VRG CONTROLS LLC.
52 of 60
JUNE
2021
VPC “BV” SERIES VALVE PILOT CONTROLLERS
INSTRUCTION MANUAL
VPC “BV” SERIES VALVE PILOT CONTROLLERS
INSTRUCTION MANUAL
VRG Controls LLC.
50 of 54
APRIL 21, 2019
No. VPC
Actuator
Actuator Mode Positioner
Accessory
Discharge
15
VPC-SA-BV-ID (REV) Spring Diaphragm
Spring Closed
-
-
ATM
LESS
DEADBAND
MORE
MORE
SENSITIVITY
LESS
ADJUSTABLE ORIFICE (CLOSE)
ADJUSTABLE ORIFICE (OPEN)
OPEN
OUT
S
EX
SENSITIVITY-DEADBAND
ADJUSTMENT
+
SUPPLY
OUTPUT ISOLATION VALVE
T
DERIVATIVE ADJUSTMENT
SETPOINT ADJUSTMENT SCREW
CW - Increase Setpoint
CCW - Decrease Setpoint
SENSING
P1
FLOW
P1
P2
SUPPLY
S
SENSING
EX
D
“Derivative”
Tank
T
OUTPUT
OUT
Control Valve w/
Spring Diaphragm Actuator
(Spring Closed)
EX
CL
OSE
VPC Port ID
Other Port ID
Gage Label
Pneumatic Connection
Adjustment Tag Line
TEXT
TEXT
TEXT
SCHEMATIC LEGEND
