MTL4516
MTL4516/C – MTL5516C Hazardous area Safe area
SWITCH/ PROXIMITY
DETECTOR INTERFACE
680Ω
6 12
2-channel, with line fault detection 22kΩ +
– 4
5 11
10
The MTLx516/C enable two safe-area loads to be controlled by a switch 680Ω
+
3 9 Ch 2
or proximity detector located in a hazardous-area. When selected, open 2 8
– 7
22kΩ 1 Ch 1
or short circuit conditions in the field wiring are detected by the line-
fault-detect (LFD) facility and also indicated on the top of the module.
Phase reversal for each channel is selected by a switch on the side of Switch-type sensors 13 14
20 to 35V dc
the module and output is provided by changeover relay contacts. require resistors
Vs+
if LFD is selected
Vs–
SPECIFICATION
See also common specification
FSM MTL4516C
Number of channels FUNCTIONAL SAFETY
MANAGEMENT Hazardous area Safe area
Two
Location of switches IEC 61508:2010
Zone 0, IIC, T6 hazardous area 680Ω
Div. 1, Group A hazardous location
Location of proximity detector 22kΩ 6 12
+
5 11 Ch 2
Zone 0, IIC, T4–6 hazardous area if suitably certified – 4 10
Div. 1, Group A hazardous location
Hazardous-area inputs 680Ω
+
3 9
2 8 Ch 1
Inputs conforming to BS EN60947–5–6:2001 standards for – 1
7
proximity detectors (NAMUR) 22kΩ
Voltage applied to sensor
7 to 9V dc from 1kΩ ±10% Switch-type sensors 13 14
20 to 35V dc
Input/output characteristics require resistors Vs+
if LFD is selected
Normal phase Vs–
Outputs closed if input > 2.1mA (< 2kΩ in input circuit)
Outputs open if input < 1.2mA (> 10kΩ in input circuit)
Hysteresis: 200µA (650Ω) nominal MTL5516C
Line fault detection (LFD) (when selected)
Hazardous area Safe area
User-selectable via switches on the side of the unit. Line faults are
indicated by an LED for each channel. The channel output relay is
de-energised if an input line fault is detected.
680Ω
Open-circuit alarm on if Iin < 50µA
Open-circuit alarm off if Iin > 250µA 6 7
22kΩ +
Short-circuit alarm on if Rin < 100Ω 5 8 Ch 2
– 4
Short-circuit alarm off if Rin > 360Ω 9
Note: Resistors must be fitted when using the LFD facility with a contact input
500Ω to 1kΩ in series with switch 680Ω 3 10
+
20kΩ to 25kΩ in parallel with switch 2 11 Ch 1
–
Safe-area output 1 12
22kΩ
Two single-pole relays with changeover contacts 13 Vs–
Note: reactive loads must be adequately suppressed 14 Vs+
Switch-type sensors
Relay characteristics require resistors 20 to 35V dc
MTL4516/C MTL5516C if LFD is selected
Response time: 10ms maximum 10ms maximum
Contact rating 10W, 0.5A, 250V ac, 2A, cosØ >0.7, LED indicators
(Safe Area): 35V dc 40V dc, 2A, resistive load Green: power indication
Contact rating 10W, 0.5A, 35V, 2A, 100VA. Yellow: two: channel status, on when output energised
(Zone 2): 35V dc Red: two: LFD indication, on when line fault detected
Safety description (each channel)
Maximum current consumption Uo =10.5V Io =14mA Po =37mW Um = 253V rms or dc
35mA at 24V SIL capable
Power dissipation within unit SIL These models have been assessed for use in
0.84W at 24V 2 IEC 61508 functional safety applications.
IEC 61508:2010
SIL2 capable for a single device (HFT=0)
SIL3 capable for multiple devices in safety
SIL redundant configurations (HFT=1)
3
IEC 61508:2010
See data on MTL web site and refer to the
safety manual
The given data is only intended as a product description and should not be regarded as a legal
warranty of properties or guarantee.
In the interest of further technical developments, we reserve the right to make design changes.
Eaton Electric Limited, © 2016 Eaton EUROPE (EMEA):
Great Marlings, Butterfield, Luton All Rights Reserved +44 (0)1582 723633 mtlenquiry@eaton.com
Beds, LU2 8DL, UK. Publication No. THE AMERICAS:
Tel: + 44 (0)1582 723633 Fax: + 44 (0)1582 422283 EPSx516/C Rev6 010916 +1 800 835 7075 mtl-us-info@eaton.com
E-mail: mtlenquiry@eaton.com ASIA-PACIFIC:
www.mtl-inst.com +65 6 645 9888 sales.mtlsing@eaton.com
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