Honeywell RM7895A1014 Installation Instructions Manual page 6

RM7895A,B,C,D/EC7895A,C; RM7896A,C,D 7800 SERIES RELAY MODULES
LINE VOLTAGE
ALARM
BURNER MOTOR
(BLOWER)
BURNER
CONTROLLER/LIMITS
LOCKOUT INTERLOCK
(INCLUDING
AIRFLOW SWITCH).
10 SEC. INTERRUPTED
PILOT/IGNITION
MAIN FUEL VALVE(S)
IGNITION
FLAME DETECTOR
4
LED
INITIATE
DISPLAY
POWER
BURNER
START
OPERATING
CONTROLS
AND
AIRFLOW SW. CHECK
5
INTERLOCKS
FLAME
SIGNAL
1
RM7895, RM7896: 120 VAC , 50/60 HZ; EC7895: 220-240 VAC, 50/60 HZ
POWER SUPPLY. PROVIDE DISCONNECT MEANS AND OVERLOAD
PROTECTION AS REQUIRED.
2
DO NOT CONNECT ANY WIRES TO UNUSED TERMINALS.
3
FOR EC7895, A 220 TO 240 VAC TO 120 VAC, 10 VA MINIMUM STEPDOWN
TRANSFORMER (NOT PROVIDED) MUST BE USED TO DRIVE THE SHUTTER.
SEE FLAME DETECTOR SPECIFICATIONS FOR CORRECT WIRING.
4
Fig. 3. Wiring subbase and sequence chart for RM7895C,D/EC7895C; RM7896C,D.
32-00156—01
Q7800
G
L2
3
4
(L1)
5
6
7
8
9
10
F
3
00 00
TIMED
STANDBY START PURGE
POWER POWER POWER
PILOT
FLAME
MAIN
ALARM
BURNER/BLOWER MOTOR
LIMITS AND BURNER CONTROLLER CLOSED
LOCKOUT INTERLOCK CLOSED
SAFE START CHECK
FOR DIRECT SPARK IGNITION
12
(OIL OR GAS)
IGNITION
10
13
TRANSFORMER
8
14
9
MAIN VALVE
15
16
17
2
18
19
20
DELAYED
(2ND STAGE)
21
MAIN VALVE
22
MASTER
SWITCH
L1
(HOT)
L2
00
7
PFEP
4 OR 10 SEC RUN
MFEP
POWER POWER POWER
PILOT PILOT PILOT
FLAME FLAME FLAME
MAIN MAIN MAIN
ALARM ALARM ALARM
4
IGN.
10
8
10 SEC. IGN./ PILOT 8
MAIN VALVE
2ND STAGE MAIN
L1 TO 6
6
TO 7
FLAME PROVING
5 AIRFLOW SWITCH CHECK FEATURE IS FOR THE RM7895D, RM7896D.
6
RM7896C,D ONLY.
7 RM7895C1020, RM7896C1036 PFEP 10 SECONDS ONLY;
RM7895C1053 PFEP 4 SECONDS ONLY, 3 SECONDS ONLY SOFTWARE
REVISION 4151.
8 RM7895C1020, RM7896C1036: DURING FIRST 8 SECONDS OF PFEP,
WHEN A FLAME SIGNAL IS DETECTED, TERMINAL 10 IS DE-ENERGIZED.
IF FLAME SIGNAL IS LOST, TERMINAL 10 WILL RE-ENERGIZE.
6
L2
1
6
POST PURGE
15SEC STANDBY
POWER
POWER
6
9
21
AFSC
SSC
M23998