The Honeywell RM7888A1027 Burner Control 120V 50/60 HZ. LIMITS COMPLETE & AT LOW FIRE INPUTS. Pilot HOLD AND RETURN TO Pilot. Air Valve Control DURING STANDBY. 10 SEC DSI.
Overview
Integrated burner control for industrial process semi-automatically fired gas, oil, coal, or combination fuels for single and multiple burner applications. PLC Adaptable.
Features
- Functions include automatic burner startup sequencing, five user selectable run sequences, four line-voltage sequence control inputs, flame supervision, system status indication, system or self-diagnostics and troubleshooting.
- Requires a relay module, subbase, and amplifier for operation.
- Options include PC interface, keyboard display module, DATA CONTROLBUS™ MODULE, remote display mounting, first-out expanded annunciator, and COMBUSTION SYSTEM MANAGER™ software.
- Use with master system control which determines purge timing and confirms air supply and air flow.
- Nonvolatile memory retains history files and sequencing status after power loss.
- Optional remote reset capability.
- Five LEDs provide sequence information.
- Interchangeable plug-in flame amplifiers.
- Local or remote annunciation of operation and fault information.
Product Specifications
Application | Primary Control – PLC Adaptable |
Dimensions (in.) | 5 in. wide x 5 in. high x 5 1/4 in. deep with Q7800A Subbase x 6 3/32 in. deep with Q7800B Subbase |
Dimensions (mm) | 127 mm wide x 127 mm high x 133 mm deep with Q7800A Subbase x 155 mm deep with Q7800B Subbase |
Weight (lb) | 1 lb 10 oz |
Weight (kg) | 0.7 kg |
Comments | For 10 sec DSI applications, selectable sequences |
Frequency | 50 Hz; 60 Hz (±10%) |
Approvals, Canadian Standards Association | Certified |
Voltage | 120 Vac (+10, -15%) |
Shipping and Storage Temperature Range (F) | -40 F to +140 F |
Shipping and Storage Temperature Range (C) | -40 C to +60 C |
Flame Establishing Period – Pilot | 10 sec |
Flame Establishing Period – Main | 15 sec |
Required Components | Q7800A,B Universal Wiring Subbases. R7847, R7848, R7849, R7851, R7852, R7861, or R7886 Flame Signal Amplifier. |
Pilot Type | selectable |
Vibration | 0.5 G environment |
Approvals, Factory Mutual | Approved. |