4
ADC
Scale
(indication)
Reading coefficient
Voltage drop at
inputs
Accuracy
Protection
50
μ
A
25
×
2
100mV
500
μ
A
25
×
20
375mV
2.5mA
25
×
0.1
375mV
5mA
25
×
0.2
375mV
25mA
25
×
1
375mV
50mA
25
×
2
375mV
250mA
25
×
10
375mV
1000mA
100
×
10
375mV
1A/500V
10A
100
×
0.1
100mV
1.5%
10A/500V
Do not use input A
AC
on unprotected intensity transformers.
3-4 AC CURRENT
AAC
2.5mA
5mA
25mA
50mA
250mA
1000mA
10A
Scale(indication)
25
25
25
25
25
100
100
Reading coefficient
×
0.1
×
0.2
×
1
×
2
×
10
×
10
×
0.1
Voltage drop at inputs
750mV
750mV
750mV
750mV
750mV
750mV
100mV
Accuracy
2.5%
Protection
1A/500V
10A/500V
3-5
Ω
RESISTANCE MEASUREMENT
Zero adjustment on the ohmmeter is carried out using the calibration button (front) by short-circuiting the inputs.
Ω
Ω×
1
Ω×
10
Ω×
100
Ω×
1k
Scale(indication)
2k
…
0
Reading coefficient
×
1
×
10
×
100
×
1000
Internal resistance
75
Ω
750
Ω
7.5k
Ω
75k
Ω
End of scale current
60mA
6mA
600
μ
A
60
μ
A
Open circuit voltage
4.5V
Accuracy
±
10%
Admissible
400V
3-6 AUDIBLE CONTINUITY TEST-SEMI-CONDUCTOR TEST
NB: In
Ω×
1: “buzzer” threshold
≤
50
Ω
, control of diode on or blocked ( , anode in “COM” for on). Do not carry out live
measurements.
Содержание MS 300 Series
Страница 1: ...MS 300 SERIES METER USER S MANUAL...
