1218-4

Technical Characteristics

• Overall Length

  3.422 inches nominal

• Pressure Switch Type

  absolute

• Nonpile-Up Contact Arrangement

  3 pole, double throw, double break/double make, permanent jumper, one position momentary

• Media For Which Designed

  gas or liquid

• Terminal Type

  threaded stud

• Style Designator

  cylindrical

• Distance Between Mounting Facility Centers

  1.859 inches minimum and 1.891 inches maximum

• Contact Voltage Rating In Volts

  30.0 dc at sea level single voltage

• Contact Adjustability

  actuation point not adjustable and deactuation point not adjustable

• Overall Diameter

  2.000 inches nominal

• Contact Stimulus Rating

  40.00 actuation point nominal pounds per square inch and 40.00 deactuation point nominal pounds per square inch

• Unthreaded Mounting Hole Diameter

  0.198 inches minimum and 0.203 inches maximum

• Mounting Method

  unthreaded hole

• Contact Action Stimulus

  decrease

• Contact Load Current Rating

  4.0 amperes resistive load single voltage

• Body Length

  1.775 inches minimum and 1.785 inches maximum

• Mounting Facility Pattern

  two position in-line