TSHK 621...643

How energy efficiency is improved

Enables controlling of HVAC components according to needs.

Features

• Variable room temperature as setpoint based on printed temperature scale
• Changeover from heating to cooling via switch or type of connection
• ON/OFF toggle switch for mains voltage, plus other slide switches for operating mode and fan, depending on the type
• More constant room temperature due to thermal feedback
• Suitable for wall mounting or fitting on recessed junction boxes
• Setpoint adjuster with mechanical min. and max. limitation of the setting range
• Two-point pulsed activation
• Individual unitary temperature control in residential and business rooms for activating, for example, electric heating systems, thermal actuators, or fans or cooling units in air-conditioning systems.