Chapter II
Benchtop multimeter
27
5.8. Frequencies
Selector switch setting:
V
AC
+ SEL
Measurement range:
0.62 Hz to 500 kHz
Accuracy:
0.03%
Protection:
1100 V
PK
Display:
50 000 points
RANGE
SENSITIVITY
5 V to 500 V
750 V
0.62 Hz to 5 kHz *
2 % of range
100 V
5 kHz to 50 kHz
5 % of range
250 V
50 kHz to 500 kHz
10 % of range
////////////////
* Rectangular signals
5.9.
Duty cycle %+, %-
θ
T
θ
T
% - =
θ
T
x 100
% + =
θ
T
x 100
Resolution: 0.01%
Minimum duration for
θ
or T -
θ
: 2 µs
Maximum duration for T : 0.8 s
Minimum duration for T : 100 µs
Absolute error as a % :
310
4
.
−
T
Sensitivity : see sensitivity in frequency measurement mode
Absolute additional error on
θ
, due to the zero crossing slope : 0.1 x
C
P
with C :
V range ( C = 5000 V for 1000V
DC
ou 750 V
AC
ranges)
with P :
slope in V/s
Summary of Contents for MX 553
Page 2: ...Multim tre de table...
