3-color display

Digital Flow Switch for Water

Series PF3W
®

RoHS
How to Order
Remote sensor unit Output specification/Temperature sensor Remote sensor unit/Unit printed on label
OUT1 OUT2 Temperature Symbol Instantaneous flow rate Temperature
Symbol
For how to order of Flow rate Temperature sensor Nil L/min oC
remote monitor unit, 1 Analog 1 to 5 V — L/min
None G oC/oF
refer to page 18. 2 Analog 4 to 20 mA — (gal/min)
1T Analog 1 to 5 V Analog 1 to 5 V With temperature sensor Under the New Measurement Law, units other
To use in combination with remote monitor (PF3W3 series), than SI (symbol “Nil”) cannot be used in Japan.
select analog output of 1 to 5 V of flow rate (output symbol Note) G: Made to Order
“-1” or “-1T”). Reference: 1 [L/min] 0.2642 [gal/min]
Note) Analog output of 4 to 20 mA with temperature sensor is 1 [gal/min] 3.785 [L/min]
made to order. (Refer to page 10.) oF = 9/5oC + 32

Remote
sensor unit PF3W 5 04 03 1T
Integrated
display PF3W 7 04 03 AT M
Type
5 Remote sensor unit Made to Order
7 Integrated display Thread type X109 Seal material EPDM
Nil Rc X128 Analog 4 to 20 mA 2 output type Note)
Rated flow range (Flow range) N NPT X143 Piping material brass
Symbol Rated flow range F G Note) Applicable only for remote type with
04 0.5 to 4 L/min ISO228 equivalent temperature sensor (Refer to page 10.)
20 2 to 16 L/min Port size Calibration certificate (Only flow sensor)
40 5 to 40 L/min Port Rated flow range Nil None
11 10 to 100 L/min Symbol
size 04 20 40 11 21 A With calibration certificate
21 50 to 250 L/min 03 3/8 $ $ — — — The certificate is written in both English and
Flow adjustment valve 04 1/2 — $ $ — — Japanese. Integrated display type with
With/without flow Rated flow range 06 3/4 — — $ $ — temperature sensor can only display flow rate.
Symbol 10 1/1 — — — $ —
adjustment valve 04 20 40 11 21 Bracket (Option)
Nil None $ $ $ $ $ 12 1 1/4 — — — — $ Nil None
S Yes $ $ $ — — 14 1 1/2 — — — — $ Bracket
Note 1) 100 and 250 L/min types with flow adjustment
valves are not available. Integrated display Output specification/Temperature sensor
Note 2) The flow adjustment R
OUT1 OUT2 Temperature
valve of this product is Symbol sensor
Flow rate Flow rate Temperature
not suitable for
A NPN NPN —
applications which
require constant B PNP PNP — Note) With bracket is not available for 250
adjustment of flow rate. C NPN Analog 1 to 5 V — L/min type.
D NPN Analog 4 to 20 mA —
None Integrated display/Unit specification
Note 1) External input: The E PNP Analog 1 to 5 V —
accumulated value, peak Symbol Instantaneous flow rate Accumulated flow Temperature
F PNP Analog 4 to 20 mA —
value, and bottom value M L/min L oC
G NPN External input Note 1) —
can be reset. G gal/min gal oC
H PNP External input Note 1) —
Note 2) For units with Note 2) F gal/min gal oF
AT NPN (NPN) NPN
temperature sensor, Note 2) J L/min L oF
OUT2 can be set as BT PNP (PNP) PNP
With
(Analog 1 to 5 V) Note 2) Analog 1 to 5 V Under the New Measurement Law, units other
either temperature output CT NPN temperature
Note 2) than SI (symbol “M”) cannot be used in Japan.
or flow rate output. DT NPN (Analog 4 to 20 mA) Analog 4 to 20 mA
sensor Note) G, F, J: Made to Order
Setting when shipped is ET PNP (Analog 1 to 5 V) Note 2) Analog 1 to 5 V
Note 2)
Reference: 1 [L/min] 0.2642 [gal/min]
for temperature output. FT PNP (Analog 4 to 20 mA) Analog 4 to 20 mA 1 [gal/min] 3.785 [L/min]
oF = 9/5oC + 32
Options/Part No. Lead wire
When optional parts are required separately, use the following part numbers to place an order. Nil N
With lead wire with M8 Without lead wire
Description Part no. Qty. Note
connector with M8
ZS-40-K 1 For PF3W704/720/504/520 With 4 tapping screws (3 x 8) (3 m) connector
Bracket Note) ZS-40-L 1 For PF3W740/540 With 4 tapping screws (3 x 8)
ZS-40-M 1 For PF3W711/511 With 4 tapping screws (4 x 10)
Lead wire with M8 connector ZS-40-A 1 Lead wire length (3 m)
Note) For units with flow adjustment valve, 2 brackets are required.
1