Emerson AMS Trex Device Communicator

Overview

The Emerson AMS Trex brings HART and Fieldbus tasks into a single handheld platform so technicians can configure, diagnose, trim, and document smart instruments faster. A durable enclosure, glove-friendly UI, and long battery life make Trex ideal for outdoor units, refineries, and remote pads. Its on-device job management standardizes workflows and preserves audit trails.

Key Features

• Dual-protocol support: HART + FOUNDATION Fieldbus in one unit

• Power the Loop to bench-power devices without a separate supply

• Updatable DD library to match the newest device revisions

• Guided tests, trims, and valve positioner checks to reduce errors

• USB/Bluetooth connectivity; robust construction; IS options

Technical Highlights

• Color touchscreen; intuitive menus; job templates

• On-device storage for as-found/as-left data and notes

• Diagnostics for device status, loop integrity and comm quality

• Field-ready protection against shock, EMI/EMC, and weather

Applications

Commissioning and maintenance of transmitters, controllers, and valve positioners in oil & gas, chemicals, power, water/wastewater, and terminals.

FAQ

Q: Can Trex power a HART device on the bench?

A: Yes—Power the Loop supplies safe loop power for testing.

Q: Are Device Descriptions updatable?

A: Yes—keep DDs current to communicate with new firmware.

Q: Is it certified for hazardous areas?

A: IS/Ex variants are available (model dependent).

Q: Can I export results?

A: Yes—via USB/Bluetooth to your PC/CMMS workflow.

Call to Action

Send your protocol needs (HART/FF), hazardous-area class, and accessory kit preferences—we’ll confirm availability, lead time, and regional pricing.