صندوق التحكم Honeywell MMI811.1 mod.35 0621120

Resideo MMI811.1 mod.35 0621120 gas burner safety control box for 2-stage forced draught and combi oil/ gas burners. Possible flame detectors: Ionization probe Infrared flicker detector Satronic MMI811.1 mod.35 control unit construction: The automatic control device is housed in a removable, transparent, non-flammable plastic casing. The system includes a synchronous motor with speed reducers that drives the switching cam. The switching cam is equipped with a colorful display that shows program information. The device features a 12-position cam mechanism that controls the program sequence. Additionally, there are plug-in printed circuit boards with electronic components. The front panel of the control system contains essential control elements, including a backlit button for fault indication and reset, a colorful program display, and a central mounting screw. Honeywell MMI811.1 mod.35 automatic gas firing device technical data: Waiting time at start-up: 9 s Max. reaction time for air proving switch: 6 s Pre-purge time: 24 s Pre-ignition time: 3 s T. ignition time: 8 s Safety time: 5 s Time delay term.6 / term.C: 10 s Operating voltage 220 / 240 V (-15... +10%) 50 Hz (50 - 60 Hz) Fuse rating: max. 10 A rapid, 6 A slow Power consumption: 10 VA Amplifier sensitivity: 1 µA Min. current from UV tube or ionisation probe: 5 µA Flame detector cable: max. 20 m cable length Air pressure monitor: working contact 4 A, 230 V Infrared flare detector: IRD 1020 Weight incl. base: 350 g Mounting attitude: any Insulation standard: IP 44 Permissable ambient temp.: -20° C... +60°C Classified acc. to EN 298: BTLLXN