==================================================================  Products .

MODEL NO. 2781 DIGITAL DC/AC CLAMP METER

 2781


 
FEATURES


3 ¾ DIGIT (3999 Counts) LCD Display
Jaw Opening Dia Cable f 40 mm
Overloading Protection in all Ranges.
Data-Hold Facility
REL (DCA Zero) Button
Low Battery Indication
Auto Power Off
Auto Range for ACV , DCV, Resistance, Capacitance & Frequency
Overload Indication : Display Shows "OL" (except 750 VAC)
Sampling : 2.5 times/second
Dimension : 228(L) * 76(W) * 39 (H) in mm
Weight : 465 gms approx
Jaws Opening & Conductor Diameter : 45mm Max
Accessories : Test Leads, Carrying Case, Operating Manual, Batteries Installed (2*1.5V AAA)
Accuracy : : ± (%rdg + dgts)
 
  
DC CURRENT
 Range
 Resolution
 Accuracy
  Overload  Protection
 400 A  0.1 A  ± (2%rdg + 5dgts) 1100 Vrms
 1000 A  1 A

Overload Protection : 1100Arms

 
AC Voltage (Auto Ranging)
 Range
 Resolution
 Accuracy
  Overload  Protection
 4 V  0.001V ± (1.0%rdg + 5dgts)

± (1.5% rdg + 5dgts) 		 10 MO
 40 V  0.01 V
 400 V  0.1 V
 750 V  1V

Input Impedance : 10 M 
Overload Protection : 820 Vrms
Frequency Response : 40 Hz-450 Hz upto 400V
                                     40 Hz-100Hz for 750V

 
RESISTANCE (Auto Ranging)
 Range
 Resolution
 Accuracy
  Overload  Protection
 400  0.1

± (1.2% rdg+ 5dgts)

   250 Vrms
 4 K  1 ± (1.0%rdg + 2dgts)
 40 K  10
 400 K  100
 4 M  1 K
 40 M  10 K ± (2%rdg + 5dgts)

Overload Protection : 250 Vrms
 
CAPACITANCE (Auto Ranging)
 Range
 Resolution
 Accuracy
  Overload  Protection
 40 nF  0.01 nF   ± (2.5% + 10)  250 Vrms
 400 nF  0.1 nF  ± (2.0% + 4)
 4 µF  1 nF
 40 µF  10 nF
 100 µF  100 nF  Unspecified

Overload Protection : 250 Vrms
Duty Cycle  
 Range
0.1% to 99.0%

 
AC CURRENT (40-65Hz)
 Range
 Resolution
 Accuracy
  Overload  Protection
 400 A  0.1 A  ± (2%rdg + 5dgts) 1100 Vrms
 1000 A  1 A


Overload Protection : 1100Arms

 
DC Voltage (Auto Ranging)
 Range
 Resolution
 Accuracy
  Overload  Protection
 4 V  0.001V

 ± (0.8%rdg + 2dgts)

  10 MO
 40 V  0.01 V
 400 A  0.1 V
 1000 V  1 V ± (1.0% + 2)

Input Impedance : 10M
Overload Protection : 1100Arms
 

DIODE & Continuity Test
 Range
 Description
 

 Display read approx. Forward voltage of  diode  Accuracy ± (3.0%rdg + 3dgts)

 
 .) ) )  If the resistance is less than 50O, the  beeper sounds continuously  

Sensitivity : 5V
Overload Protection : 800A


 
FREQUENCY & DUTY (Auto Ranging)
 Range
 Resolution
 Accuracy
  Overload  Protection
  10 Hz  0.01 Hz   Unspecified   1 V
  100 Hz  0.1 Hz   ± (0.5% + 3)
  1 KHz  0.001 KHz
  10 KHz  10 Hz
100 KHz  100 Hz
1 MHz  1 KHz
  10 MHz  10 KHz  Unspecified


Sensitivity : 1V
Overload Protection : 250 Vrms

 
 

 

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