Simple room thermostat with rotary regulator and included floor sensor (NTC, 10 kOhm) For control of electric or hot water underfloor heating systems and other electric heaters Adjustment range from +5C to +40C; economy function allows manual night setback This unit does not have an internal ambient temperature sensor and must be used with the provided external floor sensor Dimensions: 86 x 86 x 45 mm Features: - Min/Max temperature limitation - Continuous temperature preselection - LED indicator light (heating mode) - NTC external temperature sensor with 3m cable Technical data: - Mounting type: flush-mounted - Model: Wired - Operating voltage: 230V - Maximum load: switching power 16A / 3680W - Control type: 2-point on/off - Operating temperature range: -5C to +50C - Probe: External NTC 10 kOhm, 3 m cable - Temperature control range (internal): Not applicable - Temperature regulation range (external): 540C (with soil probe) - Frost protection: Yes - Floor temperature limitation range: 540C - IP rating: IP20 - Display/illumination: None - Dimensions (W x H x D): 86 x 86 x 45 mm Package includes: - 1 x MST1 Thermostat - 1 x Floor Sensor - 1 x Mounting accessories - 1 x User manual (in German) Note: This unit does not have an internal ambient temperature sensor and must be used with the provided external floor sensor.