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MSR MA-4 Freon and Refrigerant Gas Transmitter

MSR MA-4 Freon and Refrigerant Gas Transmitter

The MSR µ-Gard MA-4 is a fixed analogue transmitter for continuous monitoring of specified Freon and refrigerant gases in ambient air.

  • Refrigerant-specific leak-detection configuration
  • Suitable for chiller rooms, refrigeration plants and mechanical rooms
  • 4–20 mA or 0–10 V analogue output, depending on configuration
  • Compatible with suitable MSR gas controllers and automation inputs
  • Factory calibration for the selected refrigerant and measuring range
  • Detector location selected according to refrigerant density and leak source
  • Ask Seacom to confirm the correct refrigerant sensor
MSR ADT-23 Combustible Gas Transmitter

MSR ADT-23 Combustible Gas Transmitter

The MSR PolyGard ADT-23 is a fixed transmitter for continuous monitoring of combustible gases and vapours in ambient air.

  • Digital processing with temperature compensation
  • Gas- and range-specific sensor configuration
  • Selectable (0) 4–20 mA or (0) 2–10 V DC analogue output
  • RS-485 interface for compatible communication protocols
  • Optional two relays with adjustable switching thresholds
  • Calibration routine with controlled access
MSR Fixed Gas Detection and Alarm System

MSR Fixed Gas Detection and Alarm System

MSR gas detection systems continuously monitor combustible, toxic and refrigerant gases, generate local or central alarms and interface with ventilation, shutdown and building-management systems.

  • Gas-specific fixed detectors for commercial and industrial applications
  • Compact controllers for small systems and networked controllers for larger sites
  • Analogue, relay, RS-485 and Modbus integration options
  • Local displays, warning indicators, sounders and beacons
  • Solutions for general areas and certified hazardous areas
  • Applications include refrigeration plants, laboratories, garages and process facilities
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