Daikin DCOM-LT-MB Modbus Interface

The Daikin DCOM-LT-MB is a modbus control interface for Daikin Altherma air to water heatpumps, refer to Daikin documentation on the Daikin Altherma and to the DCOMLT/MB Reference manual as below for a complete guide to this modbus interface.

Modbus Networking of the Daikin DCOM-LT-MB inteface is via a EIA-RS485 2-wire network, we recommend for this network that a screened twisted-pair cable with drainwire is used.