YT850P Limit Switch Box

YT-850P Valve Position Monitor, YT-850P Limit Switch Box

YT850P Limit Switch Box


Limit switch box YT-850 series is a device which notifies the central control room or controller when the valve reaches the set position.


  • Non-explosion
  • A wide range of uses with IP67 protection
  • Various limit switch options
  • Polyester powder coating of YT-850 resist the corrosion process.

Ordering Code



Model YT-850M YT-850P
Switch Type Mechanical, 2 x SPDT Inductive proximity sensor x 2

Model No. & Manufacturer




(Autonics, NPN type)


Switch Rating

AC 250V 3A

125V 5A

DC 250V 0.2A, 125V 0.4A,

30V 4A, 14V 5A, 8V 5A

12 ~ 24 VDC
Explosion Proof Non-explosion proof
Enclosure Protection IP 67
Ambient Temperature -25 ~ 70°C (-13 ~ 158°F)
Conduit Entry 1/2 NPT or G 1/2 or M20x1.5P
Terminal 8 Points
Mounting Bracket Standard NAMUR VDI/VDE 3845, ISO 5211
Housing Material Aluminum
Painting Polyester powder coating
Weight 880g (1.94 lb)




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