Frequency; Resistance; Transistor; Capacitance - Mastech MS8265 Operator's Instruction Manual

Input impedance: 10M Ω
Max. input voltage: 250Vdc or ac rms for 200mV
range and 1000Vdc or 750V ac rms for other ranges,
Frequency Range: 40Hz-400Hz
Response: Average, calibrated in rms of sine wave

4.2.3 Frequency

Range
Resolution
20kHz 1Hz
Overload protection: 250V dc or 250V ac rms.
Input Voltage range: 200mV-10V ac rms

4.2.4 Resistance

Range
Resolution
±(0.5% of rdg +10 digits)
200Ω 0.01Ω
2kΩ 0.1Ω
20kΩ 1Ω
±(0.5% of rdg +5 digit ) s
200kΩ
10Ω
2MΩ 100Ω
20MΩ 1kΩ
± 5.0% of [
200MΩ 10kΩ
Overload protection: 250V dc or 250Vac rms.
Open Circuit Voltage: Less than 700mV.
4.2.5 Diode
Function Range
Resolution
2V 0 1mV .
Accuracy
±(1.5% of rdg + 15 digits)
Accuracy
rdg +20 digits]
Function
DC forward current:
1mA; reverse
DC voltage: about 1.5V.
Display read approx.
forward voltage of diode
21
Forward DC Current: approx. 1mA
Reversed DC Voltage: approx. 1 5V
Overload protection: 250Vdc or 250Vac rms.
4.2.6 Audible continuity
Range
Continuity beeper
≤
50Ω
Open circuit voltage: Less than 700mV.
Overload protection: 250Vdc or 250Vac rms.

4.2.7 Transistor

Range
Description
Display read approx.
HFE value (0-1000)
hFE
of transistor under
test (all type).
Overload protection: Resettable fuse (F400mA/250V).

4.2.8 Capacitance

Range
Resolution
1pF
20nF
10pF
200nF
2 0µF . 0.1nF
20 0µF .
1nF
200 µF .0
10nF
Overload protection: Resettable fuse (F400mA/250V).
.
Test Condition
Base Current approx.
10µA, Vce approx.
2.8V.
Accuracy
±(4.0% of rdg +20 digit ) s
22