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  • HONEYWELL MICRO SWITCH 

    Rotary, No Lever Explosion Proof Limit Switch; Location: Top, Contact Form: 1NC/1NO, CW Movement

  • Item # 12U987
  • Mfr. Model # EX-AR20
Rotary, No Lever Explosion Proof Limit Switch; Location: Top, Contact Form: 1NC/1NO, CW Movement
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Product Details

Explosion-proof housing helps to make this hazardous location limit switch suitable for use in dangerous indoor and outdoor locations. The flame path in the switch housing is engineered to contain and cool hot gases and fumes that would otherwise cause an explosion outside the switch. Use in grain elevators, offshore drilling, petrochemical and waste treatment plants, paint booths, hazardous waste-handling facilities, pipeline valves, and maintenance equipment. Applications include control valves and actuators, petrochemical plants, conveyors, and material handling.
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Technical Specifications

Item # 12U987
Mfr. Model # EX-AR20
UNSPSC #39121509
Catalog Page 267
Shipping Weight 1.45 lbs
Country of Origin USA *
Limit Switch Style Explosion Proof Limit Switch
Basic Actuator Style - Limit Switch Rotary
Actuator Style - Limit Switch Rotary, No Lever
Actuator Location - Limit Switch Top
Item Explosion Proof Limit Switch
AC Contact Rating - Limit Switch 15A @ 600V
DC Contact Rating - Limit Switch 0.25A @ 250V
Contact Form- Switches 1NC/1NO
Body Height - Limit Switch 2.56"
Body Width - Limit Switch 2.78"
Body Depth - Limit Switch 2.02"
Boot Sealed Actuator - Limit Switch No
Threaded for Panel Mounting - Limit Switch No
Body Style - Limit Switch Miniature
NEMA Rating 1, 7
Wiring Entry 1/2"-14 NPT
Electrical Connection Screw Terminals
IP Rating No IP Rating
Movement CW
Travel Maximum Pretravel 0.219", Minimum Over Travel 90 Degrees , Differential Travel 0.007"
Series EX
Operating Temp. Range -40 Degrees to 160 Degrees F
Body Material Aluminum
Operating Force 31.25 in.-oz.
Standards UL, CSA, ATEX, IEC Ex
Certification ATEX, IEC Ex, Div. 1, & 2, Class I, Groups C, & D; Div. 1 & 2, Class II, Groups, E, F, & G; II 2 G, EEx d IIB + H2 T6
* This product's country of origin is subject to change

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