UNI-T UT70A Скачать руководство пользователя страница 9 | Manualshive

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UNI-T UT70A Скачать руководство пользователя страница 9

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Содержание UT70A

Страница 1: ...nt 10 Diode 11 Continuity Buzzer 12 TTL LOGIC Test 13 Temperature Test OPERATION INSTRUCTION 1 Introduction of functional buttons 2 DC Voltage Measurement DCV 3 AC Voltage Measurement ACV 4 Current Measurement DCA 5 AC Current Measurement ACA 6 Resistance Measurement 7 Inductance Measurement L 8 Capacitance Measurement C 9 Frequency Measurement 10MHz 10 Temperature Measurement 0 C or 0 F Model UT7...

Страница 2: ... Transistor Parameter Measurement hFE 12 Diode or PN node of transistor Measurement 13 Continuity Buzzer Test 14 TTL LOGIC Test MAINTENANCE FUSE AND BATTERY replacement Accessories Model UT70A OPERATING MANUAL 24 25 25 26 27 28 28 2 ...

Страница 3: ...f NOTES FOR SAFE USAGE 1 CE Version The Meter complies with the standards IEC61010 1 in pollution degree 2 overvoltage category CAT III 1000V CAT IV 600V and double insulation UL Version The Meter complies with the standards UL61010B 1 in pollution degree 2 overvoltage category CAT II 1000V and double insulation CATII Local level appliance PORTABLE EQUIPMENT etc with smaller transient overvoltages...

Страница 4: ... F 0 63A 250V 10 Avoid using the meter in a high temperature and high humidity condition the performance may deteriorate when the meter is dampened in a wet condition in particular 11 Please use test clips when measuring large size inductor and capacitor to protect the multi purpose socket from damage 12 This digital multimeter is a precise instrument and its circuit and potentiometer shall not be...

Страница 5: ...Model UT70A OPERATING MANUAL 1 Front case 2 Functional buttons 3 Function Range selector 4 Input terminal 5 LCD window FIGURATION AND ACCESSORIES 1 The Meter Structure see figure1 5 ...

Страница 6: ...uency diode continuity TTL LOGIC measurement COM Terminal 3 Accessories 1 Multi purpose socket used for measurement of transistor amplification small capacitor small inductor and temperature of K type flat plug temperature probe not included 2 Test clip used for measurement of large size capacitor and inductor 3 K type cross plug point contact temperature probe input directly from V and mA termina...

Страница 7: ...LECTRIC SYMBOL AC Alternating Current DC Direct Current AC or DC Grounding Double Insulated Deficiency of Built In Battery Continuity buzzer Diode Fuse Warning Refer to the Operating Manual Conforms to Standards of European Union 7 ...

Страница 8: ... icon display l Power one piece of 9V battery 6F22 or equivalent l Sampling rate approx 2 5 sec l Backlight approx 10 sec time l Data hold l Maximum value hold l Dimensions 195 x 90 x 40 mm approx 600 g including holster l Full overloading protection l Operating temperature 50 C 40 0 C 41 0 F 104 0 F humidity 80 50 C 31 0 C 50 310 C 40 0 C l Storage temperature 100 C 50 0 C 14 0 F 122 0 F l Elevat...

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Страница 10: ... 0 5A 250V F 10A 250V 0 8 1 2 5 3 DC Current DCA 1 5 1 Remarks 4 AC Current ACA Range Resolution Accuracy Input protection F 0 5A 250V F 10A 250V 1 3 3 7 1 8 3 5 Resistance Range Resolution Accuracy 0 8 3 0 8 1 1 5 5 reading 10 10 Model UT70A OPERATING MANUAL 10 ...

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Страница 13: ...Model UT70A OPERATING MANUAL 13 Range Resolution Accuracy Input protection 40 0 F 32 0 F 32 0 F 752 0 F 752 0 F 1832 0 F 40 0 F 1832 0 F 3 4 1 4 2 5 250 Vrms In Fahrenheit 0 F SPECIFICATIONS 5 ...

Страница 14: ...OPERATION INSTRUCTION 1 14 Model UT70A OPERATING MANUAL ...

