AIR CONDITIONING TECHNOLOGY
CLIMATE CONTROLLER OVERVIEW
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KTRRB-
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TYPE
PAGE
139 139 140 140 140 142 142 142 144 145 147 151 153 157 157 158 158
HOUSING DESIGN Berlin 1000
x
x
Berlin 2000 Berlin 3000
x
x
x
x
x
x
x
x
x
x
x
x
Berlin flush-mounted kit
x
x
x
SENSOR Bimetal (toggler)
x
x
x
NTC, internal NTC, external
x
x
x x
x x
x x
x x
x x
x x
x x
x x
x
x
x x
x x
Floor monitor (NTC) Dew point sensor (external)
x
x
x
x
x
x
x
CONTROL TYPE Climate controller
x
x
Climate controller (0–10 V) Climate controller with fan output Climate controller with neutral zone Climate controller with neutral zone and fan output Mixing chamber controller (0–10 V) PIPE SYSTEM Air conditioning controller in 2-pipe system Air conditioning controller in 4-pipe system APPLICATION EXAMPLES Hot water floor heating
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
x
Fan coil
x x x
x
x x x
x x x
x
Air distribution systems Partial air conditioner
x x
x x
x
x
x
x x
x x
x x
x x
x x
x x
x x
x x
x x
Cooling ceiling
Heat pump AC split unit
x x
FEATURES ‘ECO’ input
x
x
x
x
x
x
x
x
x
x
x
x
Input ‘changeover – heating / cooling’
x
x
x
x
x
x
x
x
x
‘Off with frost protection monitoring’ input
x
x
x
x
x
x
x
Switch ‘on / off’
x
x
x
Switch ‘on / off with frost protection monitoring’ Switch ‘heating / cooling’ Switch ‘heating / ventilation / cooling’
x
x
x
x
Switch ‘ECO / comfort / off with frost protection monitoring’
x
x
x
Switch ‘fan’
x
x x
x x
x
x
Indicator lamp ‘ON / OFF’
Indicator lamp ‘heating mode’ Indicator lamp ‘heating’
x x
x x
x x
x x
x x
x x
x x
x x
x x
x x
Indicator lamp ‘cooling’
Indicator lamp ‘heating / cooling’ Indicator lamp ‘cooling inter- ruption due to condensate’
x
x
x
x
x
MISCELLANEOUS 230 V~
x
x
x
x
x
x
x
x
24 V~
x
x
x
x
x
x
x
x
x
138
Catalogue 2023
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