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3/2 Directional control valves Series: 24011

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3/2 Directional control valves Series: 24011 Herion Process Control Vales-Chemical Design HERION


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C13-14.pdf (127.15 KB)
Specification :
  • Direct solenoid operated poppet valves
  • Internal thread: G1/4″, 1/4-18NPT, or connection flanged with NAMUR interface

Features :

  • Main application : single operated process actuators
  • TUV-approval based on IEC 61 508, DIN V 19 251
  • Approval: DIN EN 161/3394 DVGW, group Rm and EN 13611
  • Valves for safety system to SIL 4 or AK 7
  • Standard NAMUR type
    – manifold system for easy assembly
    – redundancy : 1 of 2
    2 of 3
    – add-on manual override or inductive limit switches
  • Solenoid valve also suitable for low power consumption in non hazardous areas without barrier
  • Solenoid category II2GD, Type of protection EEx ia IIC T5/T6, IP66,  T95ºC, suitable for zones 1, 2 (gases) and 21, 22(dusts)
  • Value switches at power failure into starting position (mechanical return spring)
  • Rest position in the event of power failure provided by mechanical return spring
  • Suited for outdoor use under critical enviroment conditions
  • Solenoid and valves are ATEX approved, additional protection class (FM, CSA) XP
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