This is a low-cost, high-precision dual-channel LCD module that uses advanced components and manufacturing processes to provide an unrivaled combination of dual-channel voltage measurements and low cost.
The DPM 702S is an ultra‑low profile dual‑channel LCD meter designed for matched voltage, current, temperature and humidity measurements. It features a common signal ground, low power consumption for long battery life, and optional screw‑terminal blocks.
The manual covers the module's dimensions, panel fitting, pin functions, safety requirements, annunciator configuration, and various operating modes, along with detailed electrical specifications and calibration instructions.
| Digit Height | 6.4 mm (0.25 in) |
|---|---|
| Full Scale Reading | 200 mV d.c. |
| Sample Rate | 3 samples/sec |
| Operating Temperature Range | 0 °C – 50 °C |
| Supply Current | 700 pA |
| Resolution | 100 pV |
| Temperature Stability | 100 ppm/°C |
| Input Leakage Current | 1 – 10 pA |
The full scale reading is 200 mV d.c.
It samples at 3 samples per second.
The module operates from 0 °C to 50 °C.
Connect V+ to the polarity‑sign pin (pin 6) to invert channel B polarity.