– Parts of the electronic equipment already
AUTO replaced
– Effect of failure
The following information should be given when returning
defective electrical components:
– Sender
– Machine number
– Number of picks inserted

after........................... 800
After a month’s operation, the following terminals should
be tightened:
– Terminals on main contactor
– Terminals on auxiliary contactors
OFF ON

Internal wiring
The terminal numbers are printed on the wire ends.
Unless mentioned otherwise in the terminal plan, the
following wire colours are used:
200V L1
200V L2
200V L3
230V 1L
230V 2L
230V 3L

85a

Black (sw) power connections (> 50 V ~)

L1
L2
L3

85

87
89

83a

84a
82
83

84

86
88
90
91
81a
81a

83a
83a
PE

PE
81

82

Red (rt) 48 V ~, 13 V ~
911 / e / 11 / 98

Orange(or) 0 V from 48 V ~ und 13 V ~

Blue (bl) + 15 V, + 24 V

P 7100 3
 Electronic documentation WMK21 B 2.4

Abbreviations used
A A Ampere HS Main switch
AB Blow-off device HV Main valve
ASSV Automatic pick finding motion Hz Hertz
AT Slow-blow fuse I IF Intermediate link for emergency stop
AUS Stop button J JM Jacquard machine
AUS-W Stop button signal K KA Power warp let-off
AUTO Position of service switch KAF Warp let-off PCB
MAN-AUTO for normal operation
KFF Terry warp stop motion
B bl blue
KFL Warp break, receiving side
bn brown
KFR Warp break, picking side
BRA Projectile brake at stop
KFW Warp stop motion
D DG Synchro-transmitter
KL-Nr. Terminal number
DW Batch winder
KPF No projectile in receiving unit
E E Receiver
KSA Warp let-off
EGS Lubrication system GS
KST Cold start
ENS Limit switch
KSV Melting device
EST Output stages
KSV-W Melting device stop signal
F FA Receiving side
L L Lamp
FBA Projectile brake off
LED Light-emitting diode
FGS I Terry and fabric control
LG Resetting element
FGS II Terry and fabric control
LK Luster terminal
FE Yarn thickness switch
LM Fan-type motor
FEK Terry control box
LS Empty pick switch
FFL Terry and fringing logic
M mA Milliampere
FHI Shed levelling interface
MAG Holding magnet
FSZ Terry pick counter
MAK Short on holding magnet circuit
FTV Flight trigger delay MAN Position of service switch
MAN - AUTO for turning the machine
FW Weft detector
by hand
FZV Fringing motion
MAN-W Stop signal from service switch
ge Yellow MAN - AUTO
GM Fan motor MEC Mechanical fault
911 / e / 11 / 98

gn Green MEC-W Mechanical fault stop signal

gr Grey min Minutes
GS Lubricating system ML Machine running
GSH Oil heating unit MLF Machine running
GS-W Lubricating system stop signal MOT Thermal release (motor overloaded)
H hbl Light blue MOT-W Thermal release stop signal
HM Main motor ms Milliseconds
HMK Main motor with cold conductor MZ Metre counter

4 P 7100
 Electronic documentation WMK21 B 2.4

N N Oil level switch SFZ Fringing motor contactor

NOT Emergency stop button sh Shield / cable
NOT-W Emergency stop button signal SI Fuse
NTL Power pack logic SK Magnetic clutch ASSV
NTM Power pack magnets SM Main motor contactor
O OP Switch position for cutting out SMP Step magnet for projectile brake
projectile monitoring in the
SP Flushing air
receiving unit
SS Picking lock lubrication
or Orange
SSI Pick finding interface
P P Projectile lubrication
SSV Pick finding motion
PF-1
ST Start trigger signal
PF-2 Angle signals for projectile
STAB Stabilized voltage
PF-3 monitoring in receiving unit
STOP Angle stop stop at preset number on
PFR Projectile monitoring in receiving unit
WIS1X board
(early projectile detection) STZ Piece indication (Piece lengthreached)
PFR-W Stop signal from projectile SU Picking side
monitoring in receiving unit
SVR Melting device, selvedge
PMIN Minimum operating temperature not
SSVR Melting device, weft yarn
reached
sw Black
PNB Projectile not in range
SWM Weaving machine
PRP Projectile rebound
SWM-AusMachine switched off
PRS Projectile sensor
SWM-EinMachine switched on
PS 1-3 Projectile sensors
SZ Pick counter
PSD Projectile sensor defective
T T Clock signal (1 sec)
PZS Projectile arrives too late in receiving
unit Takt Frequency
R RCD Tyre cord TK Sensing heads
RES Reserve TK1 TK signal on PCB SFW-11 (channel 1)
RPM Revolutions per minute TK2 TK signal on PCB SFW-21 (channel 2)
rs Pink TOL Tolerance range PFR
rt Red TSN Sensor
RWP Backplane U Uref Reference voltage
S S Signal USL Safety light barrier
SA Automatic cutout 10A V V Volt
911 / e / 11 / 98

SCH Melting VB Amplifier box

SD Socket W W Water spraydown (GS 3..)
SED Melting element defective WAL Detector logic
Sek Second / secondary side WIS Angle sensor
SFB-L Loepfe weft brake WIS-W Angle sensor stop signal
SFS Weft feeder WK Warp tensioner sensor
SFW Weft detector WMK Control cabinet WMK21
ws White

P 7100 5
 Electronic documentation WMK21 B 2.4

Extract from the safety rules 1.7 The customer undertakes to keep his
personnel informed in a suitable manner
regarding the application of these Safety
Warning symbol indicating danger to Rules, and to monitor their compliance.
life and limb He shall ensure that anyone concerned in the
widest sense with the assembly, operation and
maintenance of the weaving machines has
Danger - live components! studied the operating instructions and is also
familiar with the location and use of all the
safety equipment (light barrier, emergency stop
Achtung ! Notice to prevent damage! etc.)

1.8 The customer shall ensure optimum safety

1. General conditions through clear assignment of
1.1 The customer undertakes to employ only responsibilities. Spheres of responsibility must
trained personnel on the weaving machines. be specified in binding form.

