VRG Controls, LLC
Page 4 of 8
09 JUL 2013
VPC Series Valve Pilot Controllers
Instruction Manual
Applications:
The VMO Valve Manual Override is designed to provide manual operation of pneumatically actuated
ON-OFF Type Remote Control Valves (RCV’s) and Regulating Control Valves. The VMO may be installed in conjunction
with a number of different PNEUMATIC ACTUATOR and CONTROL INSTRUMENTATION configurations. A list of typical
compatible actuator and instrumentation may be found below. We recommend that you contact your local VRG Controls
sales representative or VRG Controls direct for application assistance.
Compatible Actuator Types
Compatible Instrumentation
•
Compatible Actuator Types
•
Double Acting Piston
•
Spring Return Piston
•
Scotch Yoke Style
•
Crank Arm Style
•
Spring & Diaphragm Rotary
•
Spring & Diaphragm Linear
•
Rotary Vain
•
Rack & Pinion
•
Pneumatic Valve Positioners
•
Electro-Pneumatic Positioners
•
Valve Pilot Controllers
•
Digital Valve Controllers
•
Solenoid Valves
•
Pilot-Operated Valves
•
VPC Valve Pilot Controllers
VMO Valve Manual Override Technical Specifications
Available Models
VMO Model
P
Supply
Max.
P
Differential
Max.
VMO-150
400 psig
150 psid
VMO-250
400 psig
250 psid
Where: P
Differential
= P
Supply
- P
Discharge
Specifications
Type
Rotary, lapped disc, 5-position/6-way manually operated valve with
manifolded porting assembly
Ports
¼ in. FNPT (6) Manifolded to Body
Flow Capacity
C
v
= 0.40
Weight
8.0 Lbs. (3.6 kg)
Mounting
Back Face Mount
Dimensions
See Figure Above
Action
Double Acting or Single Acting in same device
Options
Limit Switches to indicate AUTO or MANUAL operation
Materials
Coating
Red Polyurethane Topcoat & Zinc Primer over Chemical Cleaning
Body
Carbon Steel
Bolting
316 Stainless Steel SHCS
Body O-Rings
Buna-N
Handle (Knob)
Impact Resistant Black Phenolic
Handle (Shaft)
304 Stainless Steel
Internal Discs
Precision Lapped Carbon Steel
Manifolds
304 Stainless Steel
Mounting Plate
304 Stainless Steel
