Circuit Current For Which Designed
Ac
Dielectric Withstanding Voltage In Volts
3000.0
Mounting Hole Diameter
0.200 inches
Scale Division Quantity
50 single indicator all ranges
Frequency Rating
390.0 hertz
Overall Diameter
4.500 inches
Environmental Protection
Dust resistant and fungus resistant and heat resistant and humidity resistant and shock resistant and vibration resistant and water resistant
Environmental Protection
Airtight and
Mounting Bolt Circle Diameter
4.124 inches
Furnished Items And Quantity
Nut 3; lockwasher 3; seal 1
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Three hole/stud bolt circle
Frequency Response Range
+340.000/+440.000 hertz
Frequency Response Range
+340.000 to 440.000 hertz
Dial Scale Marking Color
Black single indicator all ranges
Accuracy In Percent
-2.0/+2.0 at full scale single indicator all ranges
Accuracy In Percent
-2.0 to 2.0 at full scale single indicator all ranges
Meter Depth Behind Mounting Flange
1.400 inches
Meter Body Diameter Behind Mounting Flange
3.600 inches
Movement Type
Moving coil, permanent magnet
Background Color
White single indicator all ranges
Pointer Color
Black single indicator all ranges
Mounting Facility Type And Quantity
3 screw and 3 unthreaded hole
Scale Graduation Type
Linear single indicator all ranges
Measurement Range
+394.0/+404.0 hertz single indicator 1st range+340.0/+440.0 hertz single indicator 2nd range
Measurement Range
+340.0 to 440.0 hertz single indicator 2nd range
Measurement Range
+394.0 to 404.0 hertz single indicator 1st range
Scale Selection Method
Terminal
Features Provided
Magnetic shield and zero adjuster
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 wire lead
Operating Voltage Rating In Volts
440.0 ac
Special Markings
On back, sealed do not open
Nuclear Hardness Critical Feature
Nonhardened
Special Test Features
Complies with mil-m-10304
Style Designator
Round flush mtg
Fsc Application Data
Test set, elect. Equip.
Description
Meter,electrical Frequency
