Emerson TREXCHPKL9P3

Emerson TREXCHPKL9P3 Trex Device Communicator, HART Application, Certified, 3 Years Premium Support.

The Emerson TREXCHPKL9P3 Trex Device Communicator is a powerful, certified handheld tool tailored for professionals working with HART-enabled field devices. Built to endure the tough environments typical of manufacturing and processing plants, this communicator offers rugged reliability, wireless convenience, and long battery life.

Engineered with one-handed usability and balance, it comes equipped with a 5.7” color touchscreen, 800 MHz ARM Cortex processor, and 32 GB of expandable memory—enough to support your essential apps and diagnostics tools in the field.

Thanks to its intrinsically safe certifications (ATEX, CSA, IECEx), it can be safely used in hazardous areas, supporting field operations across a wide range of industrial applications. The unit is powered by a high-capacity lithium-ion module and can even power the loop during testing and configuration.

Key Features

• Full HART Application Support

• 3 Years of Premium Support included for peace of mind

• Power the Loop Functionality – energize field devices without external power

• 32 GB Extended Flash Memory for extensive app storage

• Robust Wireless Connectivity: Built-in Wi-Fi, Bluetooth, and NFC radios

• Durable Design: IP54 rating, drop-tested from 1 meter, and optimized for harsh conditions

• Advanced Diagnostics & Valve Configuration tools

• Compatible with a broad range of HART devices using EDDL technology

Why Choose the TREXCHPKL9P3?

This communicator is ideal for technicians and engineers who need a versatile, all-in-one process instrument capable of configuring, diagnosing, and powering HART devices in the field. It also works seamlessly with AMS Device Manager, enabling automatic field data synchronization and remote software updates.

For those involved in electrical simulation or power testing, check out our article: Electronic Loads Explained: How to Simulate Real-World Conditions for Accurate Power Testing, which complements the functionality of the TREX series communicators in system-level diagnostics.

Explore more communicators in our Process Instruments category.

What’s Included

• 1x Li-Ion Power Module

• 1x HART Application

• 1x CSA Certification

• 1x ATEX Certification

• 1x IECEx Intrinsically Safe Certification

• 3 Years of Premium Support

• Built-in Wi-Fi, Bluetooth, and NFC radios

Technical Specifications