Bộ Module Johnson Controls CM-485

Protocol Support: Compatible with BACnet MS/TP and Modbus/RTU protocols for data exchange in building automation and industrial control systems
Expansion Capability: Allows the controller to connect with multiple field devices by adding IO modules, expanding the number of input/output points in the system

Data Transmission: Utilizes RS-485 serial communication for stable and efficient data transfer, suitable for long-distance and multi-device communication scenarios
Modular Design: As a pluggable module, CM-485 offers flexible configuration and seamless integration with controllers, enhancing system adaptability and scalability
Simplified Configuration: Works with software tools (e.g. IO Manager) for easily module setup and device management.

Product Name CM-485
Description RS485 COMMUNICATION MODULE
Power Supply
24V AC +20% / -15%, 50/60Hz
24V DC +20% / -15%
Consumption < 2VA
Current Rating
< 200mA (For itself)
< 5A (Max Power For IO Moudles Assembley)
Storage Temp -40 to 70 °C
Storage Humidity 5% to 95% Relative Humidity non-condensing
Operating Temp 0 to 50 °C
Operating Humidity 10% to 90% Relative Humidity non-condensing
Dimensions 40.8 x 104 x 79 (mm)
Weight CM 138g, Cover 29g
Main Processor 250 Mhz ARM Cortex-M33
RS 485 Ports 1×RS485 Isolated
Protocols Supported BACnet, Modbus RTU
Modbus Baud Rate 9600, 19200, 38400, 57600, 115200
BACnet Baud Rate 9600, 19200, 38400, 76800, 115200
Real Time Clock (RTC) YES
CASE Plastic shell, Snap connection,Color Film,LED power/working state display
Certifications CE, RoHS, UL, GB
IP Class IP20