Datasheet

Example of Internal Circuit and Wiring
Description (Remote Monitor Unit)
Description Function
Main screen (2-colour display)
Sub screen
Output display (Indicator light)
Unit display
UP button
SET button
DOWN button
Displays the flow, status of setting mode, and error code.
Displays the output status of OUT1 and OUT2. When ON: Orange light turns on.
Displays the unit selected.
Selects the mode and the display shown on the sub screen, and increases the ON/OFF set values.
Press this button to change the mode and to set a set value.
Selects the mode and the display shown on the sub screen, and decreases the ON/OFF set values.
Displays the accumulated flow, set value, peak/bottom value, fluid temperature, and line name.
In the setting mode, the set status is displayed. (Refer to page 21 for details.)
Sensor connector
Power supply/output connection lead wire
Pin no.
q
w
e
r
Terminal
DC (+)
N.C./IN
DC (–)
INPUT
Connector no.
1
2
3
4
Lead wire colour
∗
Brown
White (Not used/Temperature sensor 1 to 5 V input)
Blue
Black (Flow rate sensor 1 to 5 V input)
1 2 3 4
1
2
3
4
5
Pin no.
Gray COPY
White OUT2
Black OUT1
Blue DC (–)
Brown DC (+)
2000
r
q
e
w
Lead Wire Specifications
Conductor
Sheath
Finished O.D.
Insulator
AWG26
Approx. 0.5 mm
Cross-linked vinyl
Approx. 1.0 mm
Brown, Blue, Black, White, Grey
Oil and heat resistant vinyl
ø3.5
Nominal cross
section
O.D.
Material
O.D.
Colour
Material
∗ When using the lead wire with M8 connector included with the PF3W5 series
Sensor connector
Power supply/
output connection lead wire
Main screen (2-colour display)
Output display
(Indicator light)
Sub screen
UP button SET button DOWN button
Unit display
Brown DC (+)
Black OUT1
White OUT2 (PF3W30B only)
Load
Load
50 ms
0 V
50 ms
or
50 ms
0 V
50 ms
or
Wiring example of accumulated pulse output
Black OUT1
White OUT2 (PF3W30A only)
Blue DC (–)
Load
Load
NPN 2 Output type
PF3W30A
NPN + Analogue output type
PF3W30C/PF3W30D
NPN + External input type
PF3W30G
PNP 2 Output type
PF3W30B
PNP + Analogue output type
PF3W30E/PF3W30F
PNP + External input type
PF3W30H
When accumulated pulse output is selected, indicator light turns off.
Series PF3W3
NC/IN
40.1
(7.5)
2.5
36.8
6
40
40
Front protective cover
Waterproof seal
Panel
Panel mount adapter
Power supply/
output connector (5P)
Sensor connector (4P)
47
42.4
(2)
9.4
46.4
53
37.5
+0.1
–0.2
37.5
+0.1 –0.2
48 or more
55 or more
4 x R1 or less
Panel fitting dimmensions
Applicable panel thickness:
0.5 to 8 mm (Without waterproof seal)
0.5 to 6 mm (With waterproof seal)
Front protective cover + Panel mount adapter
3-Colour Display Digital Flow Monitor for Water
PF3W3
3-Colour Display Digital Flow Switch for PVC Piping
PF3W
3-Colour Display Digital Flow Switch for Water
PF3W
Function
Details
3-colour display
Dimensions
Digital Flow Monitor for Water
Series
PF3W3
19