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Over load protection: 

250V DC or 250V AC peak value for range  

 

 

 

200mV; 1000V DC or 1000V AC peak value for other. 

2-3-2.

 

ACV 

Range 

Accuracy 

Resolution 

200 mV  

± (1,2 % + 3)  

100 µV  

2 V  

± (0,8 % + 5) 

 

1 mV  

20 V  

10 mV  

200 V  

100 mV  

750 V  

750V 

1 V  

 

Input impedance: All range is 10M

 

Over load protection: 

250V DC or 205V AC peak value for range 

 

 

 

200mV; 1000V DC or 1000V AC peak value for other 

Frequency response: 

40

~

400Hz for range under 200V 

 

 

 

40

~

100Hz for range 750V 

Display: Sine wave virtual value (AVG value response) 

2-3-3.

 

DCA 

Range 

Accuracy 

Resolution 

2 mA  

± (0,8 % + 3) 

1 µA  

20 mA  

10 µA  

200 mA  

± (1,2 % + 4) 

100 µA  

20 A  

± (2,0 % + 5) 

10 mA  

 

Max measurement voltage drop: 200mV 

Max input current: 20A (no more than 10 seconds) 

Содержание AX-588

Страница 1: ...DIGITAL MULTIMETER AX 588 OPERATION MANUAL ...

Страница 2: ...fety standard issued by International Electrotechnical Committee Please read these safety notices before using it 1 Never input DC higher than 1000V or AC higher than 750V virtual voltage as measuring voltage 2 The voltage lower than 36V is safe Please confirm the earthing connection and isolation of pencils to avoid electric shock when measuring the voltage of DC higher than 36V or AC higher than...

Страница 3: ... D conversion 1 4 Sampling rate about 3 time per second 1 5 Over range display the highest digit displays OL or OL 1 6 Low voltage display 1 7 Working environment 0 40 C relative humidity 80 1 8 Power supply one 9V battery 6F22 or equivqlent model 1 9 Dimension 189mm 97mm 35mm length width height 1 10 Weight about 400g including 9V battery 2 Technical features 2 1 Accuracy a x reading data charact...

Страница 4: ...esistance Ω Diode Open circuit Triode hFE Capacitance C Temperature C Frequency f Indicate L Auto power off Backlight Peak value holding 2 3 Technical index 2 3 1 DCV Range Accuracy Resolution 200 mV 0 5 3 100 µV 2 V 1 mV 20 V 10 mV 200 V 100 mV 1000 V 1 0 5 1 V Input impedance All range is 10MΩ ...

Страница 5: ...ce All range is 10MΩ Over load protection 250V DC or 205V AC peak value for range 200mV 1000V DC or 1000V AC peak value for other Frequency response 40 400Hz for range under 200V 40 100Hz for range 750V Display Sine wave virtual value AVG value response 2 3 3 DCA Range Accuracy Resolution 2 mA 0 8 3 1 µA 20 mA 10 µA 200 mA 1 2 4 100 µA 20 A 2 0 5 10 mA Max measurement voltage drop 200mV Max input ...

Страница 6: ...ent 20A no more than 10 seconds Over load protection 0 2A 250V self healing fuse for ranges under 200mA 12 A 250V quick acting fuse for range 20A Frequency response 40 200Hz Display Sine wave virtual value AVG value response 2 3 5 Resistance Ω Range Accuracy Resolution 200 Ω 0 8 5 0 1 Ω 2 kΩ 0 8 3 1 Ω 20 kΩ 10 Ω 200 kΩ 100 Ω 2 MΩ 1 kΩ 200MΩ 1 0 15 10 kΩ 2000 MΩ 5 0 odczyt 10 20 1 MΩ Open circuit v...

Страница 7: ...e is 1010MΩ then the correct value shall be 1010 10 1000MΩ c Lagged showing of value is normal when measuring resistance higher than 1MΩ Please wait until the display is stable 2 3 6 Capacitance C Range Accuracy Resolution 20 nF 2 5 20 10 pF 200 nF 100 pF 2 µF 1 nF 20 µF 10 nF 200 µF 5 0 5 100 nF Testing frequency 100Hz Over load protection 36V DC or AC peak value 2 3 7 Inductance L Range Accuracy...

Страница 8: ...ivity higher than 3 5V V p p Over load protection 250V DC or AC peak value less than 10 seconds 2 3 10 Diode and open circuit test Range Value displayed Test condition Diode forward voltage drop Unit Mv Forward DC abort 1mA reversevoltage abort 3V Buzzer sounds continuously resistance between two test points is less than 70 20 Ω Open circuit voltage is about 3V Over load protection 250V DC or AC p...

Страница 9: ...to after about 5 seconds 2 4 DC AC select DC AC working mode 3 Rotary switch to change measurement function and range 4 Jack for measurement of voltage resistance and frequency 5 Common ground positive input for capacitance Cx inductance Lx triode and temperature 6 Positive jack for current lower than 200mA negative input for capacitance Cx inductance Lx triode and temperature 7 Jack for current 2...

Страница 10: ...ion A If the level of current to be measured is unknown then select the biggest range and then decrease the range step by step until getting the value with the highest resolution 3 Popup the key DC AC to enter into DC mode if measuring DC press down the key DC AC to set into AC mode 4 The screen will show the value of current measurement if connect in parallel the pencil to the circuit to be teste...

Страница 11: ...e com for positive and mA for negative Notice 1 If capacitance exceeds the range selected OL will be displayed in screen then you shall increase the range by one step 2 The LCD may show some rudimental digits upon the starting of capacitance measurement It s normal and will not affect the testing result 3 If there is serious creepage or capacitor broken down in high capacitance range the digits sh...

Страница 12: ...ase never replace temperature sensor or the accuracy is not guaranteed 3 Never input voltage if in temperature mode 5 8 Frequency measurement 1 Insert pencils or shielded cable into COM and V Ω Hz jack 2 Turn range switch to frequency position and bridge pencils or cables over the signal source or load tested Notice 1 The device can still work if the input is higher than 10V virtual value but the ...

Страница 13: ...press again to cancel this function 5 12 Auto power off After about 20 10 minutes device not being used it will be powered off automatically and enter into dormant status and press POWER again for two times to turn on power 5 13 Backlight Press B L key to turn on backlight After 20 seconds the backlight will be turn down automatically Notice When backlight is bright working current becomes higher ...

Страница 14: ...use Please replace fuse with an identical one if necessary 7 Trouble shooting If you device can not work normally the methods bellow may help you to solve general problems If these methods do not work please contact service center or dealer Fault symptom Inspection area and method No display Power is not on Holding switch Replacing battery sign appears Replacing bartery No current input Replacing ...

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