Inovance Monarch 220-NICE-L-C-4022F User Manual

9 Description of Functions and Schemes
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337
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9.16.1 110 V Safety Circuit
The STO function takes the place of the RUN contactor, and is wired in the same way
as the RUN contactor. A safety relay is used to adapt the 24 V input of the STO card to
the 110 V power of common safety circuit.
110 V
N
Safety relay
24 V
COM
STO
Safety circuit
󶙽STO wiring under 110 V safety circuit
The RUN contactor is replaced with a safety relay and a STO card. The feedback termi-
nals DNS+ and DNS- of the STO card are connected to the DI terminals of the MCB, and
󶍿
9.16.2 24V Safety Circuit
If it is the 24 V safety circuit, the STO card can be directly connected to the safety
󶍾
24 V
COM
STO
Safety circuit
󶙽STO wiring under 24V safety circuit
The RUN contactor is replaced directly with a STO card.

Inovance Monarch 220-NICE-L-C-4022F Specifications

General

Brand	Inovance
Model	Monarch 220-NICE-L-C-4022F
Category	Controller
Language	English