The Emerson TREXCHPKLWS3 is a powerful, intrinsically safe communicator designed for process control professionals. This handheld device supports HART protocol and includes WirelessHART capabilities, along with Bluetooth, WiFi, and NFC radios for flexible connectivity. Its rugged construction and rechargeable Li-Ion power module make it ideal for field use in demanding industrial environments.
Key Features & Highlights
- Intrinsically Safe: ATEX, CSA (US/Canada), and IECEx approvals (includes FISCO as applicable) ensure safe operation in hazardous areas.
- Wireless Connectivity: Built-in Bluetooth, WiFi, and NFC radios enable wireless communication and data transfer (available only in countries with spectrum approval).
- Rechargeable Li-Ion Power Module: Long-lasting battery for extended field use.
- Advanced Diagnostics: Quickly fix issues in the field with advanced device diagnostics.
- Inline Valve Testing: Configure and test valves inline to improve efficiency.
- Modern User Interface: Intuitive touchscreen interface for faster navigation and commissioning.
- Standard Support (3 Years): Includes technical support and software updates.
Applications
The Emerson TREXCHPKLWS3 is ideal for commissioning, maintenance, and troubleshooting of HART and WirelessHART field devices in industries such as oil and gas, chemical, power generation, and water treatment. It enables technicians to validate devices faster, reduce downtime, and improve overall plant efficiency.





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