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DeltaV™ DI 24 V DC Isolated CHARM
PDP_CHARM_DI_v1
A digital input Characterization Module (CHARM) for 24 V DC, isolated input.
DeltaV™ DI 24 V DC Isolated CHARM

Specs

Detection Level for On
> 10 V DC
Detection Level for Off
< 5 V DC
Wetting Current
6 mA @ 24 V DC
Input Impedance
4 kΩ (approximately)
Isolation
Galvanically isolated and factory tested to 1000 V DC
CHARM Power Req.
12 mA max @ 24 V DC
CHARM Heat Dissipation
0.32 W
CHARM Heat Dissipation
0.32 W
Configurable Channel Type
Discrete Input - Dry contact or discrete state sensor changing <2 Hz, Pulse Count - Pulse train 0.1 Hz to 10 KHz, 50 µsec min pulse width
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

Education

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