Features

• Access for external electrical voltage checks.
• Application flexibility.
• Combustion Pressure Switch check feature (RM7865A only).
• Communication interface capability (optional).
• Dependable, long-term operation provided by microcomputer technology.
• First-out annunciation and system diagnostics are provided by a 2 row by 20 column Vacuum Fluorescent Display (VFD) located on the optional Keyboard Display Module.
• First-out expanded annunciation with 26 Light Emitting Diodes (LEDs) for limits and interlocks (optional).
• Five (LEDs) for sequence information and fault diagnostic information.
• Interchangeable plug-in flame amplifiers (RM7865B only).
• Local or remote annunciation of RM7865 operation and fault information (optional).
• Nonvolatile memory; RM7865 retains history files and sequencing status after loss of power.
• Purge Fan Switch check feature.
• Remote reset (optional).