IDEAL 61-480 - Voltage Specifications - All Models

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Measurement Characteristics
(All at 23°C ± 5°C, < 80% R.H.) ± ([% of reading] + [number of least digits]).
DC Volts: Model 61-480 only
Range Resolution Accuracy
Over Voltage
Protection
300mV .1mV
± (0.25% + 1 digit)
3V 1mV
± (0.4% + 1 digit)
30V 10mV 1000 V rms
300V 100mV
1000V 1V
± (0.25% + 1 digit)
Input Impedance: 10MΩ (over 1000MΩ in 400mV range)
DC Volts: Model 61-481 and 61-482 only
Range Resolution Accuracy
Over Voltage
Protection
400mV .1mV
± (0.25% + 5 digits)
4V 1mV
± (0.4% + 1 digit)
40V 10mV 1000 V rms
400V 100mV
± (0.25% + 1 digit)
1000V 1V
Input Impedance: 10MΩ (over 1000MΩ in 400mV range)
AC Volts: Model 61-480
Range Resolution Accuracy
Over Voltage
Protection
3V 1mV
30V 10mV
300V 100mV
750V 1V
± (1.3% + 5 digits)
1
1000 V rms
1 Frequency Response: 40 Hz to 1 kHz
AC conversion Type: Average Sensing rms calibrated to a sine wave.
Input Impedance: 10Ω // less than 100pF
AC Volt / True RMS: Models 61-481 and 61-482
Range Resolution Accuracy
Over Voltage
Protection
400mV .1mV
± (2.0% +10 digits)
3
4V 1mV
± (1.0% + 5 digits
) 1 2
40V 10mV
400V 100mV
± (1.3% +5 digits)
1
1000 V rms
750V 1V
Form number TM61480-1-2 Rev 5 July 2002