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SKU: VLM
Fisher control valve setup, calibration, and diagnostic app — runs on the AMS Trex / Trex 2 Device Communicator (or as a standalone PC app for ValveLink Solo). Set up FIELDVUE digital valve controllers, monitor status and alerts, stroke the valve, perform step tests, run valve signatures, and view/save diagnostic tests. Data files generated in the field can be transferred to ValveLink SNAP-ON or ValveLink PLUG-IN for PRM for analysis and archival. Best paired with Trex 2 — the ultra-modern, guided experience proactively monitors valve health and diagnoses issues with confidence.
Contact us for pricing on this product.
Fisher control valve setup, calibration, and diagnostic app — runs on the AMS Trex / Trex 2 Device Communicator (or as a standalone PC app for ValveLink Solo). Set up FIELDVUE digital valve controllers, monitor status and alerts, stroke the valve, perform step tests, run valve signatures, and view/save diagnostic tests. Data files generated in the field can be transferred to ValveLink SNAP-ON or ValveLink PLUG-IN for PRM for analysis and archival. Best paired with Trex 2 — the ultra-modern, guided experience proactively monitors valve health and diagnoses issues with confidence.
The Fisher ValveLink Mobile # VLM is manufactured by Rosemount. Valley Instrument Service is an authorized Rosemount dealer offering full sales support, NIST-traceable calibration, and expert technical assistance.
Our team can help with product selection, specs, pricing, and application support.
Contact Us or Call (661) 327-8681Fisher control valve setup, calibration, and diagnostic app — runs on the AMS Trex / Trex 2 Device Communicator (or as a standalone PC app for ValveLink Solo). Set up FIELDVUE digital valve controllers, monitor status and alerts, stroke the valve, perform step tests, run valve signatures, and view/save diagnostic tests. Data files generated in the field can be transferred to ValveLink SNAP-ON or ValveLink PLUG-IN for PRM for analysis and archival. Best paired with Trex 2 — the ultra-modern, guided experience proactively monitors valve health and diagnoses issues with confidence.
Rosemount is configurator-heavy and quote-only — Valley Instrument verifies option compatibility, lead time, and pricing before confirming your order.
Accessories, replacement sensors, and parts for this product family.

Next-generation AMS Trex on a modern, faster platform with embedded Bluetooth connectivity — same HART / FOUNDATION Fieldbus / WirelessHART communication core as the classic Trex but with improved accuracy, faster device discovery, and over-the-air pairing with Bluetooth-enabled Rosemount transmitters and Fisher valve controllers. Larger, brighter color display. ValveLink Mobile and AMS Device Configurator app integration. The right choice for new field-communicator purchases — better hardware, future-proofed for the Bluetooth-instrumentation transition.
Snap-on Plus Module that extends the AMS Trex / Trex 2 Device Communicator with two unique field-communication powers: (1) ability to power loop segments — the Trex provides 24 VDC to wake up an unpowered or stranded transmitter for configuration, and (2) a built-in 4-20 mA ammeter — measure live loop current directly from the Trex without breaking the loop or pulling out a separate multimeter. Best for technicians who routinely commission new transmitters or troubleshoot 4-20 mA loop issues in the field.