The electronic thermostat for top hat rail mounting (35 mm) in the format 90 mm x 22.5 mm serves simple temperature control (heating or cooling). A Pt100, Pt1000 zl or KTY2X-6 is possible as input. As an option, a PhotoMOS® digital output relay (connection of resistance thermometers in three-wire circuit at the input is not possible) is available. The actual and the setpoint is displayed on the backlit dot-matrix display (64 x 80 pixels) with special characters for °C and °F The timer function can be used to start the thermostat function (heating or cooling) or to limit the time. The switching state of the relay output as well as the actual and target value are indicated on the display simultaneously. The display can be switched between four national languages (German, English, French and Spanish). The device is operated via 4 buttons on the front side. The electrical connection is done via print terminals with push-in technology. The voltage supply is AC 230 V, +10/-15%, 48 to 63 Hz.T