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SV2 Series Safety Shut-off Valves
166
32-00029—02
7800 Series
European Standards (CE, EN, etc.)
RT/DEMAND
RECTIFIER
V1
V2
INTERNAL
ELECTRONICS
N
AIRFLOW SWITCH
L1
L1
SV2 SERIES VALVE
1 MATCH SV2 SERIES VALVE AND FLAME
SAFEGUARD VOLTAGES.
ILK (INTERLOCK) WIRING RUN THROUGH
THE SV2 SERIES VALVE FOR SOLENOID
POWER SAVING FEATURE. APPLICABLE
TO ALL SV2 SERIES VALVE MODELS.
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 EXTERNAL PRESSURE SWITCH MUST
BE USED WITH THESE VALVE MODELS.
OBSERVE FLAME SAFEGUARD WIRING
PER ITS MANUAL.
FOR THE EC7810, WIRE THE SV2 SERIES
VALVE ILK (INTERLOCK) IN SERIES WITH
THE LIMITS AND CONTROLLER AS THIS
MODEL DOES NOT HAVE AN AIRFLOW
SWITCH.
2
2
EC7810
EC7820
EC7830
RM7830
EC7850
RM7850
ILKOUT
MV1
MV2
ILKIN
POC
VPS
L1
N
GROUND
3
3
5
4
5
4
4
5
CONTROL
LIMITS
LOS/LOCKOUT INPUT
ES2/PRE-
IGNITION
INTERLOCK
MAIN VALVE 1/2
1
1
M35593B
INDICATES FEEDBACK SENSING OF
RELAY CONTACT STATUS AND LINE
VOLTAGE.
1
LD2/AIRFLOW SWITCH
16
RECTIFIER
6 POC (PROOF OF CLOSURE) MUST BE
FACTORY INSTALLED, INTERNALLY
WIRED AND CALIBRATED.
6
Fig. 148: 7800 SERIES with BASIC or STANDARD Electronics, No External VPS.