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Non-Contact AC Voltage Measurement 
 
WARNING: 

Risk of electrocution.  Before use, always test the voltage detector on a known live 

circuit to verify proper operation.

 

 
1.

 

Touch the probe tip to the hot conductor or insert into the hot side of the electrical outlet. 

2.

 

If 

AC

 voltage is present, the detector light will illuminate. 

 
Note 

The conductors in electrical cord sets are often twisted.  For best results, rub the probe tip along a 
length or the cord to assure placing the tip in close proximity to the live conductor. 
 

Note 

The detector is designed with high sensitivity.  Static electricity or other sources of energy may 
randomly trip the sensor.  This is normal operation. 

 

MODE Button

 

To select DC/ACV, Ohm/Diode/Continuity/CAP functions. 
 

DATA HOLD Button

 

To  freeze  the  LCD  meter  reading,  press  the  ʺ

Data  Holdʺ

  button.    The  ʺ

Data  Holdʺ

  button  is 

located  in  the  center  of  the  rotary  function  switch.    While  data  hold  is  active,  the  ʺ

HOLDʺ

 

display  icon  appears  on  the  LCD.    Press  the  ʺ

Data  Holdʺ

  button  again  to  return  to  normal 

operation. 
 

REL Button 

For DCA and Capacitance Zero and Offset adjustment. 
 

Hz% Duty Button 

Press on the 

"Hz% Duty"

 button to choose frequency or duty cycle in the range of frequency.  

Press 

ʺHz% Dutyʺ

 button to measure frequency or duty cycle while measuring voltage.  Press 

on ʺ

Hz% Dutyʺ

 button to return to measurement of voltage.

 

 
Battery Replacement 

1.

 

Remove the one rear Phillips head screw. 

2.

 

Open the battery compartment. 

3.

 

Replace the required two ʺAAAʺ 1.5V batteries (UM4 R03) 

4.

 

Re-assemble the meter. 

 
 
 

 
 
 
 
 

Summary of Contents for MTP-3094

Page 1: ...MTP Instruction Manual AC DC Clamp Meter Model MTP 3094 MTP Instruments...

Page 2: ...age 6 AC DC Current Measurement Page 6 AC DC Voltage Measurement Page 6 Resistance Measurement Page 7 Diode and Continuity Test Page 7 Capacitance Measurement Page 8 Frequency or Duty Cycle Measuremen...

Page 3: ...normal use hazardous voltages may be present Double insulation SAFETY NOTES Do not exceed the maximum allowable input range of any function Do not apply voltage to meter when resistance function is s...

Page 4: ...the battery if the meter is to be stored for long periods Always discharge capacitors and remove power from the device under test before performing Diode Resistance or Continuity tests Voltage checks...

Page 5: ...display 10 COM input jack 11 V CAP Temp Hz jack 12 Battery cover Symbolic Display 1 AC DC Alterning current AC and direct current DC 2 Minus sign 3 8 8 8 8 4000 count 0 3999 measurement reading 4 AUT...

Page 6: ...g 2 digits AC Voltage 50 400Hz 4 000 V AC 1 5 of reading 8 digits 40 00 V AC 400 0 V AC 600 0V AC 2 0 of reading 5 digits Resistance 400 0 1 0 of reading 4 digits 4 000k 1 5 of reading 2 digits 40 00k...

Page 7: ...40 C Storage temperature 4 to 140 F 20 to 60 C Operating humidity max of 80 up to 87 F 31 C decreasing linearly to 50 at 104 F 40 C Storage humidity 80 Operating altitude 7000 feet 2000 meters maximu...

Page 8: ...400A AC or 40A AC 2 If the range of the measured current is not known select the higher range first than move to the lower range if necessary 3 Press the trigger to open the jaw Fully enclose one cond...

Page 9: ...the LCD display Diode and Continuity Test 1 Insert the black test lead banana plug into the negative COM jack and the red test lead banana plug into the positive diode jack 2 Turn the rotary switch t...

Page 10: ...a plug into the positive V jack 3 Select Hz or Duty with the Hz button 4 Touch the test probe tips to the circuit under test 5 Read the frequency on the display Temperature Measurement WARNING To avoi...

Page 11: ...s normal operation MODE Button To select DC ACV Ohm Diode Continuity CAP functions DATA HOLD Button To freeze the LCD meter reading press the Data Hold button The Data Hold button is located in the ce...

Page 12: ...ch as misuse improper wiring operation outside of specification improper maintenance or repair or unauthorized modification MTP Instruments specifically disclaims any implied warranties or merchantabi...

Page 13: ...MTP Instruments Head Office 4409 Charleroi street Montreal North Quebec H1H 1T6 Telephone 514 326 7167 Fax 514 326 7835 Toll Free Number 1 888 326 7167 Web Site www mtpinc com E mail info mtpinc com...

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