642DHM

Technical Characteristics

• Pressure Connector Type

  plain, threaded internal all connections

• Mounting Method

  unthreaded hole

• Pressure Switch Type

  differential

• Contact Voltage Rating In Volts

  28.0 dc at sea level second voltage

• Terminal Type

  wire lead

• Nominal Thread Size

  0.250 inches single pressure connection

• Contact Load Current Rating

  5.0 amperes resistive load first voltage

• Longest Horizontal Distance Between Mounting Centers

  2.125 inches nominal

• Mounting Facility Pattern

  four position rectangular

• Contact Action Stimulus

  increase

• Inside Diameter

  0.250 inches nominal all connections

• Contact Adjustability

  actuation point not adjustable

• Overall Length

  4.300 inches maximum

• Nonpile-Up Contact Arrangement

  2 pole, double throw, one position momentary

• Contact Stimulus Rating

  1.00 actuation point minimum pounds per square inch and 90.00 actuation point maximum pounds per square inch

• Unthreaded Mounting Hole Diameter

  0.225 inches nominal

• Overall Height

  2.620 inches nominal

• Contact Load Current Rating

  5.0 amperes resistive load second voltage

• Style Designator

  rectangular w/bracket

• Proof Pressure

  250.00 pounds per square inch

• Features Provided

  hermetically sealed case

• Thread Series Designator

  npt all pressure connection

• Longest Vertical Distance Between Mounting Centers

  2.125 inches nominal

• Body Length

  3.400 inches nominal

• Thread Quantity Per Inch

  18 all pressure connection

• Media For Which Designed

  gas or liquid

• Contact Voltage Rating In Volts

  125.0 ac at sea level first voltage

• Overall Width

  2.620 inches nominal