HDAQ-24020ER
- 8 synchronously sampled channels, 24-bit ADC
- 20 kSps/CH sample rate, DC–8 kHz bandwidth
- ±10 V voltage and 0–200 MΩ resistance measurement
- DC accuracy within ±0.02%, dynamic range ≥100 dB
- SMA connectors, channel isolation better than 90 dB
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Specifications
| Item | Value |
|---|---|
| Signal Conditioning | |
| Channels | 8 channels per module |
| Input Voltage | ±10 V single-ended bipolar |
| Connector | SMA 1 MΩ input impedance |
| Range | Voltage measurement: ±10 V resistance measurement: 0–200 MΩ |
| Sensor Excitation | No current or voltage excitation |
| Bandwidth | DC～8 KHz |
| CMRR | >100 dB（1 KHz） |
| Channel Isolation | >90 dB |
| Signal Acquisition | |
| Sample Rate | 20 KSps/CH（MAX） |
| Resolution | 24 bit |
| THD | ≤-100 dB |
| DC Accuracy | ≤±0.02% |
| SNR | ≥90 dB |
| Dynamic Range | ≥100 dB |
| Inter-channel Phase Difference | ≤0.3°（0～1 KHz） |
| General | |
| Trigger Mode | Software, signal, external and break-screen trigger |
| Buffer Depth | Provided by the core module, 512 MB shared |
| Dimensions | 100×100×20 mm per module (internal PCB size) |
| Operating Temperature | −40 °C to 60 °C |