Product Overview

44
£
FIGURE 14. BACKWARD COMPATIBLE WIRING USING MEP100 AND MEP200 SERIES PROGRAMMERS (PILOT IGNITED
BURNERS).
FIGURE 15. BACKWARD COMPATIBLE WIRING USING MEP500 SERIES PROGRAMMERS (PILOT IGNITED BURNERS)
PV
MV
S1
7
3
5
4
1
A
S2
INTERMITTENT
MAIN VALVE
BLOWER MOTORALARM
8
120VAC
50/60Hz
T
P
FLAME AMPLIFIER
SPARK
KF-2
KF-1
PILOT VALVE
IGNITION
*
H
N
2
*
For intermittent ignition, connect to terminal 3
FLAME
SCANNER
OR
CONTACTOR
OPERATING
CONTROL
KBKA
**
**
Combined current from Terminal 8 must not exceed 9.8 Amps
AIR FLOW
INTERLOCK
FLAME
ROD
ONLY
KL
(WATCHDOG)
F1
6
PV
MV
S1
7
3
5
4
1
A
S2
INTERMITTENT
MAIN FUEL
RUNNING
BLOWER MOTORALARM
8
120VAC
50/60Hz
T
P
FLAME AMPLIFIER
GAS PILOT VALVE
K1
KF-1
PILOT GAS VALVE
AND IGNITION
*
H
N
2
FLAME
SCANNER
OR
CONTACTOR
VALVE
TRANSFORMER
OPERATING
CONTROL
**
INTERLOCKS
KB
KA
*
For intermittent ignition, connect to terminal 3
AIR FLOW
INTERLOCK
FLAME
ROD
ONLY
KL
(WATCHDOG)
F1
6
**
Combined current from Terminal 8 must not exceed 9.8 Amps