Honeywell 7800 Series Installation Instructions Manual page 5

FOR EC7895, A 220 TO 240 VAC TO 120 VAC,
10 VA MINIMUM STEPDOWN TRANSFORMER (NOT PROVIDED)
MUST BE USED TO DRIVE THE SHUTTER. THIS DOES NOT APPLY
TO UV FLAME SENSOR MODELS C7061A1020, C7061A1079 AND
C7061F1003 (COMBINED WITH R7861-SERIES FLAME AMPLIFIERS),
WHICH HAVE INTERNAL SELECTABLE TERMINAL BLOCK TO CONNECT
230V SHUTTER OUTPUT DIRECTLY.
Fig. 2. Wiring subbase and sequence chart for RM7895A,B/EC7895A; RM7896A,B.
RM7895A,B,C,D/EC7895A,C; RM7896A,C,D7800 SERIES Relay Modules
FOR RM7895A1 028 /2028 (ONLY), IGNITION TERMINAL 10
IS DE-ENERGIZED WHEN FLAME IS PROVEN.
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