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Macurco MRS-485 Modbus RS-485 Adapter (Macurco 6-Series Detectors)

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Macurco MRS-485 Modbus RS-485 Adapter (Macurco 6-Series Detectors)


The Macurco MRS-485 adapter is an accessory used to convert the 4-20mA analog signal from Macurco 6-Series type detectors to a digital signal for use with multipoint addressable systems. The MRS-485 accepts the 4-20mA output and is powered from the same connection as the detector. The MRS-485 has the ability to interface with Building Automation Systems, Control Panels or other Control Devices that accept Modbus communications.

Key Features:

  • The MRS-485 monitor’s sensor type, gas level, and trouble status communications
  • Communication is on a Modbus serial line
  • Commercial-type enclosure to protect and support the electronics
  • Tricolor LED indicates power, test and communication status
  • Mounts behind the detector inside of a standard 4” x 4” electrical box
  • 8-bit dip switch address selector


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  • Loading docks
  • Warehouses
  • Firehouses & ambulance bays
  • Refrigeration facilities
  • Vehicle repair facilities
  • Bus depots
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