Diode Threshold Voltage Measurement; Frequencies; Duty Cycle - Metrix MX 554 Bedienungsanleitung

6.7.

Diode threshold voltage measurement

Measurable voltages:
Measurement current:
Resolution:
Protection:
6.8.

Frequencies

Selector switch setting:
Measurement range:
Accuracy:
Protection:
Display:
Range
0.62 Hz to 5 kHz*
5 kHz to 50 kHz
50 kHz to 500 kHz
additional positive limit in DC : +3% of range, except in 1000 V
additional) and in 10 A
6.9.

Duty cycle %+, %-

θ
x 10 0
% + =
T
Resolution: 0.01%
Minimum duration for θ or T - θ : 2 µs
Maximum duration for T: 0.8 s
Minimum duration for T: 100µs
Absolute error on duty cycle as a % :
Sensitivity : see sensitivity in frequency measurement mode
Absolute additional error on θ, due to the zero crossing slope : 0.1 x 0.1 x
with C :
with P :
50
500 mV
/////////////
* rectangular signal
(1.5 A additional)
DC
θ
θ
x 100
% - =
T
T
V or A range (C = 5000 V for 1000 V
10 A ranges)
slope in V/s or in A/s
0 to 2 V
1 mA ± 20%
1 mV
600 V , can be reset automatically
RMS
V , mV, V , mA, 10 A
AC DC
0.62 Hz to 500 kHz
0.03%
1100 V in V , mV (1 mn max.), V
PK
AC
600 V (F1 + F2) in mA mode
RMS
600 V (F2) in 10 A mode
RMS
50 000 points
SENSITIVITY
5 V to 500 V
500 µA to 500 mA
2% of range
5% of range
10% of range
θ
T
−
4
310 .
T
ou 750 V
DC
Chapter II
modes
DC
750 V 10 A
100 V
250 V 2 A
/////////////
range (150 V
DC
C
P
ranges and C = 50 A for
AC
Benchtop multimeter