1.2 The customer shall ensure that no un- 1.9 The weaving machines are state-of-the-art and
uauthorized persons gain access to the are reliable in operation. Mechanical or
weaving machines. Visitors are permitted to electrical modifications to the weaving
enter the production premises only if machines which could adversely affect their
accompanied by specialist personnel. safety must be reported to the person
responsible. The customer undertakes to
inform Sulzer Textil Limited, CH-8630 Ruti
1.3 Warning / prohibition notices and operating immediately about such modifications.
instructions on the machines may not be The weaving machines are tested and
removed, obstructed or damaged. released only in the version as delivered by
Sulzer Textil Limited, CH-8630 Ruti. Installati-
on of components from other sources can
1.4 Temporary notices may be removed only by
change the weaving machines’s characteristics
the person who originally put them up, after
and thus adversely affect operating reliability.
the hazard in question has been eliminated.
Sulzer Textil Limited, CH-8630 Ruti will deny
The personal padlock is for locking the main
any liability for damage attributable to the
switch in «0» position and it must not be
installation of other than original
possible for it to be removed by third parties.
components.

1.5 In the case of damage sustained in connection

1.10 The weaving machines must only be used for
with the operation of the weaving machines,
their intended purpose; the Sulzer Textil
Sulzer Textil Limited, CH-8630 Ruti, must be
weaving machine is intended exclusively for
notified in writing immediately. A detailed
producing fabrics within the agreed range
account (notes, photos, drawings) must be
(order-related documents). When using
given of how the damage occurred.
materials injurious to the health (e.g. asbestos),
the necessary additional safety precautions
911 / e / 11 / 98

must be taken.
1.6 Any of the following in force in the countries in
The intended purpose also includes
question must also be complied with:
compliance with the operating conditions and
– Additional safety regulations, maintenance instructions issued by
Sulzer Textil Limited, CH-8630 Ruti for the
– Legislation and the relevant implementing
version in question.
provisions
– Installation and maintenance regulations.

6 P 7100
 Electronic documentation WMK21 B 2.4

1.11 Working aids (tools, conveying equipment, 3.3 When the main switch is set to «0» the mains
appliances etc.) must be in perfect condition supply cable, the connection terminals (with
and may be used for the intended pur- lightning flash cover) as well as the group
pose only. inverter connection cable and terminals
assigned to it are live.
Attach personal padlock to the main switch
1.12 Safety light barriers may neither be removed before starting work.
nor rendered inoperable for normal weaving Check that the lines on the weaving machine
machine operation. Otherwise there is a are dead immediately after the main switch!
risk of injury in the reed beat-up zone.

3.4 During all work on the electric equipment, a

1.13 The weaving machine may not be started up second person must be present who is
before all protective covers have been fitted in responsible for the safety of the first. The
their proper position. second person must be familiar with the
procedures following electrical accidents.

1.14 Suitable ear protectors should be worn

in the weaveroom. These should be 3.5 Work on the electrical equipment may be
provided by the mill authorities and their carried out only by skilled electricians or
use by the personnel checked at regular persons trained in electronics.
intervals

3.6 Functional checks and trouble shooting may

1.15 Sulzer Textil Limited, CH-8630 Ruti will deny have to be performed with live equipment.
any responsibility for damage resulting in This kind of work calls for special care and
particular from non-compliance with these requires instruments and tools in perfect
rules. condition.
All work requiring contact with uninsulated
conductors and components, or where this can
easily happen unintentionally, must be
performed without electric power. The main
3. Work on the electrical equipment switch must be locked with the padlock at «0».

3.1 Work on the electrical equipment is permitted 3.7 When connecting a device, always connect the
only when it is disconnected from the protective conductor (yellow-green) first. When
electric current, as contact with live disconnecting a device, detach the protective
components can be dangerous for personnel conductor last. For safety reasons, retrofitted
even if voltages are low. accessories such as sockets must be
connected after the main switch.

3.2 All the electrical equipment is dead if the

relevant fuses in the plant mains network have
been disconnected or the relevant circuit
breaker is set to «0». A warning notice should
be hung over empty fuse holders or the circuit
911 / e / 11 / 98

breaker which has been switched off

(Sulzer Textil personnel have a prohibition
notice «Do not switch» for this purpose).
Before starting work, check all mains input
terminals on the machine with the voltmeter
to ensure that they are dead.

P 7100 7
 Electronic documentation WMK21 B 2.4

Thermal relay connection diagram

Landert 4.25kW/ 6 pole
5kW /4 and 6 pole

+24V stab
X 16.11 X16.9

1 3 5 13
48V~
A2
K01 LG
A1

2 4 6 14

81a
X 16.17

HS
X 16.10

0
X 5 . a 10
2 1
U V W 95 97
4 3
MOT
6 5
T1 T2 T3 96 98

X 16.14

V
U W
HM

-WMK 21 RWP
Q1* 1 3
1 3 50 1 Q3
1 3

PE PE PE PE PE U U U V V V W W
26 9 34 37 41 31 35 38 32 36 39 33 40

I> 56 R S T N E
I> I> I>
2 4
2 4 6 6A
911 / e / 11 / 98

SI
2 4

L1 L2 L3

Un [V] Si [AT]
PE R N
220 35
* Adjusting the automatic cutout to line voltage:
245 - 260 25
200V = 9.8A 380V = 5.2A 500V= 3.9A 346 - 440 20
220V = 8.9A 400V = 4.9A 550V = 3.6A Service socket 460 - 580 16
245V = 8.0A 415V = 4.7A 580V = 3.4A option
260V = 7.6A 440V = 4.4A
346V = 5.7A 480V = 4.1A

8 P 7100
 Electronic documentation WMK21 B 2.4

Full protection relay connection diagram

Leroy-Somer 4.25kW/4 pole

+24V stab
X 16.11 X16.9

1 3 5 13
48V~
A2
K01 LG
A1

2 4 6 14

81a
X 16.17

HS
83a 81a X 16.10

0
X 5 . a 10
2 1
A2 A1 13 21 U V W 95 97
4 3
MOT
6 5
T1 T2 14 22 96 98

X 16.14

HM

-WMK 21 RWP
Q1* 1 3
0 1 Q3
1 3

PE PE PE PE PE U U U V V V W W
26 9 34 37 41 31 35 38 32 36 39 33 40

I> 56 R S T N E
I> I> I>
T1 T2 T3 2 4
6A
SI
911 / e / 11 / 98

2 4

L1 L2 L3

Un [V] Si [AT]
PE R N
220 35
* Adjusting the automatic cutout to line voltage:
245 - 260 25
200V = 9.8A 380V = 5.2A 500V= 3.9A 346 - 440 20
220V = 8.9A 400V = 4.9A 550V = 3.6A Service socket 460 - 580 16
245V = 8.0A 415V = 4.7A 580V = 3.4A option
260V = 7.6A 440V = 4.4A
346V = 5.7A 480V = 4.1A

P 7100 9
 Electronic documentation WMK21 B 2.4

Connection diagram for thermal relay and full protection relay for 6.5 KW main motors
Landert 6.5kW/4pole

