VRG Controls VPC BV Series - Page 53

VRG CONTROLS LLC. 53 of 60 JUNE 2021
VPC “BV” SERIES VALVE PILOT CONTROLLERS
INSTRUCTION MANUAL
VRG Controls LLC. 51 of 54 APRIL 21, 2019
VPC “BV” SERIES VALVE PILOT CONTROLLERS
INSTRUCTION MANUAL
No. VPC Actuator Actuator Mode Posioner Accessory Discharge
15A VPC-SA-BV-ID (REV) Spring Diaphragm Spring Closed - VMO ATM
LESS DEADBAND MORE
MORE SENSITIVITY LESS
ADJUSTABLE ORIFICE (CLOSE)
ADJUSTABLE ORIFICE (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
“Derivave”
Tank
T
OUTPUT
OUT
Control Valve w/
Spring Diaphragm Actuator
(Spring Closed)
EX
CLOSE
"2/19
B
B
D
D
C
C
P1
P2
C2
C1
V
S
VPC Port ID
Other Port ID
Gage Label
Pneumac Connecon
Adjustment Tag Line
TEXT
TEXT
TEXT
SCHEMATIC LEGEND
S