Starting at $6,050.00

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  • Enables HART or Fieldbus module communications
  • 5.7in (14.5 cm) color VGA resistive touchscreen display
  • Configure and test valves inline
  • 2 GB NAND and 32 GB extended flash
  • Rechargeable lithium-ion power module
  • 800 MHz ARM Cortex A8 / NXP
  • -4 to 131°F (-20 to 55°C) operating temp
  • IP54 environmental rating

The Emerson AMS Trex device communicator is designed for comfortable, one-handed, all-day operation in the field. It is packaged in an evenly-balanced form factor with a rugged hand strap so it is easy to hold, even when working in tight spaces. It comes standard with 32 GB of application memory, providing plenty of space to customize with the apps of your choice. With built-in Bluetooth, USB, and WiFi connectivity, data can be moved to and from the communicator using whichever connectivity option is most convenient.

The Trex communicator features a 5.7 inch resistive touchscreen display that is easy to use with bulky work gloves. The adjustable backlit screen can be adjusted to save power and adapt to dark environments or bright sunlight, ensuring a crisp display that is always easy to read.


Emerson TREX-0005-0011 Carrying Case
Carrying case (includes hand & shoulder straps)


Please consider these optional accessories.

Emerson Rechargeable Li-Ion Power Module
Rechargeable Li-Ion Power Module for the Trex Device Communicator
Emerson TREX-0003 Adapter
DC or AC adapter options
Emerson AC Outlet Plugs
AC Outlet Plugs (replacement set includes US, EU, UK, AU)
Emerson FOUNDATION Filedbus Power Plug
FOUNDATION Fieldbus Power Plug for the AMS Trex Device Communicator
Emerson TREX Lead Set
Lead set with connectors for Emerson TREX, 475, & 375 communicators
In Stock
Emerson TREX-0005-0002 Hand Strap
Hand Strap (replacement set of 2)
Emerson TREX-0005-0009 Shoulder Strap
Shoulder Strap (replacement for use with carrying case)
Emerson TREX-0004-0002 USB Cable
USB cable (USB to micro USB)
Emerson Trex Communication Modules
Replacement communication modules for the AMS Trex Device Communicator
Emerson Replacement Stand
Stand (replacement integral to communication module)
Emerson Trex Resource DVD
Resource DVD for the Trex Device Communicator