![Uni-T UT171A [4/20] Iv electrical symbols](/img/pdf.png)
Uni-T UT171A [4/20] Iv electrical symbols
![Uni-T UT171A [4/20] Iv electrical symbols](/views2/1665243/page4/bg4.png)
Содержание
- Contents 2
- Ut171a b c instructions 2
- I overview 3
- Ii accessories 3
- Iii safety operation criterion 3
- Ut171a b c instructions 3
- Iv electrical symbols 4
- Ut171a b c instructions ut171a b c instructions 4
- V comprehensive specification 4
- Ut171a b c instructions ut171a b c instructions 5
- Vi appearance structure refer to figure 1 vii displayer refer to figure 2 5
- Îbb b b b 5
- Ut171a b c instructions ut171a b c instructions 6
- Viii knob of function selection and button 6
- Ut171a b c instructions ut171a b c instructions 7
- Ix measuring operation instructions 8
- Measuring ac dc voltage see figure 3 8
- Ut171a b c instructions 8
- Measuring of resistance conductivity g figure 4a 9
- Ut171a b c instructions ut171a b c instructions 9
- Measuring of circuit switching 10
- See figure 5 10
- Ut171a b c instructions ut171a b c instructions 10
- Diode test see figure 6 11
- Measuring of capacitance 11
- See figure 7 11
- Ut171a b c instructions ut171a b c instructions 11
- Measuring of frequency duty ratio 12
- Measuring temperature 12
- See figure 8 12
- See figure 9 12
- Ut171a b c instructions ut171a b c instructions 12
- A note 13
- Measuring ac dc see figure 10 13
- Ut171a b c instructions ut171a b c instructions 13
- A 600a aca dca external input 14
- A caution 14
- Current calipers measurement see figure 11 14
- Non contact ac voltage sensing see figure 12 14
- Ut171a b c instructions ut171a b c instructions 14
- Other functions 15
- Square wave output see figure 13 15
- Ut171a b c instructions ut171a b c instructions 15
- A caution 16
- Alnput impedance 16
- Measuring of dc voltage 16
- Ut171a b c instructions ut171a b c instructions 16
- X technical indexes 16
- Measuring of ac current 17
- Measuring of ac voltage 17
- Measuring of dc current 17
- Ut171a b c instructions ut171a b c instructions 17
- Measuring of capacitance 18
- Measuring of frequency duty ratio cycle 18
- Measuring of resistance conductance applicable to ut171b c only 18
- Ut171a b c instructions ut171a b c instructions 18
- Measuring of temperature applicable to ut171b c only 19
- Measuring with current caliper ut171c only 19
- Square wave output ut171c only 19
- Ut171a b c instructions ut171a b c instructions 19
- Ut171a b c instructions ut171a b c instructions 20
- Xi maintenance and repair 20
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UT171A B C Instructions 8 In case the voltage under test Is higher than DC 30V or AC 30Vrms It Is necessary to be careful and prevent electric shock 9 Do not use it at high temperature and humidity In particular do not store the instrument in a humid environment Instrument moisturized is likely to deteriorate in performance 10 Please do not change wiring inside the instrument at random to prevent instrument damage and insecurity 11 As for maintenance please use wet cloth and mild detergent to clean the instrument case Do not use abradant or solvent 12 Use a test probe CATIV600 CATIII1000V or better which meet the requirements of IEC61010 31 IV Electrical Symbols О A Double insulation Warning _L_ Grounding S This symbol signify the product comply with both USA and Canada requirement Meet European Union instructions V Comprehensive Specification 1 Overload protection voltage between input terminal and grounding shall be 1 000V 2 10A terminal CE F 10AH 1 000V fast fuse t 10x38mm 3 mA pA terminal CE FF 800mA H 1000V fast fuse i 6x32mm 4 Maximum display UT171A 40 000 UT171B C 60 000 Capacitance 4 000 UT171A 6 000 UT171B C Frequency 40 000 UT171A 60 000 counting UT171B C 3 UT171A B C Instructions Duty ratio 1 99 9 Diode 0 3 0000V 4 20mA 0 100 0 Simulated pointer UT171A 21 pointersand UT171B C 31 pointers 5 Others Range automatic manual Polarity automatic Update 4 5 times per second except for some functions It will display OL in case of overrange Operating temperature 0 C 40 C Relative humidity 0C 30 C 75 30 C 40 C 50 Storage temperature 10 C 50 C Operating altitude 0 2 000m Battery in machine UT171A AAA 1 5Vx6 batteries UT171B C lithium battery 7 4V 1 800mAh Low battery LCD displays the symbol of EU Displayer UT171A LCD UT171B VT WLCD UT171C OLED Boundary dimensions about 206 long x 95 wide x 53 high mm Weight UT171Ais about 500g including batteries UT171 B С is about 500g including batteries Electromagnetic compatibility In IV m radio frequency field gross precision specified precision 5 of range No specific index for radio frequency field over 1 V m Verification CE ETL 4