Owon Hds-I handheld DSO with Channel Isolation
The OWON HDS-I Series is a rugged 2-in-1 solution combining a Digital Storage Oscilloscope (DSO) and a digital multimeter into one compact handheld design. Equipped with channel-to-channel isolation rated at 1000V CAT II, it provides safe and reliable measurements even in floating test environments. The half-reflective display ensures visibility in sunlight, making it ideal for electrical field work and outdoor troubleshooting.
- ✔ 2-in-1 device: DSO + Multimeter
- ✔ Strong channel isolation — 1000V CAT II
- ✔ Read clearly in sunlight — half reflection LCD
- ✔ Auto-scale & FFT waveform math support
- ✔ 20 built-in automatic measurement functions
- ✔ Bandwidth: 20MHz / 100MSa/s sampling
- ✔ USB host/device communication supported
- ✔ Built-in Li-ion battery (7.4V / 3500mAh)
- ✔ Multimeter now supports SCPI — ideal for automation
Oscilloscope Specifications
| Specification | Details |
|---|---|
| Model | HDS1022M-I |
| Bandwidth | 20 MHz |
| Sample Rate | 100 MSa/s |
| Record Length | 6K points |
| Channels | Dual, insulated ground 1000:1 |
| Display | 3.7" TFT LCD, 640 × 480 pixels |
| Horizontal Scale | 5ns/div – 100s/div, step 1-2-5 |
| Vertical Sensitivity | 5mV/div – 5V/div (input) |
| Vertical Resolution | 8-bit |
| Trigger Modes | Auto, Normal, Single |
| Waveform Math | ＋, −, ×, ÷ , FFT, invert |
| Communication Interface | USB Host / USB Device |
| Battery | 7.4V / 3500mAh Li-ion (rechargeable) |
| Dimensions (W×H×D) | 113 × 180 × 40 mm |
| Weight | 645 g |
Multimeter Specifications
| Function | Range / Resolution | Accuracy / Notes |
|---|---|---|
| Full Scale Reading | 3(3/4) digits, max 4000 counts | — |
| Input Impedance | 10 MΩ | — |
| Voltage (DC) | 400mV / 4V / 400V / 1000V | ±(1% ± 1 digit), max DC 1000V |
| Voltage (AC) | 4V / 40V / 400V | ±(1% ± 3 digits), 40Hz-400Hz, max AC 750V |
| Current (DC) | 40mA / 400mA / 10A | ±(1.5% ±1 digit) ; 10A: ±(3% ±3 digits) |
| Current (AC) | 40mA / 400mA / 10A | ±(1.5% ±3 digits) ; 400mA: ±(2% ±1 digit); 10A: ±(3% ±3 digits) |
| Impedance | 400Ω / 4kΩ / 40kΩ / 400kΩ / 4MΩ / 40MΩ | ±(1% ±3 digits) ; 40MΩ: ±(1.5% ±3 digits) |
| Capacitance | 51.2nF – 100μF | ±(3% ±3 digits) |
| Diode Test | 0V – 1V | — |
| Continuity Test | < 50 (± 30) | Beeping |
