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10.1 General Specifications
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Measurement Item DC voltage measurement, AC voltage measurement, DC current measurement
(3238/39), AC current measurement (3238/39),
AC clamp current measurement, 2-terminal resistance measurement, Low-power
2-terminal resistance measurement, 4-terminal resistance measurement, Low-
power 4-terminal resistance measurement, Continuity test, Diode test, Frequency
measurement (3238/39)
Measurement Method AC measurement method: Measure true RMS value
Frequency measurement method (3238/39): Reciprocal method
Display LED
Functions Comparator, Zero ajust, Auto range, Average, Trigger, Key lock, Buzzer,
Save/Load
Power Supply Rated power supply voltage: Set to 100/120/220/240 VAC before shipment.
(Voltage fluctuations of 10% from the rated supply voltage are taken into
account.)
Rated power supply frequency: 50/60 Hz
Dielectric Strength AC1.62 kV,1 min./ between power supply and external case, power supply and
external terminal, power supply and PE
AC3.51 kV,5 sec. and 1.8 kV,1 min./ between Hi terminal and PE
AC2.21 kV,5 sec. and 1.5 kV,1 min./ between Lo terminal and PE
Maximum Rated Power 15 VA
Operating Temperature
& Humidity
0to40 (32to104 ), 80
％
RH or less (non-condensating)
Storage Temperature
& Humidity
-10 to 50 (14to122 ), 70
％
RH or less (non-condensating)
Accuracy assurance
temperature and
humidity range
Guaranteed accuracy
period
23 5 (73 41 ), 80
％
RH or less (non-condensating)
For 1 year
Operating Environment Indoors, <2000 m (6562 feet) ASL
Interface External I/O, RS-232C, GP-IB (-01)
Effect of radiated radio-
frequency
electromagnetic field
5% at 3 V/m
Effect of conducted
radio-frequency
electromagnetic field
5% at 3 V/m
Chapter 10
Specifications
10.1 General Specifications
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