542CH-35A

Technical Characteristics

• Iii Hazardous Locations/Environmental Protection

  explosion proof

• Body Length

  7.000 inches nominal

• Unthreaded Mounting Hole Diameter

  0.406 inches nominal

• Longest Horizontal Distance Between Mounting Centers

  7.500 inches nominal

• Longest Vertical Distance Between Mounting Centers

  5.750 inches nominal

• Inside Diameter

  0.250 inches nominal all connections

• Overall Length

  9.000 inches maximum

• Overall Height

  5.688 inches nominal

• Overall Width

  8.500 inches nominal

• Pressure Switch Type

  differential

• Mounting Method

  base and

• Mounting Method

  unthreaded hole

• Features Provided

  electrical access port

• Contact Action Stimulus

  increase

• Nominal Thread Size

  0.250 inches single pressure connection

• Mounting Facility Pattern

  two position diagonal

• Contact Load Current Rating

  3.0 amperes inductive load second voltage

• Contact Load Current Rating

  3.5 amperes inductive load third voltage

• Contact Load Current Rating

  4.0 amperes resistive load and

• Contact Adjustment Range

  10.00 to 470.00 actuation point pounds per square inch

• Contact Voltage Rating In Volts

  120.0 ac at sea level first voltage

• Contact Voltage Rating In Volts

  30.0 dc at sea level fourth voltage

• Pressure Connector Type

  plain, threaded internal all connections

• Style Designator

  28 rectangular

• Thread Quantity Per Inch

  18 all pressure connection

• Proof Pressure

  600.00 pounds per square inch

• Nonpile-Up Contact Arrangement

  1 pole, double throw, one position momentary

• Terminal Type

  screw

• Contact Load Current Rating

  5.0 amperes inductive load first voltage

• Contact Load Current Rating

  7.5 amperes resistive load and

• Contact Adjustability

  actuation point adjustable

• Contact Adjustment Type

  internal actuation point screw

• Contact Stimulus Rating

  12.00 differential point nominal pounds per square inch

• Contact Voltage Rating In Volts

  240.0 ac at sea level second voltage

• Contact Voltage Rating In Volts

  480.0 ac at sea level third voltage

• Media For Which Designed

  gas or

• Media For Which Designed

  liquid

• Thread Series Designator

  npt all pressure connection