6625-01-159-6445 AMMETER Index 9905-01-159-6447 TAG,MARKER

National Stock Number:
6625-01-159-6446

Federal Supply Class:
6625

National Item Identification Number:
011596446

Description:
METER,ELECTRICAL FREQUENCY

Detail:
An instrument which measures the rate of regularly recurring variations in an electric current or voltage and is usually calibrated in Hertz (cycles per second or CPS). The value may be expressed by means of a pointer and calibrated dial vibrating reed or a digital read out display. For instruments which measure radio frequencies, see CALIBRATOR, FREQUENCY; and WAVEMENTER. Excludes: COUNTER ELECTRONIC DIGITAL.


Manufacturer Information:
505500719207U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM
505500757958SIGNALS WARFARE PROJECT MANAGER
505500765092SOLARTRON ELECTRONICS INC WESTON INSTRUMENTS DIV
MMI-1010927197METERMASTER INC METERMOD DIV
MMI-1010928304CUSTOM METERING COMPANY INC
V501205H315CROMPTON METERMASTER


Techincal Specification:
ACCURACY IN PERCENT-0.25 TO 0.25 AT 1/2 SCALE SINGLE INDICATOR SINGLE RANGE
BACKGROUND COLORWHITE SINGLE INDICATOR SINGLE RANGE
CIRCUIT CURRENT FOR WHICH DESIGNEDAC
CIRCUIT ATTACHMENT METHOD AND QUANTITY2 SOLDER LUG AND 2 THREADED STUD
DIAL SCALE MARKING COLORBLACK SINGLE INDICATOR SINGLE RANGE
DIELECTRIC WITHSTANDING VOLTAGE IN VOLTS1500.0
FURNISHED ITEMS AND QUANTITYTRANSDUCER 1; NUT 4; WASHER 4
ENVIRONMENTAL PROTECTIONCOLD RESISTANT AND HEAT RESISTANT AND SHOCK RESISTANT AND VIBRATION RESISTANT
FEATURES PROVIDEDZERO ADJUSTER
INDICATOR TYPEDIAL W/POINTER
INSTALLATION DESIGNPANEL
OPERATING VOLTAGE RATING IN VOLTS105.0 AC MINIMUM AND 135.0 AC MAXIMUM
OVERALL DIAMETER3.500 INCHES NOMINAL
OVERALL LENGTH2.560 INCHES NOMINAL
MATERIALSTEEL
MEASUREMENT RANGE+360.0 TO 440.0 HERTZ SINGLE INDICATOR SINGLE RANGE
METER BODY DIAMETER BEHIND MOUNTING FLANGE2.760 INCHES NOMINAL
METER DEPTH BEHIND MOUNTING FLANGE1.380 INCHES NOMINAL
MOUNTING BOLT CIRCLE DIAMETER3.160 INCHES NOMINAL
MOUNTING ARRANGEMENT STYLETHREE HOLE/STUD BOLT CIRCLE
MOUNTING FACILITY TYPE AND QUANTITY3 SCREW AND 3 UNTHREADED HOLE
MOUNTING HOLE DIAMETER0.150 INCHES NOMINAL
MOVEMENT SUSPENSION METHODJEWEL PIVOT BASE
MOVEMENT TYPEMOVING COIL, PERMANENT MAGNET
NUCLEAR HARDNESS CRITICAL FEATURENONHARDENED
POINTER COLORBLACK SINGLE INDICATOR SINGLE RANGE
POWER SOURCEEXTERNAL
SCALE DIVISION QUANTITY40 SINGLE INDICATOR SINGLE RANGE
SCALE GRADUATION TYPELINEAR SINGLE INDICATOR SINGLE RANGE
SCALE SELECTION METHODTERMINAL
SPECIAL FEATURESFREQ TRANSDUCER AND MATCHED METER ARE SERIALIZED TO IDENTIFY A MATCHED PAIR
SPECIAL MARKINGSRED BAND FROM 360 TO 390 HZ AND FROM 410 TO 440 HZ; GREEN BAND FROM 390 TO 410 HZ
SPECIAL TEST FEATURESCONFORMS TO MIL-M-10304/12
STYLE DESIGNATORROUND FLUSH MTG
SUPPLEMENTARY FEATURESTRANSDUCER HAS TWO SCREW TERM. EA OF TWO SIDES
SURFACE TREATMENTCADMIUM AND CHROMATE


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