Cooper & Hunter Modbus Mini - Product Features and Interfaces; General Functions and Application

Modbus Gateway(Mini)
3
Notice！
（1） Be sure the specified adaptor is used; otherwise this device would work
improperly or even be damaged.
（2） Be sure this device is setup in place; otherwise it would result in
communication fault.
（3） Be sure the communication line is connected to the correct interface; otherwise it
would result in communication fault.
（4） After connection, lines should be protected with insulating tape to avoid
oxidation and short circuits.
（5） Normal working conditions for Modbus Gateway(Mini)：
a) Temperature : -20 ～ +60℃;
b) Humidity: less than 85%, except for the condensation of dew;
c) Location: indoor (it is highly recommended to install this product in the
electric control cabinet), not subject to direct sunlight, rain and snow
etc.
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6
）
Graphics in the instruction manual are for reference only.
3 General Functions
C&H unitary unit series Modbus Gateway(Mini) provides standard Modbus RTU
protocol to realize data exchange between unitary unit and BMS.
The gateway is suitable for C&H Big Duct Type Unit and Air-Cooled Packaged
AHU . C&H unitary unit series Modbus Gateway(Mini) is called Modbus
Gateway(Mini) for short.