+24V stab
X 16.11 X16.9

1 3 5 13
48V~
A2
K01 LG
A1

2 4 6 14

81a
X 16.17

HS
83a 81a X 16.10

0
X 5 . a 10
2 1
A2 A1 13 21 U V W 95 97
4 3
MOT
6 5
T1 T2 14 22 96 98

X 16.14

HM

-WMK 21 RWP
Q1* 1 3
0 1 Q3
1 3

PE PE PE PE PE U U U V V V W W
26 9 34 37 41 31 35 38 32 36 39 33 40

I> 56 R S T N E
I> I> I>
T1 T2 T3 2 4
6A
911 / e / 11 / 98

SI
2 4

L1 L2 L3

Un [V] Si [AT]
PE R N
220 35
* Adjusting the automatic cutout to line voltage:
245 - 260 25
200V = 9.8A 380V = 5.2A 500V= 3.9A 346 - 440 20
220V = 8.9A 400V = 4.9A 550V = 3.6A Service socket 460 - 580 16
245V = 8.0A 415V = 4.7A 580V = 3.4A option
260V = 7.6A 440V = 4.4A
346V = 5.7A 480V = 4.1A

10 P 7100
 Electronic documentation WMK21 B 2.4

Connection diagram with bi-metal switch

Dietz 4.25kW/4 pole

+24V stab
X 16.11 X16.9

1 3 5 13
48V~
A2
K01 LG
A1

2 4 6 14

81a

HS
X 16.10

0
X 5 . a 10
2 1

4 3

6 5
X25.153 X25.154

V
U
HM W
Bimetal

-WMK 21 RWP
150°

Q1* 1 3
0 1 Q3
1 3

PE PE PE PE PE U U U V V V W W
26 9 34 37 41 31 35 38 32 36 39 33 40

I> 56 R S T N E
I> I> I>
T1 T2 T3 2 4
2 4 6 6A
911 / e / 11 / 98

SI
2 4

L1 L2 L3

Un [V] Si [AT]
PE R N
220 35
* Adjusting the automatic cutout to line voltage:
245 - 260 25
200V = 9.8A 380V = 5.2A 500V= 3.9A 346 - 440 20
220V = 8.9A 400V = 4.9A 550V = 3.6A Service socket 460 - 580 16
245V = 8.0A 415V = 4.7A 580V = 3.4A option
260V = 7.6A 440V = 4.4A
346V = 5.7A 480V = 4.1A

P 7100 11
Electronic documentation WMK21 B 2.4

911 / e / 11 / 98

12 P 7100
 Electronic documentation WMK21 B 2.4

Power supply

117 X 19/6 101 132 X 19/4 138 116 115 102 144 146
GS NSTAB
149 X 20/5 150 X 20/3 151 131 152 145 PFR 24V

48V~ 48V~ 48V~ ENS (15V) +15V STAB 148 NSTAB 0V

6.3A 2A max 48V~ 0V +24V +24V
0V 0V Option
STAB ZSE 50x
13V~ 24V
SVR 1 3
48V~ X1
0V

ac2 ac6 ac26 ac24 ac10 ac16

16
1 X2
X16
NTL 24V NTM 2AT
15V 24V
18
3 ac10 ac14 ac18 ac22 ac12 ac14
1 6 3 12 5 4 7 8 13 15 16 18

GS15 GS16
12.02 12.02

37

2AT 135V 90
200V 3.15AT
KA 2AT 48V 83a
230V 3.15AT
6.3AT 48V 83
L1
1AT 48V 91
2AT 12.5V 82

0V 81a
200V 3.15AT 0V 81
KA
230V 3.15AT 2AT 19V 84
911 / e / 11 / 98

0V 85
L2
2AT 19V 84a
0V 85a
1.6AT 28.5V 86
200V 3.15AT 0V 87
KA 7 10
230V 3.15AT 2AT 27V 88 X14
0V 89
L3
MWS 1X
37 Option

P 7100 13
 Electronic documentation WMK21 B 2.4

Terminal plan 1

X24
101 0V~ (2A / 48V~) X16.3
1 4
102 +24V stab. NTM ac26
NOT SU 2 3
103
1
104
NOT FA 2
105
106
1
NOT J M 107
2
108 EST a4

5 R3 / 1K5
AUS SU 109 X7 c14
1 2 C2

R4 / 2K2 / 1 / 2W
RB16 R2 / 1K5
110 X11 c16
X13.a14 X13.c14 C1
AUS FA 111
1 2
R1 / 2K2 / 1 / 2W
6
Sensor-SU 112 X21.1

4 gn 113 WAL c20

ge
5 114 WIS c26
bn
SZ 3 115 +15V NTL ac6
ws
2 116 0V GND NTL ac2
sw
1 117

MZ
118 +15V SFW a10

119 LS SFW c10

120 GND NTL ac2

121 ML
WIS a18
122 ML
911 / e / 11 / 98

21
123 PFR 2X a16
ENS
124 WAL 1X a14
22
125 +15V NTL ac6

XP3
1 2
126 1 2 WAL a20

127 WAL c10

XP4

14 P 7100
 Electronic documentation WMK21 B 2.4

Terminal plan 2

X25 +15V
RB13 NTL ac6

128 1 XP5 2
WAL a12
FW 31/15
129 WAL a16
R7 / 1K5
130 WAL e16
FW 31/14 2
C4
131 R8 / 2K2 1U
XP12
1/2 W
1
+15V
RB14 WAL e18
FFL/FSZ e6
sw
132 13,5V~
r
Signal- t 133 EST c20
lamp bl
134 EST c20
ge
135 EST c18

136 0V~ GND NTL ac2

137 Reset EST c30

11
138 48V~
ENS
139 Limit switch EST a28
12 SSI / FHI
140 Magnet 1 EST a24

141 c24
RB 15
a24

142
LK
Holding- 143
MAG 144 0V NTM ac24
LK
145
146 +24V n.stab.

147 FZV - ON FFL 20 a26

148 0V NTM ac24

911 / e / 11 / 98

149
150 0V- (2A)

151 48V (2A)

152 +24V stab

153 X3 a4
HM bimetal 150°
154 X3 c22

P 7100 15
 Electronic documentation WMK21 B 2.4

Connector plan 1

rt / bn X23 1
+ +15V SFW a16
S sw / gn 2 TK SFW c18
SFW mixing- O ge / ge 3 0V Logic SFW c16
box ws / ws 4
FE FE SFW a20
5 NTL ac2
6

1
X19 2
3
4
SVR 2../1 A 5
SVR 2../1 ac28
6
B 0V (48V~ 6,3A)
Option X20 1
2
3
SVR 2../2 A 4
SVR 2../2 ac28
5
B 6
0V (48V~ 6,3A)

