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3738-50 Electronic limit switch

Electronic limit switch for on/off applications to indicate the end position. Optionally with integrated solenoid valve. With optional solenoid valve With FOUNDATION™ fieldbus communication

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Special features

  • Electronic limit switch with FOUNDATION™ fieldbus communication

  • Automation of on/off applications

  • Compact die-cast aluminum housing

  • Attachment to linear actuators according to IEC 60534-6 or SAMSON integral attachment

  • Attachment to rotary actuators according to VDI/VDE 3845

  • Proven operating scheme: menu-driven, on-site operation using one rotary pushbutton, display easy to read in any mounting position

  • Trouble-free integration into existing systems: 24 V DC forced venting function, intrinsically safe version

  • Contactless, wear-free travel sensor

  • Powered over FOUNDATION™ fieldbus

  • Automatic initialization

  • Certified safety, use in safety-instrumented systems according to IEC 61508

  • Diagnostic functions: partial stroke test (PST), travel vs time diagram, movement counter, operating hours counter, dead time and transit time measurement


USAGE

  • On/off service

  • Challenging transit times

  • Safety-instrumented system

  • Challenging ambient conditions

ATTACHMENT TO

  • Linear actuator, single acting

  • Linear actuator, double acting

  • Rotary actuator, single acting

  • Rotary actuator, double acting

EXPLOSION PROTECTION

  • Without certification

  • Type of protection "Intrinsic safety"

COMMUNICATION

  • FOUNDATION™ fieldbus

OPTIONAL SOLENOID VALVE

  • 3/2-way

  • 5/2-way

  • External

VALVE DIAGNOSTICS

  • Required


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