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DeltaV™ RTD CHARM
PDP_CHARM_24-VDC-Power_angle
A RTD Characterization Module (CHARM) designed for a RTD input.
DeltaV™ RTD CHARM

Specs

Sensor Types
RTD input - See full data sheet
Sensor configuration
2 wire, 3 wire, or 4 wire
Repeatability
0.05% of span
Resolution
24 bit A/D converter / Depends upon the sensor type
Calibration
None required
Isolation
Each sensor galvanically isolated and factory tested to 1000 V DC
Sensor Excitation Current
0.5 mA in 2-wire and 4 wire configurations, 0.25 mA in 3-wire
DC/50/60 Hz Common Mode Rejection
90dB typical
Open Sensor Detection
Yes
CHARM Power Req.
22 mA max @ 24 V DC
CHARM Heat Dissipation
0.30 W
Full Scale Signal Range
See full data sheet
Accuracy
See full data sheet

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