VRG Controls VPC BV Series - Atm

VRG CONTROLS LLC. 34 of 60 JUNE 2021
VPC “BV” SERIES VALVE PILOT CONTROLLERS
INSTRUCTION MANUAL
VPC “BV” SERIES VALVE PILOT CONTROLLERS
INSTRUCTION MANUAL
VRG Controls LLC. 32 of 54 APRIL 21, 2019
No. VPC Actuator Actuator Mode Posioner Accessory Discharge
6 VPC-SA-BV-ID (DIR) Spring Piston Spring Open Close INCR - ATM
P2
P1
FLOW
P1
P2
OPEN
Control Valve w/
Spring Piston Actuator
Posioner
(Spring Open)
SUPPLY
S
SENSING
LESS DEADBAND MORE
MORE SENSITIVITY LESS
ADJUSTABLE ORIFICE (CLOSE)
ADJUSTABLE ORIFICE (OPEN)
OUT
S
EX
SENSITIVITY-DEADBAND
ADJUSTMENT
+
EX
SUPPLY
OUTPUT ISOLATION VALVE
Close Incr
Posioner
EX SUPPLY
Model VPC-SA-BV-ID
Direct Acng
OUT
SIGNAL
CLOSE
D
“Derivave”
Tank
T
OUTPUT
T
DERIVATIVE ADJUSTMENT
SETPOINT ADJUSTMENT SCREW
CW - Increase Setpoint
CCW - Decrease Setpoint
SENSING
VPC Port ID
Other Port ID
Gage Label
Pneumac Connecon
Adjustment Tag Line
TEXT
TEXT
TEXT
SCHEMATIC LEGEND
VRG Controls LLC. 33 of 54 APRIL 21, 2019
VPC “BV” SERIES VALVE PILOT CONTROLLERS
INSTRUCTION MANUAL
No. VPC Actuator Actuator Mode Posioner Accessory Discharge
6A VPC-SA-BV-ID (DIR) Spring Piston Spring Open Close INCR VMO ATM
P2
P1
FLOW
P1
P2
OPEN
Control Valve w/
Spring Piston Actuator
Posioner (Spring Open)
SUPPLY
S
SENSING
LESS DEADBAND MORE
MORE SENSITIVITY LESS
ADJUSTABLE ORIFICE (CLOSE)
ADJUSTABLE ORIFICE (OPEN)
OUT
S
EX
SENSITIVITY-DEADBAND
ADJUSTMENT
+
EX
SUPPLY
OUTPUT ISOLATION VALVE
Close Incr
Posioner
EX SUPPLY
Model VPC-SA-BV-ID
Direct Acng
SIGNAL
CLOSE
D
“Derivave”
Tank
T
OUTPUT
T
"2/19
B
B
D
D
C
C
DERIVATIVE ADJUSTMENT
SETPOINT ADJUSTMENT SCREW
CW - Increase Setpoint
CCW - Decrease Setpoint
SENSING
P1
C1
PLUG
S
V
OUT
VPC Port ID
Other Port ID
Gage Label
Pneumac Connecon
Adjustment Tag Line
TEXT
TEXT
TEXT
SCHEMATIC LEGEND