CUSTOM Digital Multimeter CDM-50

A thin, palm-sized digital multimeter.

• Comes with a convenient storage case for portability.
• Measurement functions include DC voltage, AC voltage, DC current, AC current, resistance, diode check, continuity check, frequency, capacitor check, and 1.5 V dry cell battery check.
• It is equipped with an auto power off function to prevent battery drain.
• Detachable type that allows you to replace the test leads.

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specification

Electrical Performance

	range	resolution	Accuracy	remarks
DCV	4V	0.001 V	±(1.0% + 3dgt)	Input impedance: 10MΩ or more
	40 V	0.01 V
	400 V	0.1 V
	600 V	1 V
ACV	4V	0.001 V	±(2.0% + 5dgt)	Input impedance: 10MΩ or more 40 Hz to 400 Hz
	40 V	0.01 V
	400 V	0.1 V
	600 V	1 V
DCA	400 µA	0.1 µA	±(2.0% + 5dgt)	Up to 400 mA
	40mA	0.01mA
	400mA	0.1mA
ACA	400 µA	0.1 µA	±(2.0% + 5dgt)	Up to 400 mA 50 Hz to 60 Hz
	40mA	0.01mA
	400mA	0.1mA
Ω	400 ohms	0.1 Ω	±(2.0% + 5dgt)	Open circuit voltage: approx. 0.5 V
	4 kΩ	0.001 kΩ
	40 kΩ	0.01 kΩ
	400 kΩ	0.1 kΩ
	4 MΩ	0.001 MΩ
	40 MΩ	0.01 MΩ
frequency	5 Hz	0.001 Hz	±(0.5% + 5dgt)	1 Hz to 100 kHz 500 mVrms or more, sine wave, 50% square wave
	50 Hz	0.01 Hz
	500 Hz	0.1 Hz
	5 kHz	0.001 kHz
	50 kHz	0.01 kHz
	100 kHz	0.1 kHz
Capacitor check	50 nF	0.01 nF	±(5.0% + 5 dgt)	10 nF to 100 µF
	500 nF	0.1 nF
	5 µF	0.001 µF
	50 µF	0.01 µF
	100 µF	0.1 µF

	Buzzer Threshold	remarks
Continuity check	Approximately 50 Ω or less	Open circuit voltage: approx. 1.0 V

	range	resolution	remarks
Diode Check	0.001 to 1.999 V	1 mV	Open circuit voltage: approx. 2.1 V

* At 23±5°C and 80% RH, accuracy: ±(_% reading + _dgt least significant digit)
* The accuracy guarantee for AC voltage is limited to sine waves.

General specifications

Detection method	Average value method
display	Maximum 3999 counts
Range switching	Auto range/Manual range
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, 70% RH or less (no condensation)
size	Body only: Approx. W 50 × H 100 × D 12 mm Storage case: Approx. W 81 x H 114 x D 15.5 mm
weight	Body only: Approx. 42 g (including batteries) Storage case: Approx. 35 g Total weight: Approx. 100 g (including batteries, test leads, and storage case)
Test lead length	Approximately 470 mm
power supply	CR2032 lithium battery x 1
battery life	Approximately 200 hours
accessories	Instruction manual (with warranty), storage case, test leads
option	Test lead: ATL-11 Plastic case: CDM-50PC *These are the same as the test leads and plastic case that come with the product.
proofreading	Possible
Compliance standards	Compliant with IEC61010-1, CAT II 600V, CAT III 300V
JAN	4983621100570

* The battery included with this device is a sample. It may have a shorter battery life than regular batteries available on the market. Heavy use of the buzzer will shorten the battery life.