Honeywell RM7840G1014 FSG 7800 Programmer Control Features: Five LED Five Function Run/Test Switch with self-diagnostics and trouble shooting Interchangeable plug-in flame amplifiers with flame supervision Nonvolatile memory retains history files and...

Honeywell RM7838A1014 FSG 7800 Programmer Control Features: Five LED Five Function Run/Test Switch with self-diagnostics and trouble shooting Interchangeable plug-in flame amplifiers with flame supervision Nonvolatile memory retains history files...

Honeywell RM7840M1017 FSG 7800 Programmer Control Features: Five LED Five Function Run/Test Switch with self-diagnostics and trouble shooting Interchangeable plug-in flame amplifiers with flame supervision Nonvolatile memory retains history files and...

Honeywell RM7838B1013 FSG 7800 Programmer Control Features: Five LED Five Function Run/Test Switch with self-diagnostics and trouble shooting Interchangeable plug-in flame amplifiers with flame supervision Nonvolatile memory retains history files and...