Overview:Functions provided by the R7140G,L,M include automatic burner sequencing, flame supervision, system status indication, system or self-diagnostics and troubleshooting.
Upgrade replacement for BC7000 or R4140 legacy Programmer controls.
Require ST7800 Purge Timer and appropriate R78XX Amplifier to complete the replacement.
The Honeywell R7140G, L, M Burner Control Modules are microprocessor-based integrated burner control for automatically fired gas, oil or combination fuel single burner applications.
Flame Establishing Period - Pilot: 4 sec or 10 sec
Flame Establishing Period - Main: 10 sec, or 15 sec, or 30 sec, or Intermittent
Required Components: UR7847, R7848, R7849, R7851, R7852, R7861, or R7886 Flame Signal Amplifier. ST7800 Plug-in Purge Timer Card.
AirFlow Check: User selectable
Second Stage Pilot Valve: Intermittent
Pilot Type: Interrupted or Intermittent
Vibration: 0.5 G environment