21A1AL125BC

Technical Characteristics

• Contact Adjustability

  deactuation point adjustable and actuation point adjustable

• Contact Load Current Rating

  500.0 milliamperes resistive load third voltage

• Thread Series Designator

  npt single pressure connection

• Contact Voltage Rating In Volts

  125.0 dc at sea level third voltage

• Contact Load Current Rating

  250.0 milliamperes resistive load second voltage

• Overall Height

  5.993 inches nominal

• Contact Load Current Rating

  15.0 amperes resistive load first voltage

• Proof Pressure

  250.00 pounds per square inch

• Body Height

  3.500 inches nominal

• Overall Length

  3.500 inches nominal

• Mounting Facility Pattern

  two position diagonal

• Contact Adjustment Range

  +3.00/+125.00 actuation point pounds per square inch gage and +0.00/+122.00 deactuation point pounds per square inch gage

• Thread Quantity Per Inch

  18 single pressure connection

• Overall Width

  2.500 inches nominal

• Media For Which Designed

  gas or liquid

• Longest Horizontal Distance Between Mounting Centers

  2.750 inches nominal

• Contact Adjustment Type

  external actuation point screw with scale and external deactuation point screw with scale

• Nonpile-Up Contact Arrangement

  1 pole, double throw, one position momentary

• Mounting Method

  surface

• Contact Voltage Rating In Volts

  250.0 dc at sea level second voltage

• Pressure Switch Type

  gage

• Longest Vertical Distance Between Mounting Centers

  2.750 inches nominal

• Contact Voltage Rating In Volts

  480.0 ac at sea level first voltage

• Nominal Thread Size

  0.250 inches single pressure connection

• Contact Action Stimulus

  increase