Emerson AMS Trex Device Communicator User Manual page 185

User Guide
B.3
B.4
User Guide
1.800.561.8187
Terminal
mA terminals (external ammeter)
FF terminals
FF+ pwr terminal
(Includes power supply, power
conditioning, and two terminators)
Processor, memory, operating system
specifications
Specification
Microprocessor
Memory
Operating system
Environmental specifications
Specification
Temperature limits
Charge
www.
Overview
The terminals measure current on a 4-20 mA current
loop.
Connectors: Two banana jack plugs.
Internal fuse rating: 250 mA.
Range: Up to 22.5 mA.
Resolution: 0.1 mA.
Shunt resistor: 2.43 Ohms.
The terminals enable FOUNDATION fieldbus
communication with the Trex unit.
Voltage measurement accuracy: +/- 3% of reading for
measurements greater than 3 volts.
The terminal provides power to one FOUNDATION
fieldbus device in a bench setup.
Connector: One banana jack plug.
Voltage measurement accuracy: +/- 3% of reading.
Fieldbus power supply
Output:
0 mA (No device or Trex fieldbus communication)
11 mA (No device, only Trex fieldbus communication)
38 mA (38 mA for the device, no Trex fieldbus
communication)
38 mA (27 mA for the device and Trex fieldbus
communication)
Power conditioner: Included.
Terminator: Two included.
Value
800 MHz ARM Cortex A8 / NXP
512 MB DDR3 SDRAM, 2 GB NAND Flash, 32 GB Extended Flash
Windows Embedded Compact 2013
Value
-20°C to +55°C (-4°F to 131°F)
0% to 95% RH non condensing for 0°C to +55°C (32°F to 131°F)
For IS approval: -20°C to +50°C (-4°F to 122°F)
+10°C to +45°C (50°F to 113°F)
.com
Technical specifications
September 2021
information@itm.com
185