Honeywell ST7800A1005 2-Second Plug-In Pre-Purge Timer Module – RM7800 Series Flame Safeguard Relay Accessory

ST7800A1005 Purge Timer
2 Seconds | For Honeywell 7800 Series Relay Modules

Overview:
The ST7800A1005 purge timer provides a fixed 2-second prepurge interval designed for use with Honeywell 7800 Series relay modules. It enables a quick purge cycle to ensure the combustion chamber is cleared safely before ignition.

Features:

• Fixed 2-second prepurge timing

• Compatible with Honeywell 7800 Series relay modules

• Supports safe burner startup by controlling purge duration

• Easy to install and integrate within burner control systems