Hioki IR4055 - Functionality Specifications

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Functionality specications
4.3 Functionality specications
Live circuit
indicator
Turns on when voltage is detected between the
LINE terminal and the EARTH terminal
Automatic electric
discharge
Automatically discharges the electric charge
still present in the capacitance of the
measuring object after the insulation resistance
measurement.
Bar graph display of residual voltage
• Discharge resistance:
1.2 M
Ω
or less (IR4053 and IR4055)
800 k
Ω
or less (IR4056 and IR4057-50)
• Maximum capacitive load: 5 μF
• Discharge time: Max. 30 s (when connected to
5 μF)
Auto power save (APS) The power will go off automatically approx.
10 minutes after the last operation or last live
circuit indicator display.
Can be canceled using the power supply
activation options.
Display Semi-transmissive FSTN liquid crystal, positive
Backlight • Color: white, red
• Light automatic OFF function: Available (3 min.
after last operation)
• Turns red when the comparator judgment result
is FAIL.
• Operation at erroneous input: Alternates white
and red.
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付録索引
HIOKI IR4057B961-00