MFA FA
bn 4 1 X21 1 KL-Nr. 112
= ws 1 2 2
Sensor FA PFR c18
PFR
rt 1 6 3 +24V stab. NTM ac26
= ge 4 3 4
PS 1 PFR a20
= sw 3 4 5
Projectile sensors PS 2 PFR c20
= ws 2 5 6
PS 3 PFR a18
SM
rt 3 9 7 PFR a26
ws 2 7 8
Projectile brake Auf PFR ac28
sw 1 8 9
Zu PFR ac30

2 X17 1 +VCC ac6

1 2
GS press switch 1 bar GS c14
4 3
3 3
Oil level Oil GS c10
8 4
Air vent / spray Test W GS a24
9 5
911 / e / 11 / 98

0V 24V unst.NTM ac16

2 15
Heating 81A
1 16 ~2 AT 13VAC
82
10 8 SP-P GS a20
4 9
GS solenoid valves W W- GS a22
7 10
SS SS GS c24
6 11
P P GS c22
5 12
SP-SS SP-SS GS c20

16 P 7100
 Electronic documentation WMK21 B 2.4

Connector plan 2

rt / bn X23 1
+ +15V SFW a16
S sw / gn 2 TK SFW c18
SFW mixing- O ge / ge 3 0V Logic SFW c16
box ws / ws 4
FE FE SFW a20
5 NTL ac2
6

1
X19 2
3
4
SVR 2../1 A 5
SVR 2../1 ac28
6
B 0V (48V~ 6,3A)
Option X20 1
2
3
SVR 2../2 A 4
SVR 2../2 ac28
5
B 6
0V (48V~ 6,3A)

MFA FA
bn 4 1 X21 1 KL-Nr. 112
= ws 1 2 2
Sensor FA PFR c18
PFR
rt 1 6 3 +24V stab. NTM ac26
= ge 4 3 4
PS 1 PFR a20
= sw 3 4 5
Projectile sensors PS 2 PFR c20
= ws 2 5 6
PS 3 PFR a18
SM
rt 3 9 7 PFR a26
ws 2 7 8
Projectile brake Auf PFR ac28
sw 1 8 9
Zu PFR ac30

2
1
P
3 X17 1 +VCC ac6
Pressure monitoring
Stop button housing 9 2 1 bar TS c14
911 / e / 11 / 98

3 3 15VDC TS c10
Oil level monitoring 4
ohne 4 Oil TS a24

GSH
Heating 2 2 1 1
81A
~2 AT 13VAC
82

P 7100 17
 Electronic documentation WMK21 B 2.4

Connector plan 3

bn X23 1
+ +15V SFW a16
gn 2 TK SFW c18
S
SFW - 51L ge 3 0V Logic SFW c16
GND
ws 4 FE SFW a20
FE
shild 5 NTL ac2
0V
6

1
X19 2
3
4
SVR 2./1 A 5
SVR 2./1 ac28
6
B 0V (48V~ 6,3A)
Option X20 1
2
3
SVR 2./2 A 4
SVR 2./2 ac28
5
B 6
0V (48V~ 6,3A)

MFA FA
bn 4 1 X21 1 KL-Nr. 112
= ws 1 2 2
Sensor FA PFR c18
PFR
rt 1 6 3 +24V stab. NTM ac26
= ge 4 3 4
P S1 PFR a20
= sw 3 4 5
Projectile sensors P S2 PFR c20
= ws 2 5 6
P S3 PFR a18
SM
rt 3 9 7 PFR a26
ws 2 7 8
Projectile brake Auf PFR ac28
sw 1 8 9
Zu PFR ac30

2 X17 1 +VCC ac6

1 2
GS press switch 1 bar GS c14
4 3
3 3
Oil level Oil GS c10
8 4
Air vent / spray Test W GS a24
9 5
911 / e / 11 / 98

0V 24V unst.NTM ac16

2 15
Heating 81A
1 16 ~2 AT 13VAC
82
10 8 SP-P GS a20
4 9
GS solenoid valves W W- GS a22
7 10
SS SS GS c24
6 11
P P GS c22
5 12
SP-SS SP-SS GS c20

18 P 7100
 Electronic documentation WMK21 B 2.4

Connector plan 4

bn X23 1
+ +15V SFW a16
gn 2
S TK SFW c18
SFW - 51L ge 3 0V Logic SFW c16
GND
FE ws 4 FE SFW a20
shild 5 NTL ac2
0V
6

1
X19 2
3
4
SVR 2../1 A 5
SVR 2./1 ac28
6
B 0V (48V~ 6,3A)
Option X20 1
2
3
SVR 2../2 A 4
SVR 2../2 ac28
5
B 6
0V (48V~ 6,3A)

MFA FA
bn 4 1 X21 1 KL-Nr. 112
= ws 1 2 2
Sensor FA PFR c18
PFR
rt 1 6 3 +24V stab. NTM ac26
= ge 4 3 4
P S1 PFR a20
= sw 3 4 5
Projectile sensors P S2 PFR c20
= ws 2 5 6
P S3 PFR a18
SM
rt 3 9 7 PFR a26
ws 2 7 8
Projectile brake Auf PFR ac28
sw 1 8 9
Zu PFR ac30

2
1 X17 1 +VCC ac6
Pressure monitoring P

Stop button housing

3 2 1 bar TS c14
9
911 / e / 11 / 98

3 3 15VDC TS c10
Oil level monitoring 4
ohne 4 Oil TS a24

GSH
Heating 2 2 1 1
81A
~2 AT 13VAC
82

P 7100 19
 Electronic documentation WMK21 B 2.4

Connector plan 5

X18 1
D GND NTL ac2
C 2 PFR c10
Stroboscope 3
A 48V~ X16.4
B 4 0V (48V~) X16.3

1 X22 1 +15V NTL ac6

F = 2 2 WIS a12
E = 3 3 WIS c12
WIS D = 4 4 WIS a14
C = 5 5 WIS c14
B
= 6 6 WIS a16
A
= 7 7 WIS c16

X27 1 +VCC NTL ac6

2 KFW-FA Ind. WAL c28
3 Flasher EST c24
KFW-FA 4 Reset EST c30
5 KFW-FA WAL c14
6 GND NTL ac2

X26 1 +VCC NTL ac6

2
911 / e / 11 / 98

KFW-SU Ind.WAL a28

3 Flasher EST c24
KFW-SU 4 Reset EST c30
5 KFW-SU WAL e14
6 GND NTL ac2

20 P 7100
 Electronic documentation WMK21 B 2.4

Connector plan 6

KA interface 31 pol. X28

13 shield 1 EMV Ground
15 2 X27/4 Reset
12 3 R11 / SFW
16 4 R14 / KFW
24 +15 VDC 5 X24/125 NTL ac6
Dummy plug 27 W 6 X24/127 WAL c10
28 ML 7 X24/121 WIS a18
19 GND 8 X24/120 NTL ac2
30 +24 VDC 9 X24/102 NTM ac26
25 Em. stop 10 X24/107 EST a4
29 switchover 11 Rel.1 A1
23 Coding

