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Switching element function: NAMUR
Contact: Normally closed
Switch point:
L
warning
= LS-/0201
►
pin 1 + 4
►
low level “stop the machine”
I > 2.2 mA
► L
evel: OK
I > 1 mA
► L
evel: not OK
►
“stop the machine”
5.7.6 Wiring Diagram Pressure Switch of Water-oil Heat
Exchanger (Optional)
Part no.: 0653 000 002
Electrical data:
U = 230 VAC ; I = 1 A
U = 24 … 100 VDC ; I = 0.5 … 2 A
Contact: Normally open
Switch point:
P
trip
= 2 bar (relative)
►
min. admissible
pressure
2
4
P >
1
PE