SOR Single Point RF Level Switch User Manual
Page 4
4/12
Form 830 (03.13) ©SOR Inc.
Electrical Connections
Electrical power must be disconnected from explosion-proof models before
the cover is removed. Failure to do so could result in severe personal injury
or substantial property damage.
Terminal Block Label
Eight-Position Terminal Strip
NC1 C1 NO1 NO2 C2 NC2 L1 N
Output
Connect external circuit wires as
required to screw clamp terminals
marked:
C1 (Common)
C2 (Common)
NO1 (Normally Open)
NO2 (Normally Open)
NC1 (Normally Closed)
NC2 (Normally Closed)
Line Power
Voltage Limits
Max. Current Draw
Board Marking
120 (95-130) VAC
20 mA
Li, N (shown)
240 (195-250) VAC
10 mA
Li, L2
24 ± 10% VDC
50mA
+ -
12 ± 10% VDC
100 mA
+ -
Ensure that wiring conforms to all applicable local and national electrical codes and install
unit(s) according to relevant national and local safety codes.
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