Honeywell RM7890A1056 burner control

Honeywell RM7890A 1056 burner control unit for automatic single-burner systems running on gas, liquid fuel (fuel oil), coal or combined fuels. Honeywell RM7890 A 1056 burner control unit provides a higher level of safety, better functionality and technical characteristics compared to standard regulators.

Honeywell RM7890A1056 burner control unit features

• Functions include automatic setting of the burner operation sequence, flame monitoring, system status indication, system or self-diagnosis, as well as fault detection.
• Five LEDs provide information about the execution of the sequence of operations.
• The option to repeat the cycle or block in case of flame extinction.
• Possibility of access for external monitoring of electrical voltage.
• Interchangeable removable flame signal amplifiers.
• Non-volatile memory for saving files on the history of the process and the status of the sequence of operations in case of a power failure.
• Compatible with existing Honeywell flame detectors.

Honeywell RM7890A1056 burner control technical data

• Power Supply: 120 V, 50/60 Hz
• Launch period: 10 seconds
• Dimensions: width – 127 mm; height – 127 mm; thickness – 133 mm with base Q7800A, thickness – 155 mm with base Q7800B.
• Weight: 0.8kg
• Ambient temperature: -40 C to +60 C (-40 F to +140 F)

Honeywell RM7890 A 1056 automatic burner control unit essential components

• Q7800A,B Universal mounting base with wiring
• Flame signal amplifiers R7824, R7847; R7848; R7849; R7861, R7886

Honeywell RM7890A 1056 burner control accessories

• 123514A Flame Rectifier Simulator
• 203541 Electric 5-wire ControlBus connector
• 203659 UV Flame simulator
• 203765, 205321B, 204718A,B,C Mounting brackets for remote displays
• 203968A Remote display power supply (=13V) removable
• 221729A Dust Cover
• 221818A Extension cable set, 1524 mm long
• 221818C Extension cable set, 3048 mm long