North Guang / All Precision Instrument
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| Brand | North Guang / All Precision Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Model | BEST-121 |
| Test Voltage Range | DC 10 V, 50 V, 100 V, 250 V, 500 V, 1000 V |
| Resistance Measurement Range | 1×10⁴ Ω to 1×10¹⁸ Ω |
| Current Measurement Range | 2×10⁻⁴ A to 1×10⁻¹⁶ A |
| Input Impedance | >10¹⁵ Ω |
| Display | Full-digit LCD |
| Operating Temperature | −10 °C to 50 °C |
| Relative Humidity | <90% RH |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Power Consumption | ~10 W |
| Dimensions (L×W×D) | 300 mm × 280 mm × 150 mm |
| Weight | ~3.0 kg |
| Compliance | GB/T 1410–2006 (Three-Electrode Method), Q/TPGG 7–2008 |
| Brand | North Guang / All Precision Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Manufacturer |
| Product Category | Domestic |
| Model | BEST-212 |
| Price | USD 1,700 (approx.) |
| Brand | North Guang / All Precision Instrument |
|---|---|
| Origin | Beijing, China |
| Manufacturer Type | Direct Manufacturer |
| Product Category | Domestic |
| Model | BEST-212 |
| Application | Multi-format resistivity measurement (solid, powder, liquid) |
| Compliance | GB/T 1410-2006, ASTM D257-99, GB/T 1692-2008, GB/T 2439-2001, GB/T 10064-2006, GB/T 12703.4-2010 |
| Resistance Range | 1×10⁴ Ω to 1×10¹⁸ Ω |
| Current Range | 2×10⁻⁴ A to 1×10⁻¹⁶ A |
| Test Voltages | 10 V, 50 V, 100 V, 250 V, 500 V, 1000 V |
| Accuracy | ±1% |
| Display | 64-bit true-color capacitive touchscreen |
| Power Supply | AC 220 V, 50 Hz, ~5 W |
| Operating Environment | 0–40 °C, RH < 80% |