Sanwa CD771 - Measuring Range and Accuracy

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400.0mV
4.000V
40.00V
400.0V
1000V
Range Accuracy Input Resistance Remarks
±(0.5%rdg+2dgt)
±(0.9%rdg+2dgt)
 Approx.100M
Approx. 11M
Approx. 10M
8-2 Measuring Range and Accuracy
Temperature: 23±5°C, humidity: 80% RH max. (no condensation),
voltage 2.4 V or above.
rdg (reading): Read value, dgt (digit): Number of counts of last digit
DCV voltage
ACV voltage
4.000V
40.00V
400.0V
1000V
Range Accuracy Input Resistance Remarks
±(1.2%rdg+7dgt)
Approx. 11M
Approx. 10M
•
Accuracy guarantee frequency range:
40Hz  400 Hz (sinusoidal wave)
If the frequency is above 1 kHz,
measurement is not possible.
Resistance measurement
400.0
4.000k
40.00k
400.0k
4.000M
40.00M
Range Accuracy Remarks
±(1.2%rdg+5dgt)
±(2.0%rdg+3dgt)
±(3.0%rdg+3dgt)
• Open circuit voltage: Approx. 0.4 VDC
• The measuring current varies depending
on resistance of resistors to measure.
Diode test
Open circuit voltage: Approx. 1.5 VDC
Continuity check
Buzzer sound and continuity lamp on range: 0  ~ 85  (±45 )
Open circuit voltage: Approx. 0.4 VDC
Battery check
Approx.. value (30 load)
Special for 1.5-V battery
7 DRAWING No. CD771 03-1101 2040 6017
CD771E11.1.1118:28ページ21