![Uni-T UT55 [12/20] Please refer to dc current caution 1 2 3](/img/pdf.png)
Uni-T UT55 [12/20] Please refer to dc current caution 1 2 3
![Uni-T UT55 [12/20] Please refer to dc current caution 1 2 3](/views2/1665310/page12/bgc.png)
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Caution
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1) Please refer to DC Current Caution 1, 2, 3.
Caution
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Model UT51-55: OPERATING MANUAL
12
Содержание
- The meter is suitable for indoor use only 3
- Accuracy is specified for one year after calibration 5
- At operating temperatures 23 5
- B 1direct current voltage dc voltage 5
- B 2 alternating current voltage ac voltage 5
- B specifications 5
- Frequency 40hz 400hz overload protection 200mv is 250vdc or ac rms all other ranges is 750vrms or 1000vp p display average value rms of sine wave 5
- Input impedance all ranges are 10 5
- Overload protection 200mv is 250vdc or ac rms all other ranges is 750vrms or 1000vp p 5
- With relative humidity at 75 accuracy specifications take the form of a readings digits 5
- B 5 resistance 8
- B 6 capacitance 8
- B 7 frequency 8
- Range as test lead is short circuit the lcd display 10 digits is normal deduct the 10 digits from the measured reading during measuring 8
- Range open circuit voltage around 3v overload protection all ranges 250vdc or ac rms caution at 200 8
- Testing signal around 400hz 40mvrms 8
- Voltage at open circuit 700mv 200 8
- B 10 transistor hfe test 9
- B 8 temperature 9
- B 9 diode test and continuity beeper 9
- Input sensitivity 100mvrms overload protection 250vrms 9
- Overload protection 250v dc or ac rms 9
- C making measurements 10
- Capacitance jack 10
- Input jack 10
- Liquid crystal display 10
- On off switch 10
- Rotary switch 10
- Temperature jack 10
- Transistor jack 10
- Please refer to dc current caution 1 2 3 12
- C 7 measuring frequency 14
- D maintenance i general service 15
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