1 E
2 R / 38
3 S / 39
4 T / 40
911 / e / 11 / 98

P 7100 21
22
PCB RWP 3XX X16 Transformer
1 37
2
0V~ (48V/2A) 3 81a
48V~ (2A) 4 83a
48V~ (6.3A) 5 83
0V~ (48V/6.3A) 6 81
Transformer connections

19V~ X1 ac10 7 84
19V~ X1 ac14 8 85
X3 c28 9 84a
X5 a10 SVR 1X 10 85a
+24V stab 11
13,5V~ 12 82
28,5~NTM 1X ac18 13 86
X3 a4 14

P 7100
28,5V~ (0) NTM 1X ac22 15 87
27V~ NTM 1X ac12 16 (9) 88
X3 c22 17
27V~ (0) NTM X2 ac4 18 89
(81a) A1 A2 K01
Electronic documentation WMK21 B 2.4

E
(10) K14 K13
MWS1x (11)
7
19VAC
19VAC 10
(14) K96 K95 Thermal
ZSE / X1 (17) K01
19VAC 1
19VAC 3

911 / e / 11 / 98
 Electronic documentation WMK21 B 2.4

Electronic pick counter

WMK 21

NTL ac6 +15V

NTL ac2 0V A1 T
WAL c20
PFR c14

B2 L
C3 E
113
114
115
116
117

D4

6 5 4 3 2 1
(old) (new)
ge/gn / sw
sw / ws
rt / bn
ge / ge
ws / gn
911 / e / 11 / 98

P 7100 23
24
a30
a8
rt continuous rt a20
a10 red signal lamp
rt flashing 1
1
c32
bl continuous bl c20
a12 blue signal lamp
bl flashing 1
1
Basic circuit diagram EST 1.

c8 ge c18
ge continuous yellow signal lamp
&
a14 1
ge flashing
1
c24

a32
0V (48V~) c30
a28 SWM-reset
Limit switch 48V~
ENS c28 Conactor
circuit (48V~)

P 7100
a26 c16
24V=
a24
S Magnet 1
Q c22 =24V via emergency
R
c10 MAN stop and motor
Stop
monitoring
c14 & 24V= MAG
Electronic documentation WMK21 B 2.4

& a4
=24V via emergency
c12 stop
Stop a18
& Monitor indicator
emergency stop
ac2 S
0V Q MAK c4
R & Motor monitoring
ac6
+15V

911 / e / 11 / 98
 911 / e / 11 / 98

48 V~
+24V stab.
+15 V
102
4 17.01
1 r Mot. Mot. 132
NOT e28 t
138 SU 96 95
K01 96 95
K02 sw X16.12
2 16.04 153 154 (13.5V)
OP
104 3 c24 14 17
ENS X16
11 103 14.01 17.01
NOT 1
a26 LS a26
12 FA 2
20.08 20.08 17.01 17.03 17.02 20.06 r
WM Run
c16 FFL a16 FFL c26 c24 STZ a24 STOP e14 t
bl
105 106
139 16.02 16.03 19.03 16.02 17.02 15.03 ge
a22 c8 TOL c32 c22 e26 a24
19.09 STOP
r bl ge r bl ge
t t c26
108
133 134 135
19.02
SSI
NOT-AUS c22

ac6 a28 a4 a10 a12 a14 a8 c32 c8 c10 c12 c14 c22 a20 c20 c18
MAN-AUTO X3
ac2 c28 c16 a26 a24 c26 a18 c4 c30 EST 16 c24 a32 a30

P 7100
19.06
X16 SSI
9 a22
A2
20.05
FFL
a12
K01 143 142 141 140
16.07 20.03
RB15 Reset PFR FEK 9FM
a10 X14.11/12
A1 LK a24 17.01 17.04 17.03
0V c24
(48V) Light barrier MOT-W KFW KFW
81a X13 e10 X26/27.4 x26/27.3
Haftmagnet see B2.5 p.3 SSI/FHI 17.05 17.08
NOT-AUS Reset WAL
a18 a22
LK
18.04
Reset DIA
145 144 a22
0V 13.02
(24V) Reset SVR
c10 X16.3 (0V)

0V (15V)
137

11
0 1 2 3 4 5 6 7 8 9
Electronic documentation WMK21 B 2.4

25
Output stages EST 1.
26
ac6 +15V
15V ac 28 ac 26

ac2 0V 5V

0V 24V

P
c22
Basic circuit diagram GS 3.

P
1 ..... 16 SS
c24

SS
1 ..... 16 Output a20
stages
1
0 SP SP-SS
W c20

Micro- W
computer a22

P 7100
OIL
c10 Inputs
15V
Output
stage
PMI monitoring
c14
Electronic documentation WMK21 B 2.4

ML
a12

Filling oil line

a24
WL
Monitoring a10
PF-1
c12
5V

911 / e / 11 / 98
 911 / e / 11 / 98

24V n. stab.
+15 V
1 X17

2
1 4
F
P N
Oil - 2 3 146
1 Bar level 1 Test-W
15.06 4 3
PF-1 N
a28 GSH
15.04 1 3 8
ML
c18

2 3 4
X17

ac6 a12 c12 c14 c10 a24 a14 ac26

GS 3.. X4
ac2 a10 a20 c22 c24 c20 a22 ac28

81A
8 11 10 12 9

P 7100
17.00
GS-W
a10

15 10 6 7 5 4
2
X17
P SS SP- W
GSH SS
9 5

16

NTM ac16/0V
82 13V

0V (15V)

12
0 1 2 3 4 5 6 7 8 9
Electronic documentation WMK21 B 2.4

27
Controlled lubrication GS 3. with oil heating unit
28
ac06 +15 Volt

+15 Volt GND

a10
ac02 GND
H3 LED - GS-W
Basic circuit diagram TS 10

a20

c20

ML
a12 a22

c22

P 7100
c24

H2
LED ac26
c10

Oil ac28
a24
Electronic documentation WMK21 B 2.4

+15 Volt GND

H1
PF 1 LED
c12

Pressure
c14

911 / e / 11 / 98
 911 / e / 11 / 98

24V n. stab.
+15 V
1 X17

2
1 Oil level
P Stop button housing SU
3
3 4
15.06
PF-1 9
a28
15.04
ML
c18

2 3 4
X17

ac6 a12 c12 c14 c10 a24 ac26

TS 10 X4
ac2 a10
81A

P 7100
17.00 1
GS-W
a10

GSH

2
82 13V

0V (15V)

