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Solenoid/Pilot Operated
Normally Closed
Air, Oil, Water or Vacuum

       
       

Specifications




ANSI Symbol
Body Cast Bronze (ASTM B-61)
Pilot Cap Anodized Aluminum or Brass
Internal Parts Brass and Stainless Steel
Seals* Buna-N Standard (Optional Seals Available)
Temperature Range -4° F to +122° F (limited by the solenoid )
Solenoids

Standard - UL Recognized/CSA Approved coils with NEMA 4 Protection (IP65) for continuous duty. Coils rated at 4.5 watts for DC service and 6.0 VA for AC service.
Intrinsically Safe - Factory Mutual Approved 24 VDC low power (115 mA) (Complete Data Sheet)

Solenoid Materials Body and coil - PA 6 thermoplastic
Plunger - stainless steel
Armature tube - brass
Seals - Viton®
Main Valve Body Pressure Rating

Vacuum-500 PSI
Higher pressure ratings available, consult factory.

Solenoid Pressure Rating

Standard maximum 232 PSI (16 bar)
Intrinsically Safe maximum 115 PSI (8 bar)

Electrical Connections

DIN 43650 Form A                                           
The connector is not included with standard solenoid versions. A strain relief connector is included with Intrinsically Safe solenoid versions.

 

NOTES:

* Main poppet seal is Viton®, which provides better wear characteristics and longer life. The balance of the seals are Buna-N.

Use -31 suffix for vacuum service


Model Numbers

NPT Pipe Size
(inches)
Cv Factor Pilot Ratio Weight (pounds) Model Number
1/4 1.9 8:1 3.4 424504-X
3/8 3.8 8:1 3.4 424506-X
1/2 4.0 8:1 3.4 424508-X
3/4 3.87 8:1 2.9 424512-X
1 10.20 4:1 5.5 431416-X
1 8.06 10:1 5.5 424516-X
1 1/4 18.4 3:1 7.7 431420-X
1 1/4 17.1 10:1 7.7 424520-X
1 1/2 27.4 2:1 9.0 434724-X
1 1/2 23.60 10:1 9.0 434524-X
2 48.0 1:1 13.5 434732-X
2 38.00 10:1 13.5 424532-X
Note:-X suffix is replaced with coil voltage suffix see chart below


Solenoid Selectors

Voltage Selector
120V/60Hz -1
240V/60Hz -2
6VDC -4
12VDC -5
24VDC -6
24VDC Intrinsically Safe -61
24V/60Hz -7


How to Order Example:

This would be a 1" NPT high ratio solenoid/pilot operated, normally closed valve with a standard 24 VDC solenoid and the "-31" seal option for vacuum service.

Note: When ordering, always state:
  1. Model
  2. Seal Option Code or Codes
  3. Solenoid Selector Code