Macurco MRS-485 Modbus RS-485 Adapter
REV – 1.0
[34-2900-0019-7]
6
|
P a g e
2.3
Features
•
The Macurco BRS-485 interfaces the detector power and 4-20mA output lines with a mounted connector
•
The BRS-485 monitors sensor type, gas level and trouble status communications from any of the
Macurco 6-Series detectors
•
Supports Modbus, BACnet, Metasys and Siemens communication protocol.
•
Communication is on a serial line with a “Two-Wire” electrical interface in accordance with EIA/TIA-485
standard using RTU Transmission Mode
•
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
•
Held in place on the back of the 6-Series detector with a single screw
•
USB connection to configure address and communication protocol and settings.
•
RS-485 termination uses 3 pin connectors with jumper to select termination: The user selects no
termination or 120 Ohm termination.
•
Communications connections include signal (A and B), Common and shield terminals
•
Intended for use in non-hazardous areas such as parking garages, warehouses, or other commercial
facilities
