Datasheet

30
43
21
Connector pin numbers
(42.2)
77
DOWN
U P
SET
OUT2OUT1
FOR WATER
4-ø4.5
FLOW SWITCH
50
40
120
50 60
60
2-Port size
1.6
23
74
34
34
PF2W704T, 720T, 740T
34
Pin no.
1
2
3
4
Pin description
DC(+)
OUT2
DC(–)
OUT1
Dimensions: Integrated Display Type for Water
Digital Flow Switch Series PF2W
For Water
PF2W7T--27(-M)
Blue
12
to
24 VDC
12
to
24 VDC
+
–
+
–
Internal circuits and wiring examples
PF2W7T--67(-M)
Blue
OUT2
OUT1
Brown
Black
White
Main circuit
Load
1
4
2
3
Load
OUT2
OUT1
1
4
2
3
Brown
Black
White
Load
Load
Main circuit
to are the terminal numbers.
Flow direction