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Electric Field EF-Detection, Non-Contact Voltage 

With Auto displayed on the LCD, press NCV button to enter the NCV function. The meter 
displays EF. Signal strength is indicated as a series of bar graph segments on the display 
and variable beep tones. See the specifications later in this manual for a complete 
description of the bar graph indicators. 
An antenna is located at the top right corner of the Conductor, which detects electric field 
surrounding current-carrying conductors. It is ideal for tracing live wiring connections, 
locating wiring breakage and to distinguish between live or earth connections. 
 
* Probe-Contact EF-Detection 
For more precise indication of live wires, such as distinguishing between live and ground 
sockets, use the V ac manual function selection for direct contact voltage measurements. 
 

EF Detection 

Indication: Bar graph segments & audible beep tones proportional to field strength 
Detection Frequency: 50/60 Hz 
Detection Antenna: Top right corner of the Conductor 
 

Typical Voltage 

Bar Graph Indication 

15V-55V - 

30V-85V - 

55V-145V 

- - - 

ABOVE120V 

- - - - 

 
Using Save and Read Features 

1. 

Under any measurement mode, press SAVE button to enter save mode with beep tone 
to indicate saving record is in process (number of records saved). 

2. 

During measurement or AUTO mode, press READ button to exit the current 
measurement mode or AUTO mode and to display the last number of saved reading. 
Each presses to view the next saved reading, it is in first save last out bases. During 
READ mode, press RESET button to exit.   

3. 

The maximum number of reading saved is 10. 

 

   

 

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Содержание MT-3105

Страница 1: ...MT 3105 Smart Clamp Meter ser s Manual Prokit s Industries Co Ltd U 1 st Edition 2011 2011 Copy Right by...

Страница 2: ...indicator appears in the display Power requirement 3V a tery b t nv onmental Conditions 1 2 E ir H batteries not fitted transients in the equipment Indoor Use One year ca Calibration libration cycle...

Страница 3: ...oad protection 600 Vrms Max Operation time DT 30s for 30V Input impedance 4K for input voltage up to 30V Impedance increase with input voltage to approximate 200K at 600V Resistance Function Range Acc...

Страница 4: ...such as distinguishing between live and ground sockets use the V ac manual function selection for direct contact voltage measurements EF Detection Indication Bar graph segments audible beep tones prop...

Страница 5: ...MT 3105 2 8 LCD 4000 2 1 IEC1010 4000 OL 1 3 4 5 6 7 9 10 11 12 13 14 IEC1010 CE ABS 10 42 250 10 M 18mm 2 2 2 3 3 2 4 4...

Страница 6: ...9 0 40 75 2 10 10 50 2 11 1 5V 2 SIZE AA 2 12 114 8mm X 56 9mm X 11 6mm 2 13 175g 2 14 3 1 SAVE 10 READ READ RESET HOLD RESET READ NCV BK_LIGHT 10 3 2 23 5 75 3 2 1 ACA 40A 0 01A 400A 5d 0 1A 1 8 rd...

Страница 7: ...V 1 2 rd 4d 10M 600V 600V OM V DC AC 600V C HOLD LIGHT 3 2 3 DCV 4V 1mV 40V 10mV 400V 0 7 rd 4d 100mV 600V 1V 0 8 rd 5d 10M AC 600V V 600V DC 600V COM HOLD LIGHT 3 2 4 400 0 1 4K 1 40K 10 400K 100 4M...

Страница 8: ...7 15V 55V 30V 85V 55V 145V ABOVE120V 4 1 1 1 SIZE AA 4 4 1 2 4 1 3 4 1 4 4 2 4 2 1 2011 Prokit s Industries Co LTD s reserved 2011001 T All right...

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