GDM-8145 Digital Multimeter

GDM-8145 Digital Multimeter (4 1/2 Digits)

6 Functions AC/DC Voltage, AC/DC Current,

Resistance and Diode Test

　

Large 0.5" Red LED Display

　

High Resolution 10µV, 10nA and 10mΩ

　

All Range with Protection Circuit

　

0.03% DCV Accuracy

　

Auto Zero Circuit

　

20A High Current Range

　

1200V High Voltage Range

　

AC or AC + DC True RMS

　

SPECIFICATIONS
DC Voltage
Range	200mV, 2V, 20V, 200V, 1200V 5 ranges
Accuracy	+(0.03% rdg + 4 digits)
Input Impedance	10MΩ

AC Voltage (AC or AC + DC True RMS)
Range	200mV, 2V, 20V, 200V, 1000V 5 ranges
Accuracy	200mV ~ 200V 4 range	20Hz ~ 45Hz：+(1% rdg + 15 digits)
		45Hz ~ 2kHz：+(0.5% rdg + 15 digits)
		2kHz ~ 10kHz：+(1% rdg + 15 digits)
		10kHz ~ 20kHz：+(2% rdg + 30 digits)
		20kHz ~ 50kHz：+(5% rdg + 30 digits)
	1000V range	45Hz ~ 1kHz：+(0.5% rdg + 15 digits)
Input Impedance	10MΩ

DC Current
Range	200µA, 2mA, 20mA, 200mA, 2000mA, 20A 6 ranges
Accuracy	200µA ~ 200mA 4 range：+(0.2% rdg + 2 digits)
	2000mA ~ 20A 2 range：+(0.3% rdg + 2 digits)

AC Current
Range	200µA, 2mA, 20mA, 200mA, 2000mA, 20A 6 ranges
Accuracy	200µA ~ 200mA 4 range	45Hz ~ 2kHz：+(0.5% rdg + 15 digits)
		2kHz ~ 10kHz：+(1% rdg + 15 digits)
		10kHz ~ 20kHz：+(2% rdg + 15 digits)
	2000mA ~ 20A 2 range	45Hz ~ 2kHz：+(0.5% rdg + 15 digits)

Resistance
Range	200Ω, 2kΩ, 20kΩ, 200kΩ, 2000kΩ, 20MΩ 6 ranges
Accuracy	200Ωrange：+(0.1% rdg + 4 digits)
	2kΩ~ 2000kΩ 4 range：+(0.1% rdg + 2 digits)
	20MΩ range：+(0.25% rdg + 2 digits)

Diode Test
The three ranges have enough voltage to turn on silicon junctions to check the forward resistance, but the 2kΩ range is preferred and is marked with a larger diode symbol on the front panel of the instrument.

Display
0.5" LED display

Power Source
AC 100V/120V/220V/230V +10%, 50/60Hz

Accessories
Instruction manual × 1, Power cord × 1, Test lead GTL-107 × 1 For:GDM-8034, GDM-8135, GDM-8145, GDM-8055/8055G,

Dimensions & Weight
230(W) × 95(H) × 280(D) mm, Approx. 2kg

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