Страница 15: ...Model UT70A OPERATING MANUAL 1 Introduction of functional buttons 2 DC Voltage Measurement DCV see figure2 OPERATION INSTRUCTION 2 1 15 ...

Страница 16: ...OPERATION INSTRUCTION 3 WARNING Not to measure a Voltage higher than 1000V A reading might be available but it may result in damage to the internal circuit Model UT70A OPERATING MANUAL 16 ...

Страница 17: ...INSTRUCTION 4 3 AC Voltage Measurement ACV see figure3 WARNING Not to measure a Voltage higher than 750V A reading might be available but it may result in damage to the internal circuit Model UT70A OPERATING MANUAL ...

Страница 18: ...UCTION 5 4 Current Measurement DCA see figure4 WARNING Turn off the circuit power to be tested before linking the meter with the circuit Measurement of Voltage in this mode is forbidden Model UT70A OPERATING MANUAL 18 ...

Страница 19: ...RUCTION 6 5 AC Current Measurement ACA see figure5 WARNING Turn off the circuit power to be tested before linking the meter with the circuit Measurement of Voltage in this mode is forbidden Model UT70A OPERATING MANUAL ...

Страница 20: ...20 OPERATION INSTRUCTION 7 6 Resistance Measurement see figure6 Model UT70A OPERATING MANUAL ...

Страница 21: ...urn circuit Return circuit power shall be cut off and capacitor s in return circuit shall be discharged large capacitance value in particular before measuring It is forbidden to introduce a voltage signal when a measurement is made OPERATION INSTRUCTION 8 7 Inductance Measurement L see figure7 ...

Страница 22: ...ARNING Inductance test shall be stay away from any strong magnetic field to ensure an accurate measurement OPERATION INSTRUCTION 9 8 Capacitance Measurement C see figure8 22 Model UT70A OPERATING MANUAL ...

Страница 23: ...AL OPERATION INSTRUCTION 10 WARNING It is not allowed to make measurement of capacitance on live circuit The capacitor to be tested shall be discharged by short circuiting before test 9 Frequency Measurement 10MHz see figure9 23 ...

Страница 24: ...OPERATION INSTRUCTION 11 10 Temperature Measurement 0 C or 0 F see figure10 11 Transistor Parameter Measurement hFE Model UT70A OPERATING MANUAL 24 ...

Страница 25: ...ignal shall be introduced into measurement 13 Continuity Buzzer Test WARNING Continuity buzzer test cannot be made in live return circuit Power in live return circuit shall be cut off and capacitor large capacitance value in particular shall be discharged before test Model UT70A OPERATING MANUAL ...

Страница 26: ...14 TTL LOGIC Test OPERATION INSTRUCTION 13 Model UT70A OPERATING MANUAL 26 ...

Страница 27: ...higher than 750 V 2 Do not connect the meter directly to any power outlet unless the Function Range Selector is set on Voltage position 3 Do not use this meter before battery is properly loaded and the back case is closed 4 Do not check or replace battery and fuse unless the meter is cut off and taken away from power when the meter is malfunctions For disassembly please refer to see figure11 Back ...

Страница 28: ... battery or fuse specified in this manual 5 Rejoin the back case and front case reinstall all screws and rubber feet Accessories Included 1 A copy of operating manual 2 A pair of test leads 3 A piece of cross plug point contact temperature probe 4 A pc of multi purpose socket 5 A pair of test clips 6 A pc of holster Optional 1 A pc o f flat plug point contact temperature probe Model UT70A OPERATIN...

Страница 29: ...Model UT70A OPERATING MANUAL 29 ...

Страница 30: ...ong Guan City Guang Dong Province China Headquarters Uni Trend International Limited Address Rm901 9 F Nanyang Plaza 57 Hung To Road Kwun Tong Kowloon Hong Kong Tel 852 2950 9168 Fax 852 2950 9303 Email info uni trend com http www uni trend com Copyright 2001 Uni Trend International Limited All rights reserved 30 Model UT70A OPERATING MANUAL ...

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