Service Guide
ECL Comfort 296 / 310 controllers
Modbus networking guide
1.0 Contents
1.0 Contents... . ................................................................................................................................................................................................................................................1
2.0 Introduction .............................................................................................................................................................................................................................................2
3.0 Conclusion ... .............................................................................................................................................................................................................................................2
4.0 Modbus network definitions .............................................................................................................................................................................................................3
4.1 Multipoint serial bus infrastructure .......................................................................................................................................................................................3
7.1 Central heating station ................................................................................................................................................................................................................7
7.3 Individual houses (without repeater) ....................................................................................................................................................................................9
8.0 Annexure B ............................................................................................................................................................................................................................................ 10
8.1 Selection of parts ........................................................................................................................................................................................................................10
8.2 Surge protector wiring..............................................................................................................................................................................................................11
8.3 "Modbus" to "mains" separation ...........................................................................................................................................................................................12
© Danfoss |2017.06
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