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39 

十七、溫度測量

 

1.

將功能

/

量程選擇開關旋到溫度檔。

 

2.

將溫度探頭的輸入端插入

“COM”

,正端插入

“mA”

中,將溫度探頭的

感應端置於被測物件的表面上,如下圖的水中。

 

3.

從營幕上讀出測量結果,按

“SELECT”

選擇華氏度,再按

“SELECT”

可選擇攝氏度。

 

 

意:

 

a)

當輸入端開路時,顯示常溫。

 

b)

請勿隨意更換溫度測試線,否則將不能保證測量的準確度。

 

c)

嚴禁在溫度檔輸入電壓,否則有損壞儀錶的危險!

 

 

量程

 

準確度

 

分辨率

 

20

400

 

±(1.0%+50d) 

0.1

 

400

1000

 

±(1.5%+15d) 

1

 

0

750

 

±(1.0%+50d) 

0.1

 

750

1832

 

±(1.5%+5d) 

1

 

K

型熱電偶(鎳鉻-鎳硅)香蕉探頭。

 

 

 

告:為了安全在此量程禁止輸入電壓值!

 

 

Summary of Contents for MT-1820

Page 1: ...MT 1820 3 5 6 Dual Display DMM w USB Connector User s Manual 1st Edition 2016 2016 Copyright by Prokit s Industries Co Ltd...

Page 2: ...el Description 5 Property 7 DC Voltage DCV 7 AC Voltage ACV 8 DC Current DCA 9 AC Current ACA 11 Resistance 12 Diode and Continuity Test 14 Capacitance C 15 Frequency Hz 16 Transistor Test 18 Temperat...

Page 3: ...MANUAL range selection Auto Power Off and Alarm Buzzer The instrument adopts the directly driven 4 digits microprocessor and dual integral A D converter which provide the high solution and high accura...

Page 4: ...ck 3 It meets the requirements of the safety standard only to use the instrument with the equipped test lead If the test lead is broken should replace it by the same type and same electric specificati...

Page 5: ...ould operate it by the specially trained or qualified professional people 11 The function range selection knob should be set in the correct range when measuring When switching the function range selec...

Page 6: ...n for 2 sec return to Auto Range mode There is no Manual Range mode at Frequency hFE and Capacitance range 4 HOLD Date Hold button press the button the value is held on LCD Press the button again exit...

Page 7: ...cancel the Relative Value Measurement Keep pressing the button more than 2 seconds to switch to RS232 symbol appears on LCD it indicates the instrument is getting into the status of data transmission...

Page 8: ...g including batteries Technic Property 1 Accuracy a reading digits at 23 5 C relative humidity 75 2 One year calibration guarantee since the time dispatched from the factory DC Voltage DCV 1 Turn the...

Page 9: ...1000V DC or 750V AC peak value AC Voltage ACV 1 Turn the function range selection knob to ACV DCV press SELECT button to switch to ACV measurement mode Insert the red and black test lead separately to...

Page 10: ...plete the measurement Range Accuracy Resolution 6V 0 8 10d 1mV 60V 10mV 600V 100mV 750V 1 0 10d 1V Input impedance 10M Overload protection 1000V DC or 750V AC peak value Frequency response 40 400Hz In...

Page 11: ...gher than 600mA at mA Range otherwise the fuse will be burnt out or the instrument will be damaged b Do not connect the test lead to any circuit in parallel when the test lead is inserted in the curre...

Page 12: ...aneously 3 At the Manual Range mode if OL is displayed on LCD it indicates the tested current value has exceeded the present range limit please select the higher range to complete the measurement Note...

Page 13: ...5A 250V fuse 10A 250V fuse Duty Circle Indication 0 1 99 9 Resistance 1 Turn the function range selection knob to insert the red and black test lead separately to V Hz and COM input terminal 2 Connect...

Page 14: ...been turned off and all capacitors are fully discharged b It will cause the reading incorrect to input any voltage when measuring the resistance If the voltage exceeds 250V over range protection volta...

Page 15: ...he red test lead to the positive pole of the tested diode BLACK test lead to the negative pole 4 Read the present test result from LCD Note no Bar Graph display at Diode Range Note a If the diode is o...

Page 16: ...Connect the test lead to the tested capacitor in parallel the tested capacitor value will be displayed on LCD 3 If OL is displayed on LCD it indicates the test capacitor value has exceeded the presen...

Page 17: ...ert the red and black test lead separately to V Hz and COM input terminal 2 Connect the test lead to the tested signal source in parallel Read the present test result from LCD Note no Bar Graph displa...

Page 18: ...nd press the button third to return to the mode of AC current or voltage measurement Note a Do not input the signal more than 60V Otherwise it is possible to damage the instrument and endanger the saf...

Page 19: ...esent test result from LCD Note a Do not input the current or voltage at the input terminal of mA COM or transistor accessory otherwise it is possible to damage the instrument or endanger the safety o...

Page 20: ...grade temperature measurement mode Note a Without the signal input LCD automatically displays the present temperature b Do not replace the temperature sensor at will Otherwise the accuracy can t be as...

Page 21: ...mode Keep holding REL RS232 button more than 2 seconds RS232 symbol is displayed on LCD it indicates it is the status of the instrument connecting with PC then connect the instrument to PC by USB Cab...

