|Ignition and control flame devices|
|Safety solenoid valves|
Digital temperature adjustment system type 864
Control Device > Temperature control devices and flame > For condensing boiler
Microcontroller-based electronic board for burner ignition, control and thermoregulation in condensing premix boilers.
120 VAC / 60 Hz power supply; multiple ignition attempts; control of the boiler thermo-regulation and safety parts (modulating circulator, gas valve, stepper motor / 3 way DHW valve, flow switch/flow-meter, air pressure switch, safety thermostat, etc.); settings and visualizations on a LCD control board; use of (up to) 6 NTC contact and/or immersion probes for temperature measurement; outgoing water temperature adjustment by means of an outside probe; heating request managed by room thermostat contact or remote OpenTherm-compatible chrono-thermostat; connection with a remote PC by means of a RS232 cable or via GSM (wireless modem); prearranged for use in systems with separate zones; cascade system application; prearranged for the management of a solar thermal system through an optional external board.
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