• PAMX
  • Normally Closed Model
  • Air-Actuated Valve Series
½"-2"
NPT Connection
½"-2"
Orifice Size
0-290 psi
Operating Pressure
14-360°F
Media Temperature
14-140°F
Ambient Temperature

About Series PAMX Air-Actuated Valves

These are normally closed air-actuated valves in 316 stainless steel. The valves in this series are available from ½" to 2" NPT, and have orifices of up to 2". These air-actuated valves are not affected by lightly contaminated media.

Series PAMX - Cross-Sectional View
Technical Specifications
Media Temperature: 14-360°F
Ambient Temperature: 14-140°F
Body Material: Stainless steel AISI 316L
Seal Material: PTFE
Pilot Media: Air, Inert Gases, Water
Optical Position Indicator: Standard
Additional Information
Flow Type: Normally Closed
Flow Direction: Over Seat (12)
Medium Examples: Water, Oil, Air, Steam, Aggressive Media*
*Working pressure with steam is 150 psi maximum

Note: Actuator housing 360° rotation.

Available Valve Models

To view valve dimensions, select any model number below.

Model #NPTOrificeFlow
Rate
(CV)
Operating
Pressure
(PSI)
Flow
Direction
Pilot
Pressure
(PSI)
Actuator
Diameter
MinMaxOver SeatMinMax
PAMX 15½"½"4.802901→2251452 ½"
PAMX 20¾"¾"9.002901→2251452 ½"
PAMX 251"1"21.402901→2251452 ½"
PAMX 321 ¼"1 ¼"31.002301→2451452 ½"
PAMX 401 ½"1 ½"48.302301→2451452 ½"
PAMX 502"2"59.301601→2451452 ½"
PAMX 25-901"1"21.402901→2151153 ½"
PAMX 32-901 ¼"1 ¼"31.002301→2401153 ½"
PAMX 40-901 ½"1 ½"48.302301→2401153 ½"
PAMX 50-902"2"59.302201→2401153 ½"

Series Pressure Chart