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DeltaV™ RTD CHARM
Brand: DeltaVA RTD Characterization Module (CHARM) designed for a RTD input.
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.
Specifications
Brand
Accuracy
- See Full Data Sheet
Calibration
- None Required
Charm Heat Dissipation
- 0.30 W
Charm Power Req.
- 22 mA Max. @ 24 Vdc
DC/50/60 Hz Common Mode Rejection
- 90 dB Typical
Full Scale Signal Range
- See Full Data Sheet
Isolation
- Each Sensor Galvanically Isolated & Factory Tested to 1000 Vdc
Open Sensor Detection
- Yes
Repeatability
- 0.05 % of Span
Resolution
- 24-bit A/D Converter / Depends Upon the Sensor Type
Sensor Configuration
- 2-Wire, 3-Wire, or 4-Wire
Sensor Excitation Current
- 0.5 mA in 2-Wire & 4-Wire Configurations, 0.25 mA in 3-Wire
Sensor Types
- RTD Input - See Full Data Sheet