Specs

Detection Level for On

>168 V AC

Detection Level for Off

<68 V AC

Wetting Current

1 mA at 230 V AC

Input Impedance

240 kΩ (approximately)

Maximum Input Voltage

250 V AC

Frequency

50/60 Hz

Isolation

Each channel is optically isolated from the system at 250 V AC

Configurable Channel Types

Discrete Input - Dry contact or discrete state sensor changing <2 Hz, Pulse Count - Pulse train 0.1 Hz to 10 Hz

CHARM Power req.

12 mA max @ 24 V DC

CHARM Heat Dissipation

0.40 W

Field Circuit Protection

Recommend External Fuse at power source, Field wiring disconnect

Features

Eliminate marshalling and add I/O anywhere in the plant without affecting control room cabinets
No marshalling cabinet or cross-wiring, fewer wires, much less work and fewer contact points for potential failures
No marshalling cabinet or cross-wiring, fewer wires, much less work and fewer contact points for potential failures

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