Danfoss ECL Comfort 296 Service Manual

Browse online or download pdf Service Manual for Thermostat Danfoss ECL Comfort 296. Danfoss ECL Comfort 296 16 pages. Return temperature limitation
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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

5.0 ECL 296 / 310 Modbus network specification .............................................................................................................................................................................4

6.0 Installation class and surge / lightning protection ....................................................................................................................................................................5

7.0 Annexure A: Modbus network wiring guidelines ......................................................................................................................................................................6

7.1 Central heating station ................................................................................................................................................................................................................7

7.2 Repeater stations (individual houses with repeater) .......................................................................................................................................................8

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

VI.LV.H1.02 | 1