| Model: | ET1240 |
|---|---|
| Brand: | - |
| Origin: | Made In China |
| Category: | Electronics & Electricity / Electronic Instrument / Electronic Measurment Apparatus |
| Label: | Digital multimeter , Desktop multimeter |
| Price: |
US $110
/ pc
|
| Min. Order: | 1 pc |
| Live Chat: | Last Online:20 Feb, 2019 |
ET1240 4½ Benchtop Digital Multimeter Profile
ET1240 is a 4½ 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 good visual effects. The benchtop multimeter is powered by electricity and provide full-function, full-range overload protection. Fresh and simple design with excellent performance makes them an ideal choice for electricians, electronics enthusiasts, engineers and colleges and universities.
1. Main features
l 4½ digits, 22000 counts.
l Dual parameter display: display two parameters of the same input signal.
l Measurement rate: FAST (7 times / sec), MID (5 times / sec), SLOW (2 times / sec).
l Trigger mode: Automatic trigger, single trigger, external trigger(optional).
l Range switching mode: Auto / Manual.
l 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.
l DCV basic accuracy: 0.05%.
l Mathematical functions: MX+B/MAX/MIN/dB/dBm/Rel/Comp Hi/Comp Low/ Statistics.
l Additional functions: Data hold, data record, data readback.
l keys can be locked.
l Open calibration function.
l Square wave output.(Optional.)
l Provide system settings, can configure the language(Chinese / English), buzzer, screen brightness, interface display style.
l Temperature: Thermocouple: K/N/R/S/T/B/E/J/WRe325/WRe526; RTD: PT100 / PT50 / Cu100 / Cu50.
l Communication Interface: Standard: USB Device; Optional: RS232, USB Host, GPIB, LAN, WIFI, Bluetooth.
l Support SCPI protocol.
2. General technical specifications
Power supply voltage: 220V AC±10%, 110V AC ±10%, 45-65Hz.
Working environment: 0~40℃, relative humidity < 80%.
Storage environment: -10~50℃, relative humidity < 80%.
Dsiplay: 3.5-inch, 320 * 480 resolution, 16 M colour TFT LCD.
Dimensions: 265 mm * 105 mm * 305 mm.(width * height * depth).
Weight: 2.3kg.
3. Technical indicators
|
Mode |
ET1240 |
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Display digits |
22000(4½) |
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Maximum measurement speed |
7 times / sec |
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Function |
DC voltage |
DC current |
AC voltage |
AC current |
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Accuracy |
±(0.05%+3) |
±(0.35%+10) |
±(0.8%+80) |
±(0.8%+80) |
|
Range |
10uV~1000V |
10nA~10A |
10uV~750V |
10nA~10A |
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Highest resolution |
10uV |
10nA |
10uV |
10nA |
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|
-- |
40Hz~100kHz |
40Hz~10kHz |
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|
Function |
Resistance |
Capacitance |
Frequence |
Period |
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Accuracy |
±(0.1%+6) |
±(3.5%+30) |
±(0.2%+10) |
±(0.2%+10) |
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Range |
10mΩ~200MΩ |
1pF~10mF |
1Hz~20MHz |
50ns~500ms |
|
Highest resolution |
10mΩ |
1pF |
0.001Hz |
0.01ns |
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Others |
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Mathematical functions |
MX+B/MAX/MIN/dB/dBm/Rel/Comp Hi/Comp Low/Hold/Statistics |
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Resistance measurement |
Support 2-wire, 4-wire in two ways. |
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Continuity test |
When the resistance is less than 30 ohms, the buzzer sounds. |
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Diode test |
Measurable range: 0～2V |
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AC+DC measurement |
Support. |
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Trigger mode |
Standard: automatic trigger, single trigger; Optional: external trigger. |
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Duty cycle measurement |
5.0%～95.0%. (the error is within 10 words.) |
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Square wave output |
Frequence: 1Hz～100kHz, amplitude: 3V.(Optional.) |
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Limit test |
Support. |
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Calibration |
Support. |
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Temperature |
Thermocouple: K/N/R/S/T/B/E/J/WRe325/WRe526; RTD: PT100/PT50/Cu100/ Cu50. |
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Communication Interface |
Standard: USB Device; Optional: USB Host, RS232, GPIB, LAN, WIFI, Bluetooth. |
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Additional functions |
Data hold, data record, data readback. |
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4. Parts List
Standard accessories:
Optional accessories:
