Accur acy Specif ications
Accuracy : + (a% reading + b digits), guarant ee f or 1 y ear.
Operating tem perat ure: 23°C + 5° C.
Relative hum idity : <75%
Tem perature coef ficient: 0.1 x (specif ied acc uracy ) /1°C
A. DC Voltage
Accuracy
Rang e
Resolu tion
DM 39A
DM 39B
Overload Protection
200mV
100
µ
V
250V D C or AC rms
2V
1mV
20V
10m V
200V
100m V
± (0.5% + 1)
1000V
1V
± (0.8% + 2)
1000V DC or 750V AC
Remark
:
l
Input impedanc e: 10M
Ω
.
B. AC Voltage
Accuracy
Rang e
Resolu tion
DM 39A
DM 39B
Overload Protection
2V
1mV
20V
10m V
200V
100m V
± (0.8% + 3)
750V
1V
± (1.2% + 3)
1000V DC or 750V AC
Remark
:
l
Input impedanc e: 10M
Ω
.
l
Frequency response: 40H z~400H z
l
Display eff ectiv e value of sine wave (mean v alue res pons e).
C. DC Current
Accuracy
Rang e
Resolu tion
DM39A
DM 39B
Overload Protection
20
µ
A
0.01
µ
A
± (2% + 5)
200
µ
A
0.1
µ
A
± (0.8% + 3)
2mA
1
µ
A
± (0.8% + 1)
20mA
10
µ
A
± (0.8% + 1)
200mA
100
µ
A
± (1.5% + 1)
0.315A. 250V, f ast type
f use,
Ø 5 x 20 mm.
10A/20A
10m A
± (2% + 5)
Un-Fused
Remark
:
l
DM39A/ - At 10A Range: For continuous measurement < 10s econds and interv al not less than 15 minutes.
l
DM39B - At 20A range: For c ontinuous m easurem ent < 10sec onds and interv al not less than 15 minut es.
l
Meas urement v oltage drop: Full range at 200mV
