HEATING TECHNOLOGY
HEATING CONTROLLER OVERVIEW
HTRRUt HTRRUu HTRRB- HTRRBu- RTERU-
FETR
TYPE
PAGE
112
115 118 118 120 70 122 122 123 123 123
HOUSING DESIGN Berlin 1000 Berlin 2000
x x
Berlin 3000
x x
Berlin flush-mounted Berlin 2000 with plug
x x
x
x x x x x
SENSOR Bimetal (NC contact) Bimetal (toggler) NTC, internal
x x
x x x
x
NTC, external
x x x
x x x x x
NTC for floor monitoring
CONTROL TYPE Heating controller
x x
x
x x x x x x x x x
Cooling function Cooling function with fan output Model with clock PIPE SYSTEM Air conditioning controller in 2-pipe system Air conditioning controller in 4-pipe system
x
x x
APPLICATION Natural stone heating Tiled stove heating
x
x
x
Electric direct heating systems
x x
x
Electric floor heating Night storage heater Hot water floor heating Partial air conditioner
x
x
x x x x x
x x
x
x x x x x x x
FEATURES Output ‘temperature reduction’ Input ‘temperature reduction’
x x
x x x x x
Switch ‘On / Off’
x x
x x x
x x
Switch ‘Heating / Cooling’ Switch ‘Heating / Off / Cooling’ Switch ‘Reduction / Comfort / Automatic’ Switch ‘auxiliary heating’ Illuminated ring scale
x
x x
x x
Display
x
Display with backlighting Indicator lamp ‘heating’ Indicator lamp ‘reduction’
x x
x
x x x x x
x x x
Indicator lamp ‘auxiliary heating’
TECHNOLOGY Control range −20 to +30 °C Control range 5 to 30 °C Control range 17 to 26 °C Control range 10 to 42 °C Control range 10 to 50 °C Control range 10 to 60 °C Control range 20 to 80 °C 3000 W switching power
x
x
x x
x
x
x
x x
x
x
x
x
x x
x x x
internal setting 2-wire connection 24 V~ 230 V~ 24 V~ or 230 V~
x
x x
x
x x x x x x x x x
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Catalogue 2023
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