air conditioning thermostat / FCU thermostat / HVAC /room thermostat
| Introduction
The thermostat acquires the room temperature with its built-in NTC sensor
The heating contact will close when the room temperature falls below the selected setpoint in heating mode
The cooling contact will close when the room temperature exceeds the selected setpoint in cooling mode Application
In conjunction with fans and valves, TKB50 is designed to control the valve in heating or cooling systems to maintain the desired setpoint temperature in Commercial buildings, Residential buildings, Light industrial buildings Features
LCD display with backlight On/off control output for valve actuators
Manual changeover of heating/cooling
Timing function for thermostat switch-on/ switch-off
Minimum and Maximum setpoint limitation
Symbol for valve indication
Key-lock function for setted parameters protection
Inclined design for better reading-out
fan-valve dependent control or fan-valve independent control mode
With an potential-free output (TKB50.42LK)
Remote control type (TKB50.42LR)
Technical data:
Voltage : AC230V(AC110V / AC24V available)
Load : 3A
Power consumption : 2W
Setting range : 445(factory setting: 535)
Switching differential : ±0.5K
Ambient temperature : -550
Protective housing : IP20
Housing material : self-extinguishing PC | | | | Selection table: | Model | Fan control | System control | Backlight | Application | TKB50.41 | Auto, Low, Mid, Hi | Heating, OFF, Cooling | No | 2-pipe FCU system | TKB50.42L | Auto, Low, Mid, Hi | Heating, OFF, Cooling | Yes | 2-pipe FCU system | TKB50.42LK | Auto, Low, Mid, Hi | |
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