Wholesale Chinese Professional bench ditital multimeter - ET124X/ET125X Series Digital Benchtop Multimeter – Zhongchuang Supplier and Factory

Chinese Professional bench ditital multimeter - ET124X/ET125X Series Digital Benchtop Multimeter – Zhongchuang

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"Sincerity, Innovation, Rigorousness, and Efficiency" will be the persistent conception of our company to the long-term to establish together with customers for mutual reciprocity and mutual gain for Signal Wave Generator, Electronic Digital Thermometer, Digital Tester, Our enterprise insists on innovation to promote the sustainable advancement of organization, and make us become the domestic high-quality suppliers.

Chinese Professional bench ditital multimeter - ET124X/ET125X Series Digital Benchtop Multimeter – Zhongchuang Detail:

	Conventional model		ET124X Series Enhanced Model				ET125X Series Enhanced Model
Model	ET1240	ET1255	ET1241A	ET1241B	ET1241C	ET1241D	ET1256A	ET1256B	ET1256C
Reading display	4 ½	5 ½	4 ½	4 ¾	4 4/5	4 5/6	5 ½	5 4/5	5 5/6

¤ Using 3.5 inch TFT LCD display (resolution 320*480), the brightness of the screen can be adjusted.

¤ Language switching between Chinese and English

¤ Two-parameter display can display two parameters of the same input signal (for example, AC voltage value and AC frequency

value can be displayed simultaneously under AC voltage measurement)

¤ Overrange display: 120% of range

¤ The measuring and displaying speed can be adjusted, which can be divided into three kinds: fast, medium and slow.

¤ Measurement of AC/DC Voltage, AC/DC Current and 2/4 Line Resistance

¤ The maximum DC current is 12A and the maximum DC voltage is 1100V.

¤ Periodic and frequency measurements, maximum frequency 20 MHZ

¤ Capacitance measurement, maximum 10 mF

¤ True RMS AC voltage and AC current measurements, bandwidth up to 100 kHz

¤ Provide automatic, external, single trigger three trigger measurement methods

¤ With AC+DC measurement

¤ Optional manual or automatic range

¤ Function of square wave output and duty cycle measurement

¤ Setting function: Language, buzzer, screen brightness, etc. can be set

¤ Twelve Mathematical Functions: MX+B, MAX, MIN, Average, dB, dBm, REL, Hold,%, Limit Comparison, Statistics, Reciprocal

¤ External calibration function to support user self-calibration

¤ Supporting a variety of sensors: 10 thermocouples, 4 thermal resistors

¤ Support for custom sensors

¤ Graphic display: real-time curve, histogram, bar graph, etc.

¤ With reading retention function

¤ Supporting SCPI protocol and providing programming documentation

¤ Data Memory Storage and Reading Function for Easy Viewing of Data Information

¤ Multiple communication modes: RS232, USB Device, GPIB, USB Host, LAN, WIFI, Bluetooth

¤ Built-in temperature sensor for cold-end compensation, support automatic and manual compensation.

¤ Power supply voltage: 220V AC ± 10%, 110V AC ±10%, 45-65Hz;

¤ Display: 3.5 inch TFT LCD screen, resolution 480×320, color 16M;

¤ Operating Temperature: 0~40 ℃;

¤ Storage environment: – 10~50 ℃;

¤ Relative humidity <80%;

¤ Interface: ET124X Standard – USB Device, ET125X Standard – USB Device, RS232, other optional – GPIB, USB Host, LAN, Wifi, Bluetooth;

¤ Shape size: 265 mm * 105 mm * 305 mm (width * height * depth);

¤ Weight: 2.3kg

¤ Three core power cord*1(30A51)

¤ Three core pen*1(32A52)

¤ Backup power fuse*2(32A52)

