VRG CONTROLS LLC.
45 of 60
JUNE
2021
VPC “BV” SERIES VALVE PILOT CONTROLLERS
INSTRUCTION MANUAL
VRG Controls LLC.
43 of 54
APRIL 21, 2019
VPC “BV” SERIES VALVE PILOT CONTROLLERS
INSTRUCTION MANUAL
P2
P1
FLOW
P1
P2
Control Valve w/
Spring Diaphragm Actuator
(Spring Closed)
OPEN
SENSING
LESS
DEADBAND
MORE
MORE
SENSITIVITY
LESS
ADJUSTABLE ORIFICE (CLOSE)
ADJUSTABLE ORIFICE (OPEN)
OUT
S
EX
SENSITIVITY-DEADBAND
ADJUSTMENT
+
SUPPLY
OUTPUT ISOLATION VALVE
Model VPC-SA-BV-ID
Reverse Acting
S
EX
OPEN
OUT
SUPPLY
"
2
/
1
9
B
B
D
D
C
C
CL
OSE
SETPOINT ADJUSTMENT SCREW
CW - Increase Setpoint
CCW - Decrease Setpoint
SENSING
P1
P2
C2
C1
V
S
PLUG
EX
No. VPC
Actuator
Actuator Mode Positioner
Accessory
Discharge
11A
VPC-SA-BV-ID (REV) Spring Piston
Spring Closed
-
VMO
ATM
VPC Port ID
Other Port ID
Gage Label
Pneumatic Connection
Adjustment Tag Line
TEXT
TEXT
TEXT
SCHEMATIC LEGEND
S
