Honeywell SV2 Series User Manual page 168

SV2 Series Safety Shut-off Valves
7800 SERIES and ControLinks
7800 SERIES AND ControLinks
GROUND
SV2 SERIES VALVE
N
INTERNAL
ELECTRONICS
L1
V1
N
Fig. 150: 7800 SERIES and ControLinks with BASIC or STANDARD Electronics, No External VPS.
1
7
POC
2
VPS
4
6
ILKIN
LIMITS CTRL
L1
ILKOUT
MV1
MV2
V2
1 MATCH SV2 SERIES VALVE AND FLAME SAFEGUARD VOLTAGES.
ILK (INTERLOCK) WIRING RUN THROUGH THE SV2 SERIES VALVE FOR SOLENOID
2
POWER SAVING FEATURE. APPLICABLE TO ALL SV2 SERIES VALVE MODELS.
3 OTHER CONNECTIONS BETWEEN R7999 AND RM/EC NOT SHOWN. OBSERVE
R7999 WIRING PER ITS MANUAL.
4 WHEN THE SV2 SERIES VALVE PRESSURE MODULE IS ENABLED, PROGRAMMED AND
USED FOR LOW GAS PRESSURE AND HIGH GAS PRESSURE LIMITS, THE LIMITS ARE
INCLUDED IN THE INTERNAL ILK (INTERLOCK) VALVE STRING. BASIC (5) ELECTRONICS
VALVES DO NOT HAVE THE ABILITY TO INTERFACE WITH THE SV2 SERIES VALVE
PRESSURE MODULE. AN EXTERAL PRESSURE SWITCH MUST BE USED WITH THESE
VALVE MODELS.
5 OBSERVE FLAME SAFEGUARD WIRING PER ITS MANUAL.
6 FOR RM7838 CONTROLS, WIRE THE SV2 SERIES VALVE ILK (INTERLOCK) AHEAD OF
THE LOCKOUT INTERLOCKS AND COMBUSTION AIR BLOWER SWITCHES.
7 POC (PROOF OF CLOSURE) MUST BE FACTORY INSTALLED, INTERNALLY WIRED
AND CALIBRATED.
8 FOR DUAL FUEL APPLICATIONS, AN APPROVED CENTER-OFF POSITION FUEL
SELECTION SWITCH IS REQUIRED. REFER TO R7999 MANUAL FOR FURTHER DETAILS.
INDICATES FEEDBACK SENSING OF RELAY CONTACT STATUS AND LINE VOLTAGE.
168
R7999
3
LCI
LCO
13 14
11
MV
.
RM7800L
L1
L1 RM7838B/C
EC7840L
PRE-IGNITION
INTERLOCK
DEMAND
RUN/LOCKOUT
INTERLOCKS
INTERLOCKS
8
MAIN VALVE 1/2
M35595B
32-00029—02
1
4
7
8