Page 22: ...5 1 Loose the screw that fixes the batteries and remove the battery case 5 2 Remove the spent 1 5V batteries and replace them by two same type new batteries It is better to use alkaline batteries for...

Page 23: ...ck your Computer Properties Hardware Device Management COM 3 Open the software select the port number of this meter on the software interface of OPEN COM 4 After successfully connecting the wording US...

Page 24: ...If the fault still can t be eliminated please contact the maintenance center or the distributors Fault Solution No display Power off turn on the power Hold Key set a correct mode Replace battery symb...

Page 25: ...24 MT 1820 3 5 6 USB 25 25 2 5 27 27 2 8 2 9 DCV 29 ACV 30 DCA 31 ACA 32 34 35 C 36 Hz 37 38 39 40 40 41...

Page 26: ...25 MT 1820 3 5 6 USB 24mm LCD 61 REL USB LCD 4 A D K USB MT 1820 IEC1010 2...

Page 27: ...26 30V 10mA 2 3 4 5 6 7 8 9 10 11 12 LCD 13 14...

Page 28: ...27 1 2 61 LCD 3 RANGE 2 fHE 4 HOLD 5 Hz DUTY 6 MAX MIN MAX MIN MAX MIN 2 MAX MIN...

Page 29: ...28 7 SELECT 8 RS232 REL 2 PC LCD RS232 PC 2 RS232 LCD RS232 9 10 10A 10A 11 mA hFE 12 COM hFE 13 1 15 5 2 RS232 REL RS232 REL...

Page 30: ...29 RS232 USB 3 HOLD 2 10 HOLD 2 5999 3 5 6 A D 3 OL 0 40 80 10 50 80 1 5V AAA 185mm x 92mm x 48mm 390g d 23 5 75 DCV 1 V Hz COM 2 LCD AUTO RANGE 3 LCD...

Page 31: ...0 a DC1000V AC750V b c OL 600mV 0 5 4d 0 1mV 6V 1mV 60V 10mV 600V 100mV 1000V 1 0 6d 1V 600mV 60M 10M 1000V 750V ACV 1 SELECT V Hz COM 2 SELECT LCD AUTO RANGE Hz DUTY 220V 50Hz 400Hz 380V 50Hz 400Hz 3...

Page 32: ...31 a DC1000V AC750V b c OL 6V 0 8 10d 1mV 60V 10mV 600V 100mV 750V 1 0 10d 1V 10M 1000V 750V 40 400Hz 0 1 99 9 DCA 1 COM mA 10A 2 LCD AUTO RANGE 3 4 OL...

Page 33: ...32 a 10A 10A uA 6000uA mA 600mA b 60OuA 1 0 10d 0 1 A 60O0uA 1 A 60mA 10 A 600mA 100 A 6A 1 2 10d 1mA 10A 10mA 10A 15 0 5A 250V 10A 250V ACA 1 COM mA 10A 2 SELECT...

Page 34: ...33 3 OL a 10A 10A uA 6000uA mA 600mA b 600uA 1 5 10d 0 1 A 6000uA 1 A 60mA 10 A 600mA 100 A 6A 2 0 15d 1mA 10A 10mA 10A 15 0 5A 250V 10A 250V 40 100Hz 0 1 99 9...

Page 35: ...34 1 V Hz COM 2 3 LCD AUTO RANGE 4 OL a b 250V c 600 600 0 8 5d 0 1 6k 0 8 4d 1 60k 10 600k 100 6M 1k 60M 1 2 10d 10k...

Page 36: ...35 400mV 250V 2 V Hz COM SELECT 3 4 a OL b c 250V 1 0mA 3 0V 50 0 5V...

Page 37: ...36 C 1 V Hz COM 2 3 OL a b 100uF 15 C 40nF 5 0 30d 10pF 400nF 3 5 8d 100pF 4 F 1nF 40 F 10nF 200 F 5 0 10d 100nF 250V...

Page 38: ...37 Hz 1 Hz V Hz COM 2 3 Hz DUTY Hz DUTY 4 Hz DUTY Hz DUTY Hz DUTY a 60V b 100Hz 0 5 4d 0 01Hz 1000Hz 1Hz 10kHz 10Hz 100kHz 100Hz 1MHz 1kHz 30MHz 10kHz 1 0V 250V 0 1 99 9...

Page 39: ...38 1 hFE 2 mA COM 3 NPN PNP E B C 4 a mA COM b hFE NPN PNP 0 1000 1mA VCE 2 1V...

Page 40: ...39 1 2 COM mA 3 SELECT SELECT a b c 20 400 1 0 50d 0 1 400 1000 1 5 15d 1 0 750 1 0 50d 0 1 750 1832 1 5 5d 1 K...

Page 41: ...40 1 USB USB 2 COM5 3 OPEN COM 4 USB2 0 1 2 START 3 HELP 1 2 20 3 4 1...

Page 42: ...41 2 3 4 5 LCD a b 2 1 5V 1 5V c d 1 1000V 2 3 4...

Page 43: ...42 MT 1820 12 CD 0755 83692415 83692986 83246594 83247554 0755 83692143...

Page 44: ...43...

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