Tech Controllers ST-53.4 User Manual page 4

Clock settings ................................................................................................................................................................... 32
Date Settings ................................................................................................................................................................... 32
Preset tank temperature ................................................................................................................................................. 32
PV preset temperature .................................................................................................................................................... 33
Anti-freezing .................................................................................................................................................................... 33
Weekly schedule.............................................................................................................................................................. 33
Collector schedule ........................................................................................................................................................... 34
Legionella schedule ......................................................................................................................................................... 34
Circulating pump ............................................................................................................................................................. 34
Details screen .................................................................................................................................................................. 34
Screen settings ................................................................................................................................................................ 34
Software information ...................................................................................................................................................... 34
Safeguards ....................................................................................................................................................................... 34
Language ......................................................................................................................................................................... 34
Ethernet module ............................................................................................................................................................. 34
Amount of generated energy .......................................................................................................................................... 35
Working time ................................................................................................................................................................... 35
Service menu ................................................................................................................................................................... 35
Save to USB flash drive .................................................................................................................................................... 35
Stand-by .......................................................................................................................................................................... 35
6 Controller functions - service menu .......................................................................................................................................... 36
Manual operation ............................................................................................................................................................ 36
Defrosting ........................................................................................................................................................................ 36
6.2.1 Turn defrosting on ...................................................................................................................................................... 37
6.2.2 Manual defrosting ....................................................................................................................................................... 37
6.2.3 Defrosting delta .......................................................................................................................................................... 37
6.2.4 Exterior limit temperature .......................................................................................................................................... 37
6.2.5 Unfreezing end temperature ...................................................................................................................................... 37
6.2.6 Blocked unfreezing time ............................................................................................................................................. 37
6.2.7 Forced unfreezing time ............................................................................................................................................... 37
6.2.8 Maximum unfreezing time .......................................................................................................................................... 37
Minimum operation temperature hysteresis .................................................................................................................. 37
External temperature waiting time ................................................................................................................................. 37
Heater operation below min. operation temp. ............................................................................................................... 38
Additional heat source .................................................................................................................................................... 38
additional heat source parameters ................................................................................................................................. 38
6.7.1 Solar collector parameters .......................................................................................................................................... 38
6.7.2 CH boiler parameters .................................................................................................................................................. 39
Tank set temp. hysteresis ................................................................................................................................................ 39
ECO - ECO+ threshold temperature ................................................................................................................................ 39
ECO - ECO+ threshold hysteresis .................................................................................................................................... 40
Installation security ......................................................................................................................................................... 40
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