Siemens RCC30 Room Thermostat

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.