Emerson MRLDS-250 R22 Calibrated 3% 0-3500ppm

SKU: 809-0031

The MRLDS-250 NDIR (non-dispersive infrared) is a state-of-the-art fixed gas detector that can detect a wide range of refrigerant gases.

The MRLDS-250 can be used on a stand-alone basis or integrated into controls or a Building Management System (BMS).

The MRLDS-250 can be used in locations that require continuous monitoring and to add gas detection solutions to an existing system.


  • 809-0031 MRLDS, Calibrated to R22

  • Each gas-specific gas detector is shipped factory calibrated for R22 refrigerant

  • 0-3500 ppm

  • 3% accuracy

  • Part number 809-0031

  • Equivalent to Bacharach part 6401-0501