51-339-8-39

Technical Characteristics

• Terminal Type

  threaded stud

• Main Contact Current Type

  dc

• Case Material

  plastic

• Main Contact Arrangement

  1 pole, single throw, normally open, momentary action

• Meter Movement Current Type

  dc

• Main Contact Current Rating

  25.0 milliamperes nominal

• Lock In Device Type

  coil

• Meter Depth To Mounting Flange

  1.125 inches nominal

• Mounting Flange Length

  2.656 inches nominal

• Reset Facility Feature

  provided

• Scale Measurement Range

  +0.0/+1.0

• Meter Movement Range Direction

  left to right

• Meter Movement Voltage In Volts

  5.000 minimum and 25.000 maximum

• Mounting Flange Width

  2.468 inches nominal

• Meter Body Diameter

  2.218 inches nominal

• Contact Closing Condition

  increase value

• Meter Movement Current Range

  +0.0/+1.0 milliamperes

• Release Method

  manual

• Scale Unit Of Measure Inscription

  milliamperes

• Voltage Rating

  125.0 volts nominal

• End Item Identification

  very high frequency omnirange/tacan (vortac)

• Scale Division Quantity

  50

• Dial Scale Marking Color

  black

• Meter Mounting Type

  flush

• Terminal Quantity

  4

• Mounting Configuration

  four no. 4-40 thd studs spaced 1.8 in. c to c

• Environmental Protection

  dustproof