Honeywell Purge Timer – ST7800A1021/U
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10 second purge timer
Provides the prepurge timing for select 7800 SERIES relay modules. ST7800C used with the RM7838C only.
10 second purge timer
Provides the prepurge timing for select 7800 SERIES relay modules. ST7800C used with the RM7838C only.