12
0 1 2 3 4 5 6 7 8 9
Electronic documentation WMK21 B 2.4

Fixed-cycle lubrication TS 10

29
30
ac6 +15V
15V ac 28 ac 26

ac2 0V 5V

0V 24V

P
c22

P
Basic circuit diagram TS 20

1 ..... 16 SS
c24

SS
1 ..... 16 Output a20
stages
1
0 SP SP-SS
W c20

Micro W
computer a22

P 7100
OIL
c10 Inputs
15V
Output stage
PMI monitoring
c14
Electronic documentation WMK21 B 2.4

ML
a12

a24
WL
Monitoring a10
PF-1
c12
5V

911 / e / 11 / 98
 911 / e / 11 / 98

24V n. stab.
+15 V
1 X17
125 146
2 3

1 Oil Jumper when no

Oil - SU oil level monitoring
P 60 - 70 mbar level
3 in SU !

15.06 9 4
PF-1
a28
15.04
ML
c18

2 3 4
X17

ac6 a12 c12 H4 Oil c14 c10 a24 a14 ac26

SU
TS 20 SP - P P SS SP - SS W X4
ac2 a10 a20 c22 c24 c20 a22 ac28

8 11 10 12 9

P 7100
81A X17
17.00
GS-W
a10

1 1 1 1
X17
GSH
2 2 2 2 5
1
2-32 min 30-180 min 25 min 25 min
1s 2s 1s 2s
Adjustable Adjustable flushing valve
via via
82 13V switch P switch SS
NTM ac16/ 0V

0V (15V)

12
0 1 2 3 4 5 6 7 8 9
Electronic documentation WMK21 B 2.4

31
with flushing valve
Fixed cycle lubrication TS 20
32
GN
48V
ac30 5AT K1 ac28
48V
F1
Basic circuit diagram SVR 1.

ac2 0V
ac6 +15V 00 99
1>

5 5

RT

P 7100
c10 SED a26
Reset SVR-W

∆t
Electronic documentation WMK21 B 2.4

a10 SCH
HS (K01) & GN
ON

K1

911 / e / 11 / 98
 911 / e / 11 / 98

GS.. ac2 SVR 1../1 ac2

0V (15V) 0V (15V)
+24V stab.
GS.. ac6 SVR 1../1 ac6
+15V +15V
R5
SVR 1../1 a10
C3 IKS 10 11
R6 X16
1M 2K2
1/2W
11.07 Reset 14 13 SVR 1../1 c10
Reset
c30 K01

5 48V
SVR 1../2 ac30 (6.3A)
48V
(6.3A) X16

ac2 c26 ac6 a10 c10 ac30 ac2 c26 ac6 a10 c10 ac30
RB13 SVR 2../1 X5 RB14 SVR 2../2 X6
a26 ac28 a26 ac28

0V (48V)
1 6 0V (48V)
X16.1 X16.6
2 4 6
X16 1 3 5

P 7100
X16 X19 X20

A BC A BC

D D
E E
17.08 17.06
WAL 1.. a12 WAL 1.. e18

1-3 4V D-E

4-6 8V C-E

13
0 1 2 3 4 5 6 7 8 9
Electronic documentation WMK21 B 2.4

33
Melting device SVR 2. 1+2
34
KI
K1 a28 c22
KI
External
STO
c12 1
ST R
1,8ms +
S
S1 1 FE a20
470ms & FE
R
& c32
c10 STO
LS 1
Basic circuit diagram SFW 4. L

20ms ±50% a26

!G! LS

R LS FT
c24
FT

a12
(FT)

P 7100
c14 R
FT
SR
U ref. TK
&
c26
TK
Electronic documentation WMK21 B 2.4

U ref. S1
1
c18 470ms
TK R
3,55 ±50% FTV
1
U ref. &
470ms

911 / e / 11 / 98
 911 / e / 11 / 98

48 V~
+24V stab.
+15 V

15.02 16.03
WIS c24 LS TK VB
St PFR a24

+15V 0 S FE

rt/bn ge sw/gn ws sw
+15V
118 119

20.07
FS X23 1 3 2 4 5
e16

ac6 c12 a10 c10 a16 c16 c18 a20 ac2 a12
SFW 4.. X8
ac2 a26 c24 c32

P 7100
11.02
LS
a10

17.05
SFW-W
c18

0V (15V)

14
0 1 2 3 4 5 6 7 8 9
Electronic documentation WMK21 B 2.4

35
Weft detector SFW 4. L
36
c12 1 STOP
TR R
1.8ms
S

S 1
470ms & c32
R & STO
≥1 20ms ± 50%
c10 a26
LS LS-A
Basic circuit diagram SFW 51 L

LS

c24
FT-TP
!G!
c22
KI-TP
R
1
470ms c20
FE

P 7100
a12
FT
R TK
&
S
R
U ref. c26
c18 TK-TP
TK
Electronic documentation WMK21 B 2.4

FTV

1
U ref. &
470ms

911 / e / 11 / 98
 911 / e / 11 / 98

48 V~
+24V stab.
+15 V

15.02
SFW - 51L 16.03
WIS c24 LS
St +15V 0 S FE PFR a24
X1 X2

1 3 2 4

rt/bn ge sw/gn ws sw
+15V
118 119

20.07
FS X23 1 3 2 4 5
e16

ac6 c12 a10 c10 a16 c16 c18 a20 ac2 a12
SFW - 51L X8
ac2 a26 c24 c32

P 7100
11.02 Senisng head
LS
a10
Double pick S1

Single pick

17.05
SFW-W
c18

0V (15V)

14
0 1 2 3 4 5 6 7 8 9
Electronic documentation WMK21 B 2.4

37
Weft detector SFW 51 L
38
A c 16 A AA H6
B a 16 B BA H5
C c 14 C CA H4
RC 1
D a 14 D DA H3
E c 12 E EA H2
F a 12 F FA H1
Basic circuit diagram WIS 1.

