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  2. Pressure Controllers and Valves
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  4. Butterfly Throttle Valves for Downstream Pressure Control
  5. 653B Exhaust Throttle Valves with High-Speed Motor/Gear Assembly

653B Exhaust Throttle Valves with High-Speed Motor/Gear Assembly

Model: 653b-exhaust-throttle-valves

653B Exhaust Throttle Valves with High-Speed Motor/Gear Assembly

Model: 653b-exhaust-throttle-valves

653b exhaust throttle valve with high-speed motor/gear assembly

Technical Specs

  • Type
    653B Exhaust Throttle Valve with High-Speed Motor/Gear Assembly
  • Valve Type
    Exhaust Throttle/Butterfly Valve
  • For Use With
    651, 1651 Flow Valve Controllers
  • Operating Temperature
    Standard: 0 - 100°C
    Optional: 0 - 150°C
  • Valve Motor Ambient Operating Temperature
    -20 to 40°C
  • Exposed Materials
    316L S.S., Viton®
  • External Leak Rate
    1x10-8 scc/sec He at shaft seal
  • Closed Leakage
    <10-7 (Torr l/s)
    (valves with a flapper o-ring)
  • Valve Speed
    1.7 sec
  • Drive Output Torque
    800 in-oz
  • Resolution
    1/12,000
  • Drive
    Direct gear drive
  • Differential Pressure Across Valve
    1 atm. (15 psig) max.

Technical Specs

  • Type
    653B Exhaust Throttle Valve with High-Speed Motor/Gear Assembly
  • Valve Type
    Exhaust Throttle/Butterfly Valve
  • For Use With
    651, 1651 Flow Valve Controllers
  • Operating Temperature
    Standard: 0 - 100°C
    Optional: 0 - 150°C
  • Valve Motor Ambient Operating Temperature
    -20 to 40°C
  • Exposed Materials
    316L S.S., Viton®
  • External Leak Rate
    1x10-8 scc/sec He at shaft seal
  • Closed Leakage
    <10-7 (Torr l/s)
    (valves with a flapper o-ring)
  • Valve Speed
    1.7 sec
  • Drive Output Torque
    800 in-oz
  • Resolution
    1/12,000
  • Drive
    Direct gear drive
  • Differential Pressure Across Valve
    1 atm. (15 psig) max.

Resources & Downloads

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