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Item # R432008894, Rexroth Series 740 Intrinsically Safe Solenoid Valves, 5/2

4 Way / 2 & 3 Position Intrinsically Safe Solenoid Valves for Hazardous Locations
Classes I, II and III Div I
Groups A, B, C, D, E, F and G


Port Sizes:
    Integrated Fittings for 3/8", 5/16", and 8mm tubing
    Push-in fitting styles bodies available for metric tubing only (2 position only)
Working Pressure:
    20 PSI minimum
    150 PSI maximum
    External Pilots not available
    Cv=0.7 - with Integrated Fittings
    (Cv=1.3 - comparable flow to threaded part valve)
Temperature Range:
    Solenoid Valve +5°F to 122°F
    Air Pilot +5°F to 140°F
Media: Air (either lubricated or non-lubricated)
Materials: Polyacetal Engineering plastic with Buna N seals and diaphragms
Combination Manual Override: Locking & Non-Locking

Electrical connectors must be ordered separately. One per solenoid required. See complete listing on Solenoid Connectors page.

Recommended Tubing:
  • Standard 3/8" O.D> x 0.062" wall - poly tubing
    5/16" O.D. x 0.040 wall - nylon tubing
    8mm x 1.00mm wall poly tubing
Requires optional tube nut kit (R432015289)
Valves designed for 10mm O.D. x 1mm wall poly tubing are also available.
Adapters available: 1/4" O.D. x 0.040 wall - poly tubing.
Tube nuts are supplied with each valve for 3/8" x 0.062 wall poly tubing.

For use in low voltage (24VDC) intrinsically safe applications. No other Voltage is approved.
Comes with standard non-lighted DIN solenoid connector.
Must be connected to an FM Approved Zener Diode Barrier.

Maximum valve pressure is 115 psi.

FM Approved Barrier Manufacturers:
Stahl Incorporated-Woburn, MA
(Request Application Memo #35 and ADV-300.ISSV for Intrinsically Safe Valve information and Stahl Barrier part numbers.)

Specifications  · Electrical Data  · Features


Old Part #

P - 028044-00005


Single Solenoid

Voltage Tolerance

± 10%

Min. Working Pressure

20 psi

Maximum Working Pressure

150 psi

Temperature Range

+5 to 122 ºF


Air (either lubricated or non-lubricated)


Polyacetal Engineering plastic with Buna N seals and diaphragms

Combination Manual Override

Locking & Non-Locking

Electrical Data
Standard Voltage (all coils are rated for continuous duty) Power Consumption
Inrush Holding
24 VAC-50/60 Hz,
110V-50 Hz/120V-60 Hz
220V-50 Hz/240V
6.4 VA 3.7 VA
6, 12, 24 VDC 2.7 W

  • NEMA 4 Electrical protection
  • UL recognized & CSA approved coils version available
  • Packaged as a cylinder/valve combination with TaskMaster® cylinders sizes 1 1/2" thru 4".
  • Integrated fittings
  • Adjustable built-in flow controls in R and S exhausts on two position valves
  • Cycle life: 20 to 150 million cycles
  • Response time for 24VDC single solenoid valve:
    (at supply pressure 85 psi)
    On (0-77 psi) 18ms or less
    Off (85-8 psi) 32 ms or less


·  Installation Information

 Solenoid Connectors 

Rexroth Solenoid Connectors and Cables (8941000302)
Aventics Solenoid Connectors and Cables

Rexroth Solenoid Connectors and Cables (R432013747)
Aventics Solenoid Connectors and Cables

more available ..

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