X02137D00 - Ed. 3 - 04/16
Chapter
II
Intrinsically
safe
portable digital multimeter
38
Number of counts :
50 000 (or 5 000 - refer to §. 3.4.)
Range selection :
automatic or manual for the 5 V, 50 V, 500 V,
600
V
ranges
Common mode rejection :
at 50 and 60 Hz, better than 80 dB
Additional error according to crest factor : 0.2 % for a crest factor of 2 to 3
0.5 % for a crest factor of 3 to 6
(Specification given full scale for a squarewave signal pulse 200 µs wide)
Curve showing typical measurement error (5 V, 50 V, 500 V ranges)
V in = 1 0 0 % F . S .
V in = 5 0 % F . S .
V in = 1 5 % F . S .
5 0 0 0 0 p ts
2 5 0 0 0 p ts
7 5 0 0 p ts
2 5 0 0 p ts
5 %
1 0 %
2 %
V in = 5 % F . S .
5.3.
DC current
Selector
switch
position
Ranges Accuracy
Max.
voltage
drop
Protection Fuse* Resolution
µA mA
500 µA
0.2%R + 5 D
700 mV
600 V
RMS
F1
10 nA
5 mA
0.2%R + 2 D
100 nA
50 mA
0.05%R+2 D
1 µA
500 mA
0.2%R + 2 D
1.5 V
10 µA
* Refer to fuse specifications, §. 6.1.1.
Number of counts :
50 000 (or 5 000 - refer to §. 3.4.)
Range selection :
automatic or manual for the 500 µA, 5 mA,
50 mA, 500 mA ranges
Additional error in PK+/- mode for a pulse width of
t
1 ms : 1 % R
r
50 D
For measurements performed on alternative signals, the selected range must tally with the
max. value of the signal peak.
5.4.
AC currents (AC and AC+DC)
Ranges Accuracy Protection
Fuse*
Resolution
Max.
Crest
40 Hz to 5 kHz
5 % to 100 % of range
500 µA
0.75 % R + 30 D
600 V
RMS
F1
10 nA
1 mA
5 mA
0.6 % R + 30 D
100 nA
10 mA
50 mA
1 µA
100 mA
500 mA
0.7 % R + 30 D
10 µA
1 A
* Refer to fuse specifications, §. 6.1.1.