1A778M

Technical Characteristics

• Iii Hazardous Locations/Environmental Protection

  dustproof and

• Iii Hazardous Locations/Environmental Protection

  explosion proof and

• Iii Hazardous Locations/Environmental Protection

  salt spray resistant and

• Iii Hazardous Locations/Environmental Protection

  shock proof and

• Overall Width

  1.366 inches nominal

• Individual Section Quantity

  1

• Longest Vertical Distance Between Mounting Centers

  1.178 inches nominal single mounting facility

• Contact Voltage Rating In Volts

  115.0 ac at sea level

• Switch Actuator Indexing Position Quantity

  8 single actuator

• Iii Precious Material

  gold

• Iii Precious Material And Location

  contact surfaces gold

• Color

  white single indicator marking

• Readout Indicator Marking

  0,1,2,3,4,5,6,7 single section

• Contact Load Current Rating

  125.0 milliamperes resistive load ac at sea level

• Style Designator

  29 rectangular indicating

• Color

  black single indicator background

• Color

  black single body

• Contact Arrangement Truth Table

  bcd, 1 pole - 8 positions single section

• Contact Load Current Rating

  125.0 milliamperes resistive load dc at sea level

• Terminal Type

  printed circuit

• Mounting Facility Pattern

  four position rectangular single mounting facility

• Contact Voltage Rating In Volts

  28.0 dc at sea level

• Actuator Type

  thumbwheel single actuator

• Mounting Method

  unthreaded hole single mounting facility

• Mounting Method

  bracket and

• Iii Operating Temp Range

  -65.0 to 100.0 deg celsius

• Longest Horizontal Distance Between Mounting Centers

  0.500 inches nominal single mounting facility

• Unthreaded Mounting Hole Diameter

  0.089 inches nominal single mounting facility

• Overall Height

  1.696 inches nominal

• Overall Length

  1.200 inches nominal

• Iii Hazardous Locations/Environmental Protection

  vibration proof