Sanwa AU-31, Instruction Manual, Page: 5 / 20

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[3] MEASURING RANGE AND PERFORMANCE
Table 1
Type of
Measurement
Max. Scale Allowance Remarks
DC voltage
± DCV
AC voltage
ACV
Low
frequency
output
dB
DC current
±DCA
AC current ACA
Resistance
Ω
300mV
3/12/60/300/1000V
30kV
(by use of
optional probe)
300mV
3/12/60/300/1000V
-9/+11/+23/+37/
+51/+62 dB
0dB=0.775V (1mW)
(600
Ω
)
300mA/3A
300mA/3A
Range Center Max
x1
200 Ω 20k Ω
x10 2k Ω 200k Ω
x0.1k 20k
Ω
2M
Ω
x1k 200k Ω 20M Ω
x10k 2M Ω 200M Ω
±
3% of max.
scale.
±
3% of max.
scale.
±
4% for 1000V
± 10% of max.
scale.
±3% of max.
scale.
Frequency
characteristic
40Hz〜10kHz
±5%.
±
3% of max.
scale.
±4% for 1000V
± 3% of max.
scale length.
±
4% for +62 dB
±
3% of max.
scale.
± 3% of max.
scale.
±
3% of scale
length
Input resistance
approx.1M
Ω
Input resistance
10M
Ω min.
Probe resistance
1000M
Ω
Input resistance
approx.1M
Ω
Full wave
rectification
Input resistance
10M
Ω min.
Full wave
rectification
Input resistance
10M
Ω min.
Full wave
rectification
Shunt voltage
drop 220mV
Shunt voltage
drop 220mV
Terminal open
voltage 1.2V
DC