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CUSTOM Digital Multimeter CDM-7300

Specifications

SKU: CUSTOM Digital Multimeter CDM-7300

Product overview

[Measurement item] AC voltage
[Measurement item] AC voltage (millivolts)
[Measurement item] DC voltage
[Measurement item] DC voltage (millivolts)
[Measurement item] AC current
[Measurement item] AC current (milliamperes)
[Measurement item] AC current (microamperes)
[Measurement item] DC current
[Measurement item] DC current (milliamperes)
[Measurement item] DC current (microamperes)
[Measurement item] Resistance
[Measurement item] Diode check
[Measurement item] Capacitor check
[Measurement item] Frequency
[Measurement item] Duty check
[Measurement items] Temperature, K thermocoupleSensor included
[Function] Hold
[Function] MAX MIN
[Measurement item] Transistor check
[Function] Deviation
[Features] Equipped with backlight
[Features] TRUE RMS
[Function] Bar graph display
[Function] Stand
*1 Buzzer notification
*2 Approximately 15 minutes (cancellable)

A multi-function type that can be used in a variety of situations. It has a bar graph display so you can check the changes in values ​​just like an analog meter.

  • Voltage (DC, AC), current (DC, AC), resistance, frequency, capacitance, temperature, continuity check function, diode check function.
  • The true RMS method allows the display of RMS values ​​for waveforms other than sine waves.
  • Other features include duty check function, data hold function, relative comparison function, and MAX/MIN function.
  • By using a conversion socket, K-type thermocouples with miniature connectors can be used, and the amplification factor (hFE) of transistors can also be measured.
  • It has a backlight, making it easy to check the values ​​even when working in a dark place.
  • It is equipped with an auto power off function to prevent battery drain.
  • The 61-segment bar graph display allows you to see changes in values ​​just like an analog meter.
  • The body is surrounded by rubber to absorb shock.

61-segment bar graph display

You can see the changes in the numbers just like an analog meter.

Alligator clip included

When attached to the tip of a test lead, the metal part of the clip is exposed.

The included conversion socket allows measurement of K thermocouples/transistor gain.

Connect to the input terminal on the main unit.

Product Details

Part names

CDM-7300 Part names
  • ① Liquid crystal display section
  • ② Select button
  • ③ Range button
  • ④ Backlight/Hold Button
  • ⑤ Function dial
  • ⑥ 20A input terminal
  • ⑦ mA/TEMP/μA/hFE input terminal
  • ⑧ COM input terminal
  • ⑨ V/Ω/Diode/Capacitor/Hz/% Input Terminal
  • ⑩ Relative button
  • ⑪ Frequency/Duty button
  • ⑫ Max/Min button
  • ⑬ Stand
  • ⑭ Battery cover
  • ⑮ Probe cover
  • ⑯ Barrier part of test lead
  • ⑰ Test leads
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specification

Electrical Performance

  range resolution Accuracy remarks
DCV 60 mV / 600 mV / 6 V / 60 V / 600 V / 1000 V 0.01 mV / 0.1 mV / 0.001 V / 0.01 V / 0.1 V / 1 V ±(0.5% + 2 dgt)
  • Input impedance 10 MΩ
ACV 60 mV / 600 mV / 6 V / 60 V 0.01 mV / 0.1 mV / 0.001 V / 0.01 V ±(0.8% + 2 dgt)
  • Input impedance 10 MΩ
  • 40 Hz to 1000 Hz
600V / 750V 0.1V / 1V ±(1.0% + 3 dgt)
DCA 600 μA / 6000 μA / 60 mA / 600 mA 0.1 μA / 1 μA /0.01 mA / 0.1 mA ±(1.0%rdg + 3dgt)
  • Up to 20 A
  • 10 A or more for 10 seconds or less.
6A / 20A 0.001 A / 0.01 A ±(1.5%rdg + 5dgt)
ACA 600 μA / 6000 μA 0.1 μA / 1 μA ±(1.0% + 3 dgt)
  • Up to 20 A
  • 10 A or more for 10 seconds or less.
  • 50 Hz to 60 Hz
60mA / 600mA 0.01 mA / 0.1 mA ±(0.8% + 2 dgt)
6A / 20A 0.001 A / 0.01 A ±(2.0% + 3 dgt)
Ω 600 Ω / 6 kΩ / 60 kΩ / 600 kΩ / 6 MΩ 0.1 Ω / 0.001 kΩ / 0.01 kΩ / 0.1 kΩ / 0.001 MΩ ±(0.8%rdg + 2dgt)
  • Open circuit voltage: approx. 0.3 V
60 MΩ 0.01 MΩ ±(2.0%rdg + 3dgt)
capacitance 40nF / 400nF / 4μF / 40μF 0.01 nF / 0.1 nF / 0.001 μF / 0.01 μF ±(2.5%rdg + 3dgt)
  • 10 nF to 4000 μF
400 μF / 4000 μF 0.1 μF / 1 μF ±(5.0%rdg + 5dgt)
temperature 1000℃ 1°C ±(2.5%rdg + 3dgt)
  • -20℃ to 400℃
  • K-type thermocouple
 
  Buzzer Threshold remarks
Continuity check Approximately 30 MΩ
  • Open circuit voltage: approx. 0.7 V
  range resolution remarks
Diode Check 0 V to 2 V 1 mV
  • Open circuit voltage: approx. 2.6 V
  Measurement range Accuracy frequency
frequency 1 Hz to 10 MHz ±(0.8%rdg + 2dgt) 1.0 Vrms or more, sine wave, 50% square wave
DUTY 1.0 to 99.0% ±(2.5% + 3 dgt) 10 Hz to 10 kHz, 1.5Vrms or more, square wave
*Accuracy guarantee for AC voltage/current is limited to sine waves.
*At 23±5°C, 75% RH or less

General specifications

Detection method True RMS
display LCD, maximum display "6000", with bar graph (61 segments)
Range switching Auto/Manual
polarity display Automatic switching, only "-" displayed
sampling Approximately 3 times/second
Auto Power Off Approximately 15 minutes (can be canceled)
Operating temperature and humidity 0 to +40°C, 80% RH or less (no condensation)
Storage temperature and humidity -10 to +60°C, 80% RH or less (no condensation)
size Approx. W 88 × H 186 × D 37 mm
weight Approximately 320 g (including batteries)
Test lead length Approximately 85cm
power supply 2 x AA batteries
battery life Approximately 700 hours (when using alkaline batteries)
accessories Instruction manual, test leads, K-type thermocouple, alligator clips, conversion socket
option
proofreading Possible
Compliance standards IEC61010-1 CAT III 1000V
JAN 4983621100457
*The battery included with this device is a sample. It may have a shorter battery life than regular commercially available batteries. Heavy use of the backlight/buzzer will shorten the battery life.


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