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Emerson TREXLFPKLWS3 AMS Trex Device Communicator

Emerson TREXLFPKLWS3 AMS Trex Device Communicator

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  • Manufacturer: Emerson

  • Product No.: TREXLFPKLWS3S

  • Country of origin:United States

  • Product Type: Field Communicators

  • Payment: T/T, Western Union

  • Weight: 1330g

  • Dimensions: 130 mm x 130 mm x 85 mm (H x W x D)

  • Shipping port: Xiamen

  • Warranty: 12 months

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The Emerson TREXLFPKLWS3 (Part Number: TREXLFPKLWS3S) AMS Trex Device Communicator is an intrinsically safe handheld diagnostic tool designed for commissioning, configuring, and troubleshooting field devices in process automation environments. Built around an 800 MHz ARM Cortex A8/NXP microprocessor and running Windows Embedded Compact 2013, the TREXLFPKLWS3 provides pre-installed Device Description (DD) libraries for HART and FOUNDATION Fieldbus applications. Equipped with the Device Communicator Plus communication module, it can power connected instruments directly in the field or bench setups, eliminating the need for external power supplies during device configuration. Integrated Wi-Fi, Bluetooth, and NFC connectivity enable wireless data exchange and automatic synchronization with the AMS Device Manager database.

Features

  • Microprocessor: 800 MHz ARM Cortex A8/NXP
  • Memory: 2 GB NAND internal flash, 32 GB extended flash, and 512 MB DDR3 SDRAM
  • Display: 5.7-inch color VGA resistive touchscreen (640 x 480 pixel resolution)
  • Supported Protocols: HART and FOUNDATION Fieldbus applications
  • Communication Module: Device Communicator Plus communication module (Code L) with power the loop capabilities
  • Wireless Communication: Integrated Wi-Fi (802.11 b/g/n), active NFC, and Bluetooth radios
  • Power Module: Rechargeable Lithium-Ion Power Module providing 8+ hours of typical operation
  • Intrinsic Safety: Certified for ATEX, CSA (US/Canada), IECEx, and FISCO hazardous area applications
  • Software & Applications: Pre-loaded with Field Communicator app and supports ValveLink Mobile for digital valve controller diagnostics

Applications

  • Field commissioning and calibration of HART and FOUNDATION Fieldbus transmitters
  • Inline dynamic diagnostic analysis of Fisher FIELDVUE digital valve controllers via ValveLink Mobile
  • Current loop troubleshooting and 4-20 mA current measurement
  • FOUNDATION Fieldbus segment validation, DC voltage monitoring, and noise measurement
  • Benchtop device configuration using internal loop power generation

Ordering Information

Code Option Description
TREX Base Trex Platform
L Device Communicator Plus communication module
F HART + FOUNDATION Fieldbus Applications
P Rechargeable Li-Ion Power Module
KL ATEX, CSA (US/Canada) and IECEx Intrinsically Safe (includes FISCO as applicable)
W Wireless
S3 Standard Support (3 Year)
S Carrying Case

Technical Specifications

Parameter Category Specification
Manufacturer Emerson
Microprocessor 800 MHz ARM Cortex A8/NXP
Memory 2 GB NAND, 32 GB extended flash
RAM 512 MB DDR3 SDRAM
Operating System Windows Embedded Compact 2013
Display 5.7 inch (14.5 cm) color VGA resistive touchscreen, 640 x 480 pixel
Keypad 4 arrow navigation buttons, X button (Back), Checkmark button (Enter)
Power Supply / Battery Rechargeable Lithium-Ion Power Module
Battery Operating Time 8+ hours of typical use
Battery Charge Time 3 to 4 hours
AC Adapter Input 100-240 VAC, 50-60 Hz
Enclosure Rating IP54
Shock Resistance Survives a 1-meter drop test onto concrete on all sides and corners
Operating Temperature -20 degC to +55 degC (-4 degF to 131 degF)
Operating Temp (IS Approval) -20 degC to +50 degC (-4 degF to 122 degF)
Charge Temperature +10 degC to +45 degC (50 degF to 113 degF)
Storage (With Power Module) -20 degC to +50 degC (-4 degF to 122 degF) (less than 1 month)
Storage (Without Power Module) -20 degC to +60 degC (-4 degF to 140 degF)
Wi-Fi Connection 802.11 b/g/n, Range up to 33 m
NFC Connection Active NFC, Range up to 20 mm
USB Interface Micro USB Connector, USB 2.0
Weight Approximately 2.9 lbs (1330 grams)

Connections/Interfaces

Terminal / Connector Function
HART Terminal Enables HART device communication via two Banana Jack Plugs (optional internal resistor: 250 or 500 Ohm)
HART + pwr Terminal Enables HART communication and provides power to one HART device in a bench setup (includes internal 167 Ohm resistor, current control, ammeter range 3-22.5 mA)
mA Terminal External ammeter measurement on a 4-20 mA current loop via two Banana Jack Plugs (up to 22.5 mA, 0.1 mA resolution)
Fieldbus (FF) Terminal Enables FOUNDATION Fieldbus device communication via two Banana Jack Plugs
FF + FF pwr Terminal Provides power to one FOUNDATION Fieldbus device in a bench setup via one Banana Jack Plug (includes power conditioner, range 0-38 mA)
Micro USB Port USB 2.0 interface for PC connection and data transfer
Charger Input Port Barrel round plug tip interface for AC adapter power module charging

Installation Guidelines

  • Ensure the USB cable is completely disconnected from the communicator before connecting lead sets to field devices.
  • Charge the power module strictly within the ambient temperature range of +10 degC to +45 degC.
  • When operating in hazardous locations, adhere to the certified Intrinsic Safety temperature limits of -20 degC to +50 degC.
  • Use the carrying case or optional magnetic hanger accessory to secure the device when performing field measurements.
  • Always use the provided lead set with dedicated connectors for standard HART and FOUNDATION Fieldbus test points.

Compliance and Certifications

  • ATEX: Intrinsically Safe Certification
  • CSA: Certified for US and Canada Intrinsically Safe Classifications
  • IECEx: Intrinsically Safe Certification
  • FISCO: Fieldbus Intrinsically Safe Concept compliant
  • Radio Approvals: FCC, CE, RED, and IC wireless compliance
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Product Documentation

Technical Datasheet (PDF) Complete specifications and technical drawings.

Technical Datasheet

Emerson TREXLFPKLWS3 AMS Trex Device Communicator

What communication protocols are supported by this device communicator?

The communicator supports both HART and FOUNDATION Fieldbus field protocols for device configuration and diagnostics.

Can the device provide power to field instruments directly?

Yes, equipped with the Device Communicator Plus module, the unit can power HART and FOUNDATION Fieldbus devices in bench setups without external power supplies.

What is the ingress protection rating of the enclosure?

The enclosure carries an IP54 rating and is drop-tested to survive a 1-meter fall onto concrete.

What is the operating temperature range in hazardous areas?

For intrinsically safe installations, the allowed ambient operating temperature range is -20 degC to +50 degC.

Global Express Shipping

  • Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).


For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Country of origin
United States

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