4NN-K2-N4-B1A

Technical Characteristics

• Terminal Type

  screw

• Media For Which Designed

  gas or liquid

• Nonpile-Up Contact Arrangement

  1 pole, double throw, one position momentary

• Contact Adjustment Range

  +2.00/+8.00 actuation point pounds per square inch

• Features Provided

  electrical access port

• Overall Length

  4.220 inches nominal

• Pressure Switch Type

  gage

• Hazardous Locations/Environmental Protection

  weathertight

• Nominal Thread Size

  0.250 inches single pressure connection

• Mounting Facility Pattern

  two position in-line

• Pressure Connector Type

  plain, threaded internal single connection

• Contact Action Stimulus

  increase

• Contact Voltage Rating In Volts

  480.0 ac at sea level single voltage

• Mounting Method

  bracket and unthreaded hole

• Thread Series Designator

  nptf single pressure connection

• Overall Height

  5.450 inches nominal

• Overall Width

  2.230 inches nominal

• Unthreaded Mounting Hole Diameter

  0.310 inches maximum

• Style Designator

  rectangular w/bracket

• Distance Between Mounting Facility Centers

  2.750 inches nominal

• Contact Load Current Rating

  15.0 amperes resistive load single voltage

• Inside Diameter

  0.250 inches nominal single connection

• Contact Adjustment Type

  internal actuation point hex nut with scale

• Body Height

  3.000 inches nominal

• Contact Adjustability

  actuation point adjustable