索引
4
3
2
1
7
6
5
10
9
8
*For only IR4053, the accuracy is guaranteed up to 1000 V.
Voltage Measurement
AC/DC
automatic
detection range
AC detected at 30 V or greater (50 Hz/60 Hz)
Any ripple current with superimposed current compo-
nent at 30 V or higher is identified as alternate current.
Effect of
temperature
Measurement accuracy per 1°C
× 0.1
(Applicable for operational temperature range exclud-
ing 18°C to 28°C)
Overload
protection
750 V AC (10 s), 750 V DC (10 s)
1200 V DC (10 s) for IR4053 only
Display update
interval
Within 1 s
Response time
Within 1.2 s
(when input voltage is raised from 0 V to 600 V)
Input
resistance
100 kΩ or more (50 Hz/60 Hz)
Frequency
range
50 Hz/60 Hz
Range configuration
Display range
(Auto range)
Maximum
display value
Resolution Accuracy
420 V
(Min. display
value: 30.0 V)
420.0 V 0.1 V
±2.3%rdg.±8dgt
(Accuracy of range
over 600 V is not
guaranteed)
600 V 750 V 1 V
Input
resistance
100 k
Ω
or more
Range configuration
Display range
(Auto range)
Maximum
display value
Resolution Accuracy
4.2 V 4.200 V 0.001 V
±1.3%rdg.±4dgt
(Accuracy of range
over 600 V* is not
guaranteed)
42 V 42.00 V 0.01 V
420 V 420.0 V 0.1 V
IR4051:
600 V
IR4052:
600 V
IR4053:
1000 V
IR4051: 750 V
IR4052: 750 V
IR4053: 1100 V
1 V
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