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Screenshots

  • MRLDS 400 screenshot 1
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  • MRLDS 400 screenshot 3

About MRLDS 400

The Copeland MRLDS 400 App allows users to configure, maintain and interface with compatible MRLDS-400 Gas detectors. Once a Bluetooth connection has been established, the app replaces the need for specialty training/tools and makes compliance with safety standards (ASHRAE 15, EN 378) easy and effective. Features include: -Configuration (Rename device, define alarm thresholds, adjust Modbus settings, configure relay behavior and manage analog output settings.) -Maintenance (test LED/buzzer function, relays, and analog output level.) -Calibration (View sensor type, serial number and “Calibration Due” timer and initiate zero / span calibrations with customizable field calibration certificate.) Intuitive Interface (view current gas measurement and acknowledge alarm/fault status.)

What’s new

Version 1.4.6 · Updated January 29, 2026

Support for iOS 26.

App privacy

The developer, Copeland LP, reported these privacy practices to Apple.

Data Not Collected

The developer does not collect any data from this app.

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