Tech Controllers EU-28N User Manual

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TABLE OF CONTENTS
1 Safety .......................................................................................................................................................................................... 4
2 Device description....................................................................................................................................................................... 5
3 Installing the Controller .............................................................................................................................................................. 5
4 Controller operation ................................................................................................................................................................... 7
5 Controller functions – Main Menu .............................................................................................................................................. 7
5.1 Firing up/ Extinguishing ..................................................................................................................................................... 8
5.2 Screen view ....................................................................................................................................................................... 8
5.3 Temperature settings ........................................................................................................................................................ 8
5.3.1 CH set temperature ....................................................................................................................................................... 8
5.3.2 DHW set temperature ................................................................................................................................................... 8
5.4 Work setting ...................................................................................................................................................................... 8
5.4.1 Blowing force ................................................................................................................................................................ 8
5.4.2 Fan in maintaining ......................................................................................................................................................... 8
5.4.3 Maintaining time ........................................................................................................................................................... 8
5.4.4 Fan speed in maintaining .............................................................................................................................................. 9
5.5 Manual operation .............................................................................................................................................................. 9
5.6 Pump operating mode ....................................................................................................................................................... 9
5.6.1 Heating .......................................................................................................................................................................... 9
5.6.2 Boiler priority ................................................................................................................................................................ 9
5.6.3 Parallel pumps ............................................................................................................................................................... 9
5.6.4 Summer mode ............................................................................................................................................................... 9
5.7 Time settings ................................................................................................................................................................... 10
5.8 Date settings .................................................................................................................................................................... 10
5.9 Weekly schedule control ................................................................................................................................................. 10
5.10 Installer menu.................................................................................................................................................................. 11
5.11 Service menu ................................................................................................................................................................... 11
5.12 Language selection .......................................................................................................................................................... 11
5.13 Factory settings ............................................................................................................................................................... 11
5.14 Software version.............................................................................................................................................................. 11
6 Controller functions – Installer Menu ....................................................................................................................................... 12
6.1 Reduction by the room controller ................................................................................................................................... 12
6.2 Room controller............................................................................................................................................................... 12
6.2.1 CH pump control ......................................................................................................................................................... 12
6.2.2 Boiler control............................................................................................................................................................... 12
6.3 Pump switch-on temperature ......................................................................................................................................... 13
6.4 DHW hysteresis ............................................................................................................................................................... 13
6.5 Disinfection of the boiler ................................................................................................................................................. 13
6.6 Anti-stop for pumps ........................................................................................................................................................ 13

Tech Controllers EU-28N Specifications

General

Brand	Tech Controllers
Model	EU-28N
Category	Controller
Language	English