X02137D00 - Ed. 3 - 04/16
Chapter
II
Intrinsically
safe
portable digital multimeter
40
5.7.
Diode threshold voltage measurement
Measurable voltages :
0 to 2 V
Measurement current :
1 mA ± 20 %
Resolution :
1 mV
Protection :
600 V
RMS
, can be reset automatically.
5.8. dB
function
Displays measured values in dBm relative to a resistance reference which can be adjusted
from 1 to 9999 ohms and backed up in non-volatile memory (factory-set to 600 ohms, refer to
adjustment procedure in §. 4.6).
Resolution :
0.01 dB
Absolute error in dB :
0.09 x V
AC
relative error as a percent
Additional computation error :
± 0.01 dB
Measurement range :
10 mV
AC
to 600 V
AC
(
i
)
Protection :
± 1100 V
5.9.
Resistive power function
Displays resistive power relative to a resistance reference which can be adjusted from 1 to
9999 ohms and backed up in non-volatile memory (factory-set to 600 ohms, refer to
adjustment procedure in §. 4.6.).
Measured function is :
(measured voltage)
2
/ Rref
Resolution :
100 µW
Accuracy :
2 x V
AC
accuracy (%)
Measurement max. voltage :
600 V
AC + DC
(
i
)
Protection :
± 1100 V
Display unit :
VA
5.10. Frequencies
Selector switch setting :
V
AC
, mV, V
DC
, mA
Measurement range :
0.62 Hz to 500 kHz
Accuracy :
0.03 % ± D
Protection :
1100 V in V
AC
, mV, V
DC
modes
600
V
RMS
(F1) in mA mode
Display :
50 000 counts
SENSITIVITY
Range
500 µA
to 500 mA
500 mV
5 V to 500 V
(
i
)
600 V
(
i
)
0,62 Hz to 5 kHz*
3 % of range
5 % of range
2 % of range
100 V
5 kHz to 50 kHz
5 % of range
6 % of range
5 % of range
250 V
50 kHz to 500 kHz
10 % of range
/////////////
10 % of range
/////////////
* rectangular signal
Additional positive limit in DC : + 3 % of range, except in 600 V
DC
range (150 V additional)
(
i
)
Refer to page 37.
