B278

Technical Characteristics

• Operating Temp Rating

  185.0 deg fahrenheit maximum

• Mounting Method

  flange and unthreaded hole

• Contact Load Current Rating

  2.0 amperes resistive load single voltage

• Body Height

  0.233 inches minimum and 0.315 inches maximum

• Overall Length

  1.060 inches maximum

• Unthreaded Mounting Hole Diameter

  0.104 inches minimum and 0.112 inches maximum

• Contact Stimulus Rating

  135.00 actuation point maximum degrees fahrenheit and 131.00 actuation point minimum degrees fahrenheit and 4.00 differential point nominal degrees fahrenheit

• Distance Between Mounting Facility Centers

  0.937 inches nominal

• Terminal Type

  tab, solder lug

• Body Diameter

  0.650 inches maximum

• Nonpile-Up Contact Arrangement

  1 pole, single throw, both positions maintained

• Contact Adjustability

  deactuation point not adjustable and actuation point not adjustable

• Contact Voltage Rating In Volts

  28.0 dc at sea level single voltage

• Mounting Facility Pattern

  two position in-line

• Contact Action Stimulus

  increase