Model #3478A

Multimeter (NSN 6625-01-171-9937)

Special Features
3 1/2, 4 1/2 and 5 1/2 digit selectable
Description

14.000 inches nominal overall length.

Circuit Current For Which Designed
Ac or dc
Overall Height
4.000 inches
Overall Width
8.000 inches
Frequency Rating
Between 48.0 hertz and 440.0 hertz
Indicator Type
Digital display
Installation Design
Bench or cabinet or rack
Power Source
External
Display Digit Quantity
5-1/2
Measurement Range
-3.0/+3.0 amperes, ac single indicator 1st range
Measurement Range
-3.0/+3.0 amperes, dc single indicator 2nd range
Measurement Range
-30.0/+30.0 milliohms single indicator 6th range
Measurement Range
-300.0/+300.0 kilohms single indicator 3rd range
Measurement Range
-300.0/+300.0 milliamperes, ac single indicator 4th range
Measurement Range
-300.0/+300.0 milliamperes, dc single indicator 5th range
Measurement Range
-300.0/+300.0 millivolts, ac single indicator 7th range
Measurement Range
-300.0/+300.0 millivolts, dc single indicator 8th range
Measurement Range
-300.0/+300.0 ohms single indicator 9th range
Measurement Range
-300.0/+300.0 volts, ac single indicator 10th range
Measurement Range
-300.0/+300.0 volts, dc single indicator 11th range
Scale Selection Method
Switch
Accuracy Rating
Porm 0.0035 pct of reading porm 2 digits single indicator 3rd range
Accuracy Rating
Porm 0.004 pct of reading porm 4 digits single indicator 8th range
Accuracy Rating
Porm 0.0045 pct of reading porm 4 digits single indicator 9th range
Accuracy Rating
Porm 0.004 pct of reading porm 2 digits single indicator 11th range
Accuracy Rating
Porm 0.036 pct of reading porm 2 digits single indicator 6th range
Accuracy Rating
Porm 0.11 pct of reading porm 40 digits single indicator 5th range
Accuracy Rating
Porm 1 pct of reading porm 30 digits single indicator 2nd range
Accuracy Rating
Porm 1.18 pct of reading porm 102 digits single indicator 10th range
Accuracy Rating
Porm 1.2 pct of reading porm 840 digits single indicator 7th range
Accuracy Rating
Porm 1.54 pct of reading porm 163 digits single indicator 1st range
Accuracy Rating
Porm 1.54 pct of reading porm 163 digits single indicator 4th range
Operating Voltage Rating In Volts
Between 86.0 ac and 250.0 ac
Nuclear Hardness Critical Feature
Nonhardened
Style Designator
Rectangular or square
Supplementary Features
Electronic calibration and self test facilities
Description
Multimeter
Cage Code
1LQK8

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Updated: 11/23/2024