TEMPERATURE CONTROLLER FOR MODULATING BURNERS DTC 628 NOW OBSOLETE
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Designed for temperature control of a boiler with modulating 3-wire burner. Also suitable for modulating condensation boilers.

•   compatible.

•   compatible.

Essential accessories:

• 1 boiler detector.

Optional accessories:

• 1 outside detector.

• 1 flue gases detector.

FEATURES

• Power supply: 230 V ~.

• Consumption: 5 VA.

• DIN 105 x 115 modular enclosure.

• Protection: IP 40.

• Digital programming by means of 4 operating keys and alphanumeric display.

• Boiler temperature control:

  • Variable: according to temperature requested by DHW/heating/etc circuits;

  • Compensated: in relation to outside tempertaure with desired room temperature Normal 1 ... 5, Setback 1-2, Frost protection;

  • Fixed Point with desired Flop temperature Flow 1-2;

  • By remote control with choice between: Off, Frost Protection, Room Normal 1, Room Setback 1, Flow 1;

  • Minimum and maximum limits boiler temperature.

• Control of burner by On-Off and 3-wire modulating (common - increases - decreases).

• On-Off control of boiler shut-off valve.

• On-Off control of pump (boiler, manifold, heating plant).

• Timed events programming with seven 24hour and two 7-day programmes.

• Programming with dates with 25 annual periods, one Special period and heating season.

• Automatic switching Greenwith Mean Time (GMT) to British Summer (BST).

• Eco-Off.

• 4 ON-Off inputs: - 3 for signalling alarms or status; - 1 for signalling burner lockout.

• 1 input for measurement temperature flue gases.

• Alarms for controller fault and for short or open detector circuits.

DETECTORS & ACCESSORIES