D1 a 28 PF-1
PF 1
PF 2 D2 c 28 PF-2
S1 AE PF 3 a 26 PF-3
BE WA a 20 W
BCD CE
DE ML c 26 6°
AZ WS a 24
S2
BZ ST c 24 ST
BCD CZ c 18 ML

P 7100
1

1
Electronic documentation WMK21 B 2.4

H7

1 a 18 ML
1 Q 1 Q

911 / e / 11 / 98
 911 / e / 11 / 98

48 V~
+24V stab.
+15 V
X22 1
1
Strobos-
F E D C B A cope

2 3 4 5 6 7
X22 2 3 4 20.00 5 20.00 6 20.00 7 20.00
c8 e20 e18 a8

ac6 a12 c12 a14 c14 a16 c16

WIS 1.. X9
ac2 c26 c24 a20 a18 a24 c18 c20 a22 c22 a28 c28 a26

X18 2 1 4 3
19.09 11.07 20.01
14.01 a26 c14 e8
ST
c12
16.07 20.05 16.08 16.05

P 7100
PFR 2..
c14 c12 c10 a12 PF-3
16.06
17.08 c12 PF-2
SZ5XX 16.06
114 0V (48V)
a14 PF-1
121 122 18.04 18.03 X16.3
DIA 2.. DIA 2.. / c20
ML a20

17.02 12.01 12.02

WIS-W ML GS 3.. / c12
e12 a12

0V (15V)

15
0 1 2 3 4 5 6 7 8 9
Electronic documentation WMK21 B 2.4

39
Angle sensor WIS 1.
40
ac6 +15V
15V FBA BRA PNB PSD PRP KST PS1 PS2 PS3
+15V
ac2 +5V
GND
5V

a24
5V MEC S2 Output
Voltage micro-
control computer c22
15V PBR stop
Basic circuit diagram PFR 2.

a22
a14 ge flash
PF-1
c12 SU FA c16
PF-2 PBR-W
15V
a12 5V a16
PF-3 MEC-W
c14 5V
6° software 15V c8
a10 control TOL
Reset
c10 c24
Stop rt
c26
24V Input

P 7100
off
FB a26
24V Output
on Projectile- ac28
brake slacken
a8
24V Output ac30
a20 stage close
PS1
c20 ac32
Electronic documentation WMK21 B 2.4

PS2 GND 24V

a18
PS3
c18
FA/SU

a4
SU/FA
Sensor

911 / e / 11 / 98
 911 / e / 11 / 98

48 V~
+24V stab
+24 V n. st.
+15 V
X21 3
15.08
FA 6 102 PF 3 WIS a 26
SU 4
PFR 1 15.07
4 MFA PF 2 WIS c28
r +
t +
15.06
PF 1 WIS a28

15.01
ge sw ws - 6° WIS c26
-
PFR 4 3 2 1 MFA
SU 6 11.07
FA 3 4 5 112 1 2 FA Reset EST c30

X21 4 5 6 1 2 X21 15.03

Stop
WIS a 24

ac6 a8 a20 c20 a18 a4 c18 a12 c12 a14 c14 a10 c10 c26
PFR 2.. X10
ac2 a16 c16 a22 c22 a24 c8 c24 a26 ac28 ac30 ac32

X21 7 8 9

P 7100
11.02
rt EST a10
FA 9 7 8
123 11.04
TOL EST a8 SM 3 2 1
ENS
14.09
21 S2 SFW a 12 rt ws sw

11.06 SMP
22 Stop EST c10 Open Close
WM Run
11.03
124 ge EST a14

17.01
PFR-W WAL c12

17.04
MEC WAL a14

0V (15V)
0V (24V) n. stab.

16
0 1 2 3 4 5 6 7 8 9
Electronic documentation WMK21 B 2.4

41
Projectile monitoring PFR 2.
42
&
a10 EGS H2
EGS
H3
KSA
c10 KSA H4
MOT
H5
e10 MOT KSV
H6
PFR
a12 KSV/ SVR 1 H7
WIS
H10
FW
c12 PFR H11
AUS
H12
NOT
e12 WIS H14
FGS I
H15
FGS II / SFB-L
Basic circuit diagram WAL 1.

a14 MEC
H16
STZ
c14 KFR-FA
+5V
e14 KF-SU
KFW H8
+15V
a16 FW KFW H9

SFW H13
c16 AUS
MEC H1
e16 ( see options )

a18 NOT e30 913

P 7100
c28 KFR
c18 SFW
a28 KFL

e18 FGS1/ SVR 2 e32 913

e20
a20 SFB-L / FGS II
a32 913 MEC
c20 STZ c32 913
Electronic documentation WMK21 B 2.4

rt e28
a22 Reset
bl a26

ge c26

Angle stop e26

15V
ace 6 5V Instant stop a24
15V 5V
Piece code c24
ace 2 5V Gnd IC D1 c30
5V

911 / e / 11 / 98
 911 / e / 11 / 98

48 V~
+24 V
+15 V
152
110 102 131 125 131 131 115
PFR-W SFW-c32 FFL 6 31/14
SZ 5XX 3
16.01 AUS-FA 14.02 20.01 Löpfe KSA KSV
AUS-SU FW
X SSI e6 5 4 1 2
c16 FHI 7 X14.2
130 31/15
MOT-W 111 109 126 127 128 129 114 113 117 116
a14 c14 SVR2
11.06 20.06 11.06 13.06 13.01 15.01
RB 16 c14 FFL a26 SVR1 c26
c4 EST-a18
16.01 a26
GS-W 18.02
R1 R2 MEC R7 R8

1K5

2K2
2K2

1K5
12.01 15.03 124 1 1 1 1 1 1 DIAa16
STZ-W
20.06 XP12 RB14 XP3 XP4 RB13 XP5 11.07 18.00
a10 WIS-W FFL 2 2 2 2 2 2
C1 a20 e12 C4 Reset DIA 2 c16
c30

ace6 a10 e10 c12 c16 e12 a14 e16 a18 c18 e18 a20 c10 a12 a16 a22 c20
WAL 1X X11
ace2 e28 a26 c26 e26 a24 c24 c28 c14 a28 e14 c30 a32 e32 e30 c32 e20
+15V 11.07 +15V
19.03 1 2 5 4 c30 Reset 4 2 5 1 19.04
SSI

P 7100
a8
X27 X26
SSI a12
11.02 KFW KFW 19.04 19.04 19.08
rt FA SU
a10 c10 a10 c12
4 2 4 2
11.03 18.07 Mec.
bl Outp.
a12 DIA c14
11.03 18.03
ge 3 1 3 1 DIA a10
a14 KF-SU
11.06 18.02
STOP DIA c10
c12 KF-FA
11.06 18.01
STOP X27 X26 DIA c12 SFW
c10 3 6 3 6
11.05 11.09
STZ yellow
c8 c24
KFW 2 sectors

0V (15V)

17
0 1 2 3 4 5 6 7 8 9
Electronic documentation WMK21 B 2.4

43
Stop motion logic WAL 1.
44
48 V~
+24 V
+15 V
152 KFW 4 sectors
110 102 131 125 131 131 115
PFR-W SFW-c32 FFL 6 31/14
SZ 5XX 3
16.01 AUS-FA 14.02 20.01 Löpfe KSA KSV
AUS-SU FW
X SSI e6 5 4 1 2
c16 FHI 7 X14.2
130 31/15
MOT-W 111 109 126 127 128 129 114 113 117 116
a14 c14 SVR2
11.06 20.06 11.06 13.06 13.01 15.01
RB 16 c14 FFL a26 SVR1 c26
c4 EST-a18
Stop motion logic WAL 1.

