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Macurco MRS-485 Modbus RS-485 Adapter
3.1
Location
Refer to the user instructions of the specific Macurco 6-Series gas detector to which the MRS-485 will be
connected.
3.2
Installation
The Macurco MRS-485 Adapter converts the Macurco 6-Series 4-20mA analog output to a digital output for use
with addressable network systems. The Macurco 6-Series is a family of fully programmable, low voltage, dual
relay gas detectors, controllers and transducers for BAS, HVAC and Fire & Security applications. The 6-Series
detectors are used to measure the concentration of various gas and provide feedback and automatic control to
help ensure a safe environment: Carbon Monoxide, Methane, Propane, Hydrogen, Nitrogen Dioxide and other
gases.
1.
Remove the 4-20mA/Power connector from the Macurco 6-Series gas detector.
2.
Plug the MRS-485 adapter into the empty socket.
3.
Install the provided MRS-485 screw.
4.
See the wiring diagram for wire connection.
REV – 1.0
Figure 3-1 MRS-485 Installation Expanded
[34-2900-0019-8]
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