Broadcasts; Error Codes; Modbus/Tcp - Danfoss ECL Comfort 210 Instructions Manual

Instructions ECL Comfort 210 / 310, communication description

7.2 Broadcasts

The modules support Modbus broadcast messages (unit
address = 0).
Command/function where a broadcast is usable

Write ECL parameter (0x06)

7.3 Error codes

For specific details, please consult the specifications

Modbus Application Protocol V1.1a.

Modbus over Serial Line, Specification & Implementation
guide V1.0
both of which can be found on

7.4 Modbus/TCP

The ECL 310 supports Modbus over TCP connections so that it
is possible to send and receive Modbus commands over an
Ethernet network. The Modbus traffic must be sent to port
502.
Danfoss District Energy
http://www.Modbus.org/
VI.LG.V3.02
27
DEN-SMT/DK