Weak current signal acquisition module

Product Core Highlights
-Flying safety level accuracy: 0.01fA resolution, accurately capturing weak currents below picoampere level, comparable to laboratory grade equipment
-Dual channel synchronization: 2 independent acquisition channels, doubling the efficiency of multi-point testing, suitable for parallel detection scenarios
-Adaptive range: 1fA~30000000fA automatic switching, no need for manual adjustment, to avoid equipment damage caused by misoperation
-Ultra stable anti drift: 24-hour drift<0.5fA, stable long-term measurement data, more reliable experimental results
-Wide temperature adaptation: -30 ℃~+65 ℃ working range, stable operation in laboratory/industrial sites

Detailed explanation of core advantages

1.Accurate precision, capturing microcurrent signals

Adopting low-noise amplification and shielding technology, the resolution reaches0.01fA， Can detect weak currents that traditional devices cannot recognize, suitable for high-precision measurement scenarios such as photodiodes and semiconductor leakage currents.

2. Adaptive range, worry free and efficient

Intelligent recognition of current magnitude, inAutomatic gear matching within the full range of 1fA~30000000fA ensures measurement accuracy and avoids equipment overload caused by manually selecting the wrong range, making it easy for beginners to get started quickly.

3. Ultra low drift, reliable long-term measurement

Strict component screening and process design,24-hour signal drift<0.5fA, stable long-term continuous testing data, providing reliable support for scientific research experiments and industrial production testing.

4. Wide temperature adaptation, worry free scene

Working temperature coverage-From 30 ℃ to+65 ℃, whether in cold laboratory environments or high-temperature industrial production sites, the equipment can operate stably without being affected by environmental temperature, ensuring smooth measurement work 24/7.

5. Standard interface, compatible and easy to use

Standard triple coaxial connectorBNC-KWE input interface, strong anti-interference ability for signal transmission; RS232 data output interface, paired with 9600bps standard baud rate, compatible with most industrial control devices and computer terminals, plug and play, stable data transmission without packet loss.

Applicable scenarios

✅ In the field of photoelectric detection: weak photocurrent detection using photodiodes and photomultiplier tubes
✅ Semiconductor industry: precise measurement of leakage current and characteristic parameters of semiconductor devices
✅ Precision instruments and meters: sensor weak signal acquisition, instrument calibration testing
✅ Biomedical field: Detection of bioelectric signals, microcurrent physiological signals
✅ Scientific experimental research: Precision electrical experimental testing in university laboratories and research institutes