Model #678-113

Ammeter (NSN 6625-00-211-0531)

Special Features
Ruggedized
Description

2.089 inches nominal overall length, plastic material, paint surface treatment.

Circuit Current For Which Designed
Dc
Dielectric Withstanding Voltage In Volts
3000.0
Overall Height
4.004 inches
Overall Width
4.642 inches
Mounting Hole Diameter
0.141 inches
Scale Division Quantity
66 single indicator 1st range
Scale Division Quantity
65 single indicator 2nd range
Scale Division Quantity
65 single indicator 3rd range
Environmental Protection
Airtight and dust resistant and fungus resistant and heat resistant and humidity resistant and shock resistant and vibration resistant and water resistant
Distance Between Mounting Facility Centers
4.248 inches
Furnished Items And Quantity
Nut 4; lockwasher 4; seal 1
Indicator Type
Dial w/pointer
Installation Design
Panel
Mounting Arrangement Style
Two hole/stud
Sensitivity Rating
15.0 microamperes
Dial Scale Marking Color
Black single indicator all ranges
Accuracy In Percent
-2.0/+2.0 at full scale single indicator all ranges
Meter Depth Behind Mounting Flange
1.537 inches
Meter Body Diameter Behind Mounting Flange
2.766 inches
Movement Type
Moving coil, permanent magnet
Background Color
White single indicator all ranges
Pointer Color
Black single indicator all ranges
Power Source
External
Mounting Facility Type And Quantity
2 screw and 2 unthreaded hole
Scale Graduation Type
Linear single indicator all ranges
Measurement Range
-15.0/+150.0 amperes, ac single indicator 1st range
Measurement Range
-30.0/+300.0 amperes, ac single indicator 2nd range
Measurement Range
-60.0/+600.0 amperes, ac single indicator 3rd range
Scale Selection Method
Terminal
Features Provided
Zero adjuster
Movement Suspension Method
Jewel pivot base
Circuit Attachment Method And Quantity
2 threaded stud
Nuclear Hardness Critical Feature
Nonhardened
Special Test Features
Complies with mil-m-10304
Style Designator
Rectangular flush mtg
Fsc Application Data
Test set, elect. Equip.
Description
Ammeter
Cage Code
63300

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Updated: 05/20/2024