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Clock thermostats in a flat design for time-dependent monitoring and control of the room temperature. Simple setting of the energy-saving night setback on the programme disc.Suitable for oil or gas heating systems.The clock thermostat controls e.g. circulation pump, thermal actuator, solenoid valve, motor mixer or the gas boiler directly with a relay contact.Plug-in tabs or segments enable several daily setbacks. Wall mounting.RAMSES® 722Clock thermostat for time-dependent monitoring and control of the room temperature. - Electronic temperature control- Operating point and electronic feedback adjustable from the front- Normal and set-back temperature separately adjustable, range +10°C ... +30°C- Party switch and programme display- Selector switch for operating mode: - continuous lowering temperature - Normal temperature- Automatic mode- Frost and plant protection +6°C- Synchronous motor drive- Changeover contact 6 (1) A / 250 V~RAMSES® 782as RAM 722, but- Quartz movement, 3-day power reserveRAMSES® 784as RAM 722, but - Quartz movement, 3-day power reserve- with batteries for 2- or 3-wire connection- battery monitoring with indication of required battery change by flashing LED- pump protection function (can be activated)RAMSES® 721as RAM 722, but - 24 h plug-in rider switching disc- lowering temperature by approx. 5 K lower, based on the set comfort temperature- Without selector switch for operating modeRAMSES® 725as RAM 722, but - Comfort temperature control via existing thermostatic valves on the radiator- Centralised control of the set-back temperature in the range +10°C...+30°C according to time programme- Selector switch for 4 operating modes- RAMSES 722/721/725 without power reserve- Operating voltage: 230 V~, +10% / -15%- Frequency: 50 Hz- Accuracy: mains frequency-dependent- RAMSES 782 with power reserve- Operating voltage: 230 V~, +10% / -15%- Frequency: 50-60 Hz- Accuracy: = ± 1 s/day at 20°C- RAMSES 784 with battery operation- Operating voltage: 2 AA cells- Accuracy: = ± 1 s/day at 20°C- Contact: SELV suitableTechnical data:- Segment programme disc (type "S"): 24-hour programme, programmable every 15 min, shortest switching interval 15 min- Plug-in rider programme disc: Changeable for 24-hour and 7-day programme- 24-hour programme: Programmable every 5 min, shortest switching interval 20 min- 7-day programme: Programmable every 30 min, shortest switching interval 2 h- Temperature controller: Two-point controller, setting range +10°C...+30°C, frost protection +6°C- Switching contacts: Changeover contact, potential-free- Switching capacity: 6 (1) A / 250 V~- Protection class: IP 20 according to EN 60 529- Protection class: II according to EN 60 730-1- Dimensions: 90 x 150 x 35 mm
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