Communication Module Specifications - Emerson AMS Trex User Manual

Technical specifications
B.2

Communication module specifications

Device Communicator communication module
Terminal
HART terminals
Fieldbus (FF) terminals
Device Communicator Plus communication module
Terminal
HART terminals
184
Overview
The terminals enable HART communication with the Trex
unit.
Connectors: Two banana jack plugs.
Internal fuse rating: 50 mA
Optional internal resistors
250 Ohm or 500 Ohm resistor
The terminals enable FOUNDATION fieldbus
communication with the Trex unit.
Connectors: Two banana jack plugs.
Overview
The terminals enable HART communication with the Trex
unit.
Connectors: Two banana jack plugs.
Voltage measurement accuracy: +/- 2% of reading for
measurements greater than 3 volts
Internal fuse rating: 50 mA.
Optional internal resistors
250 Ohm or 500 Ohm resistor.
Current control
Range: 3-22.5 mA
Accuracy: 0.25% of span (4-20 mA)
Resolution: 0.04 mA
Drive capability: 650 ohms at 22.5 mA
User Guide