Siemens RCC30 Room Thermostat
Room thermostat for 4-pipe fan coils, AC 230 V, positioning signal 2pt, return air sensor
- Outputs for on / off valve actuators
- Outputs for three-speed fan
- Control depending on the room or return air temperature
- Operating modes: normal, energy-saving and frost protection or OFF
- Operating mode changeover input for remote control
- Selectable control parameters
- Operating voltage AC 230 V
TYPICAL USE
- Control of the room temperature in individual rooms that are heated or cooled with four-pipe fan coil units.
- For opening or closing a valve
- For switching a three-speed fan.
FUNCTIONS
The controller acquires the room temperature with its integrated sensor or external room temperature sensor (QAA32) or external return air temperature sensor (QAH11.1) - if used - and maintains the setpoint by delivering control commands to the 2-point- valve.
The switching differential is adjustable. It can be 1 or 4 K in heating mode and0.5 or 2 K in cooling mode.