¤ GPIB cable

¤ Cabinet installation kit

¤ Rs232 serial port line

¤ USB data line

Model		ET1240		ET1255
Display screen		3.5” TFT LCD (resolution of 320*480)
Number of display digits		24000(4 ¹/₂)		240000(5 ¹/₂)
Display rate		Slow: 2 seconds per second; Medium: 5 times per second; Fast: 7 times per second
Function	No.	Uncertainty, ±(% of reading + least significant digit )
DCV	Measuring range	10μV~1000V		1μV~1000V
	Maximum resolution	10μV		1μV
	Uncertainty	±(0.03+ 3)		±(0.01%+3)
DCI	Measuring range	10nA~10A	1nA~10A
	Maximum resolution	10nA	1nA
	Uncertainty	±(0.08%+10)	±(0.05%+10)
ACV	Measuring range	10μV~750V	1μV~750V
	Frequency range	20Hz~100kHz	20Hz~100kHz
	Maximum resolution	10μV	1μV
	Uncertainty	±(0.3%+20)	±(0.2%+100)
ACI	Measuring range	10nA~10A	1nA~10A
	Frequency range	20Hz~10kHz	20Hz~10kHz
	Maximum resolution	10nA	1nA
	Uncertainty	±(0.3%+20)	±(0.2%+100)
Resistance	Measuring range	10mΩ~200MΩ	1mΩ~200MΩ
	Maximum resolution	10mΩ	1mΩ
	Uncertainty	±(0.05%+5)	±(0.015%+3)
Capacitance	Measuring range	1pF~10mF	1pF~10mF
	Maximum resolution	1pF	1pF
	Uncertainty	±(1%+5)	±(1%+5)
Frequency	Measuring range	1Hz~20MHz	1Hz~20MHz
	Maximum resolution	0.001Hz	0.0001Hz
	Uncertainty	±(0.01%+10)	±(0.005%+3)
Other functions
Mathematical functions:		MX+B / MAX / MIN / Average / dB / dBm / Rel / Limits Compare/ Hold / Statistics / % / 1/X
Resistance measurement		Supporting 2-line and 4-line
Communication interface		ET1240: Standard: USB Device; Matching: RS232, USB Host, GPIB, LAN, WIFI, Bluetooth
		ET1255: Standard: USB Device、RS232；Matching: USB Host、GPIB、LAN、WIFI、Bluetooth
On-off measurement		The buzzer sounds when the measured value is below the threshold. Threshold resistance can be set in the range of 0~2kΩ, default is 30Ω
Diode measurement		Measurement range: 0-2V
AC+DC measurement		Support
Trigger mode		Automatic Trigger, Single Trigger, External Trigger (ET1240 is optional)
Duty cycle measurement		5.0%-95.0%(error within 10 words)
Square wave output		Frequency: 1Hz-100kHz, Amplitude: 3V
Limit test		Support
Calibration function		Support
Temperature measurement		Thermocouple: K / N / R / S / T / B / E / J / WRe325 / WRe526; Thermal resistance: PT100 / PT50 / Cu100 / Cu50
Cold end compensation		Built-in temperature sensor to support automatic and manual temperature compensation
Additional functions		Data retention, data storage, data readback

Model		ET1241A	ET1241B	ET1241C	ET1241D
Reading display		24000(4 1/2)	44000(4 3/4)	55000(4 4/5)	66000(4 5/6)
Display rate		Slow: 2 seconds per second; Medium: 5 times per second; Fast: 7 times per second
DCV	Measuring range	10μV~1100V
	Maximum resolution	10μV
	Uncertainty	±(0.02%+3)	±(0.02%+3)	±(0.02%+3)	±(0.02%+3)
DCI	Measuring range	10nA~12A
	Maximum resolution	10nA
	Uncertainty	±(0.08%+3)	±(0.05%+3)	±(0.05%+3)	±(0.05%+3)
ACV	Measuring range	10μV~800V
	Maximum resolution	20Hz~100kHz
	Uncertainty	±(0.2%+20)	±(0.2%+20)	±(0.2%+20)	±(0.2%+20)
ACI	Measuring range	10nA~12A
	Frequency range	20Hz~10kHz
	Maximum resolution	10nA
	Uncertainty	±(0.2%+10)	±(0.2%+10)	±(0.2%+10)	±(0.2%+10)
Resistance	Measuring range	10mΩ~1GΩ
	Maximum resolution	10mΩ
	Uncertainty	±(0.05%+5)	±(0.04%+5)	±(0.03%+5)	±(0.03%+5)
Capacitance	Measuring range	1pF~10mF
	Maximum resolution	1pF
	Uncertainty	±(1%+5)	±(1%+5)	±(1%+5)	±(1%+5)
Frequency	Measuring range	1Hz~20MHz
	Maximum resolution	0.001Hz
	Uncertainty	±(0.01%+3)	±(0.01%+3)	±(0.01%+3)	±(0.01%+3)
Other functions
Mathematical function		MX+B / MAX / MIN / Average / dB / dBm / Rel / Limits Compare/ Hold / Statistics / % / 1/X
Resistance measurement		Supporting 2-line and 4-line
On-off measurement		The buzzer sounds when the measured value is below the threshold. Threshold resistance can be set in the range of 0~2kΩ, default is 30Ω
Diode measurement		Measurement range: 0-2V
AC+DC measurement		Support
Trigger mode		Automatic Trigger, Single Trigger, External Trigger ( optional)
Duty cycle measurement		5.0%-95.0%(error within 10 words)
Square wave output		Frequency: 1Hz-100kHz, Amplitude: 3V
Limit test		Support
Calibration function		Support
Graphic display		Bar/Trend/Histogram
Temperature measurement		Thermocouple：K / N / R / S / T / B / E / J / WRe325 / WRe526；Thermal resistance：PT100 / PT50 / Cu100 / Cu50
Custom sensor		Users can set the corresponding curve by themselves and download it through U disk or USB communication port, which can support up to 20 kinds.
Cold end compensation		Built-in temperature sensor to support automatic and manual temperature compensation
Communication interface		Standard：USB Device；Matching：RS232、USB Host、GPIB、LAN、WIFI、Bluetooth
Additional functions		Data retention, data storage, data readback