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Input/Output card for BACnet and Modbus communication networks.

The CTU2646 is an Input/Output (I/O) card for BACnet and Modbus communication net, designed to control various devices from software.
Communication protocol selectable by  DIP switch.
It has 12 inputs, dry contact to view the status of any device or other input connected and 4 outputs with change over from Normally Open to Normally Closed to control any device, such as:
 - Air compressor
 - Chiller
 - Fresh air damper
 - Lights
 - Pump
 - Fans

• RS485 communication port – BACnet (BTL certified) and Modbus operation - selectable by  DIP switch.
• 4 Digital Outputs – Available in either 230VAC, 110VAC
• Selectable Digital outputs configuration N.O/N.C
• 12 Digital Inputs – voltage free – dry contact
• Easy connection to Din Rail
• MAC Address selection by  DIP switches

data sheet     Owners manual     wiring diagram



*Pictures for illustration purposes only