ET3240 is a 4 digits, 22000 counts, dual digital benchtop true-RMS multimeter. The STM32 chip and external double integral AD used by this benchtop multimeter providing accurate measurement and stable performance. 3.5 inch 320 * 480 high resolution TFT LCD screen makes a clear reading, rich display, and a fine visual effects. The benchtop multimeter is powered by electricity and provides full-function, full-range overload protection. Fresh and simple design with excellent performance makes them a perfect choice for electricians, electronics enthusiasts, engineers and colleges and universities.
Features:
4 digits, 22000 counts.
Dual parameter display: display two parameters of the same input signal.
Measurement rate: FAST (7 times / sec), MID (5 times / sec), SLOW (2 times / sec).
Trigger mode: automatic trigger, single trigger, external trigger(optional).
Range switching mode: auto / manual.
12 basic measurement functions: AC and DC voltage, AC and DC current, two-wire / four-wire resistance, period / frequency, diode, on-off test, capacitance, duty cycle.
DCV basic accuracy: 0.05%.
Mathematical functions: MX+B/MAX/MIN/dB/dBm/Rel/Comp Hi/Comp Low/ Statistics.
Additional functions: data hold, data record, data readback.
Keys can be locked.
Open calibration function.
Square wave output. (optional)
Provide system settings, can configure the language (Chinese / English), buzzer, screen brightness, interface display style.
Temperature: thermocouple: K/N/R/S/T/B/E/J/WRe325/WRe526; RTD: PT100 / PT50 / Cu100 / Cu50.
Communication interface: standard: USB device.
Support SCPI protocol.
A wider range of applications: can be used in fire protection, archeology, transportation, agriculture, geology, energy, smelting, electronics manufacturing and other fields.
Specifications:
Material: ABS
Color: white
Display digits: 22000 (4)
Screen: 3.5 inch, 320*480, 16M colour TFT LCD
Maximum measurement speed: 7 times / sec
DC voltage:
Range: 200mV/2V/20V/200V/1000V
Accuracy: ±(0.03%+3)
Resolution: 0.001mV/0.00001V/0.0001V/0.001V/0.01V
AC voltage (RMS):
Range: 200mV/2V/20V/200V/750V
Accuracy:
20Hz~5KHz/5~30KHz/30~50KHz/50~100KHz
200mV: ±(0.3%+20)/±(0.5%+20)/±(1%+20)/±(2%+20)
2V: ±(0.3%+20)/±(0.5%+20)/±(1%+20)/±(2%+20)
20V: ±(0.3%+20)/±(0.8%+20)/±(2.5%+20)/±(5%+20)
200V: ±(0.3%+20)/±(0.8%+20)
750V: 20Hz~1KHz/1~2KHz
±(0.5%+20)/±(0.8%+20)
Resolution:
200mV: 0.001mV
2V: 0.0001V
20V: 0.001V
200V: 0.001V
750V: 0.01V
DC current:
Range: 200μA/2mA/20mA/200mA/2A/10A
Accuracy:
200μA/2mA/20mA/200mA/2A: ±(0.08%+10)
10A: ±(0.5%+20)
Resolution: 0.001μA/0.00001mA/0.0001mA/0.001mA/0.00001A/0.0001A
AC current:
Range: 200μA/2mA/20mA/200mA/2A/10A
Accuracy:
200μA/2mA/20mA/200mA/2A: ±(0.3%+20)
10A: ±(1%+20)
Resolution: 0.001μA/0.00001mA/0.0001mA/0.001mA/0.00001A/0.0001A
Resistance:
Range: 200Ω/2KΩ/20KΩ/200KΩ/2MΩ/20MΩ/200MΩ
Accuracy:
200Ω/2KΩ/20KΩ/200KΩ/2MΩ: ±(0.05%+5)
20MΩ: ±(0.3%+5)
200MΩ: ±(5%+10)
Resolution: 0.001Ω/0.00001KΩ/0.001KΩ/0.001KΩ/0.00001MΩ/0.0001MΩ/0.001MΩ
Capacitance:
Range: 2nF/20nF/200nF/2μF/20μF/200μF/2mF/10mF
Accuracy:
2nF/20nF: ±(2%+5)
200nF/2μF/20μF: ±(1%+5)
200μF/2mF/10mF: ±(2%+5)
Resolution: 0.001nF/0.01nF/0.1nF/0.001μF/0.01μF/0.1μF/0.001mF/0.01mF
Frequency:
Range: 20Hz/200Hz/2KHz/20KHz/200KHz/2MHz/20MHz
Accuracy: ±(0.01%+10)
Resolution: 0.0001Hz/0.001Hz/0.00001KHz/0.0001KHz/0.001KHz/0.00001MHz/0.0001MHz
Duty cycle:
Range: 5.0%~95.0%
Accuracy: ±(3%+20)
Resolution: 0.001
Diode:
Range: 0~2V
Input current is about 0.75mA
Input protection: 250Vp
Conductance:
Resolution: 0.001KΩ
When the measured resistance is less than 30Ω, the buzzer sound; when the reading is less than 2KΩ, "-OL-" is displayed when it exceeds. Threshold resistance can be set in the range of 0 to 2KΩ.
Input protection: 250Vp
Temperature:
Accuracy: 0.01℃
Ambient temperature: 18~28℃
Ambient humidity: 75%RH
Temperature coefficient: 0.1 * (accuracy) / ℃
Preheating time: 30 minutes
Item size: 296 * 234 * 101mm / 11.7 * 9.2 * 4.0in
Item weight: 2151g / 4.7lb
Package size: 350 * 280 * 145mm / 13.8 * 11.0 * 5.7in
Package weight: 3120g / 6.9lb
Packing List:
1 * Multimeter
1 * Power Cord
1 * Pencil Cord
2 * Alligator Clip
2 * Safety Tube
1 * Compact Disc
1 * User Manual
