Name: Emerson TREXCHPNAWS3 AMS Trex Communicator HART Wireless Handheld
SKU: TREXCHPNAWS3
Availability: InStock

Product details

Emerson TREXCHPNAWS3 AMS Trex Communicator

Meet the Emerson TREXCHPNAWS3, a powerful handheld tool for field device management. It handles HART communication and wireless connectivity with ease. Use it to configure instruments, run diagnostics, and keep your plant running. The design focuses on speed, reliability, and user comfort. It is your daily partner for smarter maintenance.

Part Number Tree

TREX (Base Platform)
- CHPNAWS3 (Full Configuration)
  - C – Device Communicator Module
  - H – HART Application
  - P – Li-Ion Power (Rechargeable)
  - NA – No Approvals (General Use)
  - W – Wireless Radio
  - S3 – Standard Support (3 Years)

Core Hardware Specs

Processor: 800 MHz ARM Cortex A8/NXP
RAM: 512 MB DDR3 SDRAM
Flash Memory: 2GB NAND + 32GB extended
OS: Windows Embedded Compact 2013
Display: 640 x 480 pixel, sharp and clear
Power: Rechargeable Li-Ion (hot-swappable)
Wireless: Integrated radio module

What’s in the Box

Simple Setup & Daily Use

Power up: Press button, ready in seconds
Connect: Clip leads to any HART device
Navigate: Tap screen or use keypad
Diagnose: View live data and alarms
Move: Battery lasts full shift, swap if needed

Where You Use It

Configure transmitters, valves, and analyzers
Troubleshoot wiring and loop problems
Perform predictive maintenance rounds
Commission wireless HART networks
Verify instrument calibration quickly

Diagnostic Power

Live variables: See process data in real time
Alarm summary: Instant fault notifications
Trend charts: Spot signal issues over time
Device health: Check electronics and sensor
Loop test: Verify 4-20mA integrity
Log export: Save reports for later review

Compatibility

Works with all HART protocol devices
Reads DD files from any major brand
Connects to Emerson wireless gateways
Syncs with AMS Device Manager software
USB for PC data transfer

Environment & Certifications

Certification: NA (No Approval, general purpose)
Temp range: -20°C to +60°C operation
Built tough: For industrial field use
Noise immunity: Reliable in electrically noisy areas
CE marked, RoHS compliant

Warranty & Support

12-month warranty against defects
S3 support: 3 years standard coverage included
Phone and email assistance
Software updates during support term

Shipping Info

Couriers: FedEx, UPS, DHL – you choose
Tracking: Sent same day
Global delivery: Fast and reliable

Professional FAQ

Q: Can I use this TREXCHPNAWS3 to configure a Fisher valve positioner?
A: Yes, it fully supports all HART-enabled Fisher positioners. The device contains the latest DD files.
Q: We have both wired and wireless HART devices. Will one unit handle both?
A: Absolutely. The TREXCHPNAWS3 includes both HART application (C+H) and wireless radio (W). You can move between wired and wireless tasks seamlessly.
Q: What happens if the battery dies during a firmware update?
A: The Li-Ion module provides ample warning. You can also hot-swap with a spare without losing power. The unit is designed to prevent corruption during power loss.
Purchase Guide: I need a communicator for a plant mixing Rosemount, Siemens, and Yokogawa HART devices. Is this model a good fit?
A: Perfect fit. The Trex platform reads DD files from all vendors. The large 32GB flash stores many device descriptions. It is the standard for multi-brand plants.
Experience-based Q&A: How does the TREXCHPNAWS3 handle a very noisy 4-20mA loop?
A: It has advanced signal processing and strong noise immunity. In our field tests, it communicates reliably even on loops with high electrical interference where other tools fail.