16.01 a26
GS-W 18.02
R1 R2 MEC R7 R8

1K5

2K2
2K2

1K5
12.01 15.03 124 1 1 1 1 1 1 DIAa16
STZ-W
20.06 XP12 RB14 XP3 XP4 RB13 XP5 11.07 18.00
a10 WIS-W FFL 2 2 2 2 2 2
C1 a20 e12 C4 Reset DIA 2 c16
c30

ace6 a10 e10 c12 c16 e12 a14 e16 a18 c18 e18 a20 c10 a12 a16 a22 c20
WAL 1X X11
ace2 e28 a26 c26 e26 a24 c24 c28 c14 a28 e14 c30 a32 e32 e30 c32 e20
+15V 11.07 +15V
19.03 1 2 5 4 c30 Reset 4 2 5 1 19.04
SSI X27 X26

P 7100
a8 SSI a12
11.02 1 5 4 4 5 1 19.04 19.04 19.08
rt
a10 c10 a10 c12
+15V KFW reset reset KFW +15V
11.03 18.07 Mec.
bl Outp.
a12 H1 red Sek. 3 H1 red Sec. 1 DIA c14
KFW KFW
11.03 18.03
ge FA H2 green Sek. 4
SU H2 green Sec. 2 DIA a10
a14 KF-SU
11.06 flasher 0V flasher 0V 18.02
STOP DIA c10
Electronic documentation WMK21 B 2.4

c12 KF-FA
3 6 3 6
11.06 18.01
STOP DIA c12 SFW
c10 X27 X26
11.05 11.09 3 6 3 6
STZ yellow
c8 c24

0V (15V)

17
0 1 2 3 4 5 6 7 8 9

911 / e / 11 / 98
911 / e / 11 / 98 Electronic documentation WMK21 B 2.4

P 7100 45
46
+15V
X1

a10 X2
KFW-SU

c10 11/12
KFW-FA +VDD

a12 2
KFF KFW-SU

c12 3
Basic circuit diagram DIA 2.

SFW X3 KFW-FA

a14 X3 1
STZ (PS) FW

c14 4
MEC SFW

a16 6
FW S Q STZ
R
c16 5
STZ (PU) S Q MEC

P 7100
R
a18 14
R1 S Q R1
R
c18 13
R2 S Q R2
R
a20 7
ML ML
Electronic documentation WMK21 B 2.4

c20 8
Clock Clock

a22 15
Reset Reset

ac6 9/10
+15V VSS

ac2
0V

911 / e / 11 / 98
 911 / e / 11 / 98

48 V~
+24V stab.
+15 V
17.09
STZ WAL c20
17.08
SFW WAL c32
17.08
FB WAL a16 SULZER
17.03
17.08 MEC output WAL a32 DIA 21
KFW FA WAL e30 911 280 000
17.08
KFW SU WAL e32
15.07
WIS a28 PF1
15.04
ML WIS c18

Reserve 1
Reserve 1
11.04 20.06
Reset EST c30 KFF-W
FFL e10

ac6 c16 c12 a16 c10 a10 c20 a20 a22 a18 c18 c14 a12
X3
DIA 2.. 1 2 3 4 5 6
ac2
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1

P 7100
ML
FW

Takt
STZ
MEC
SFW

Reset
VSS
1 2 3 4 5 6

KFW-FA

+VDD
KFW-SU

(GND)

Reserve 1
Reserve 2
+12VDC…… +25VDC

Computer connection high-impedance input (100kΩ)

0V (15V)

18
0 1 2 3 4 5 6 7 8 9
Electronic documentation WMK21 B 2.4

47
Dialog (computer connection) DIA 2.
 Electronic documentation WMK21 B 2.4

Functional check after repairs

Observe the following sequence! Run the machine

Limit switch Service switch MAN-AUTO in Shut-off point Press stop button
position MAN, press emergency and braking
stop button, pull up grip rod: The distance
«ENS» LED on the EST 1. board Weft detector Adjust according to Adjustment.
must light up. Release emergency Instructions. Induce weft break.
stop button.

Warp stop Test all contact bars.

Main motor Pull up grip rod, check direction motion
of rotation.

Pick counter Check « STZ » function.

LS switch and Turn switches up singly.
FB switch The red signal lamp
must flash.Then turn down both
switches!

Angle sensor Check distance from angle disk.

This should not exceed 0.8 mm
or be less than 0.6 mm.

911 / e / 11 / 98

Please report any discrepancies in this

documentation to the following address:
Sulzer Textil Limited
CH-8630 Ruti

48 P 7100
 Electronic documentation WMK21 B 2.4

Overview of terminals / connectors on backplane RWP

1
X1 X2 X3 X4 X5 X6

X18
A A A A A A
B B B B B B 1
C C C C C C

X17
D D D D D D
E E E E E E
BR2 BR1

SVR 2.. 1X

SVR 2.. 2X
F F F F F F
NTM 1X

EST 1X
NTL 1X

REL1

G G G G G G

GS 3X

RB14 (a26-c26)
H H H H H H 16 18
I I I I I I

RB13
K K K K K K

X16
L L L L L L
M M M M M M

1 3

X15

X8 X9 X10 X11 X12 X13 X7

1
X20 1
A A A A A A A
B B B B B B X19
FHI 1X

C C C C C C
XP4

FFL 2X / FSZ 1X

D D D D D D
RB16

E E E E E E
XP10

F F F F F
XP5 XP12

F 36 33
SSI 1X /
SFW 4X

WAL 1X
PFR 2X
WIS 1X

DIA 2X

KP11

G G G G G G
H H H H H H
X14

I I I I I I
RB15

K K K K K K
XP3

XP7 XP6

L L L L L L
M M M M M M M
4 1
911 / e / 11 / 98

X28

1
X27
X23

1 1

101 104 107 110 113 116 119 122 125 128 131 134 137 140 143 146 149 152 X26
1
X22

1
102 105 108 11 114 117 120 123 126 129 132 135 138 141 144 147 150 153
1
X21

103 106 109 112 115 118 121 124 127 130 133 136 139 142 145 148 151 154
1
X24 X25

P 7100 49