Excellent reproducibility is obtainable because dial switches with low contact resistance are used. For example, changes in contact resistance is within ± 1.1mΩ at 0.1Ω setting.
| 원산지 | JAPAN |
|---|---|
| 제조사 | YOKOGAWA |
| 브랜드 | YOKOGAWA |
| 무게 | 1kg |
Specifications _ 279301
Dielectric Strength | 1,000 V AC for one minute between Panel and Circuit |
| Insulation Resistance | More than 500MΩ at 500V DC between panel and circuit |
| Dimension | 497（W）×116（H）×140（D）mm, excluding protrusions |
| 19.57 x 4.57 x 5.51 in. | |
| Weight | Approx. 4.8kg |
| 10.6 lbs | |
| Resistance Range | 0.1mΩ to 1,111.2100Ω (minimum resistance is 0.1Ω) |
| Dial Composition | 0.001Ω x 10 + 0.01Ω x 10 + 0.1Ω x 11 + 1Ω x 10 + 10Ω x 10 + 100Ω x 10 |
| Resolution | 1mΩ |
| Accuracy | ±(0.01Ω + 2mΩ) at temperature of 23 ±2°C, humidity of 45 to 85%, and 0.1W Power Application |
| Max. Allowable Input Power | 0.2SW/slep. Within 1W for overall instrument. |
| Max. Allowable Input Current | 50mA (100Ω steps), 150mA (10Ω steps), 500mA (10 Ω steps) and 1.5A (0.1Ω steps) |
- High accuracy and stability
- High reproducibility
Excellent reproducibility is obtainable because dial switches with low contact resistance are used. For example, changes in contact resistance is within ± 1.1mΩ at 0.1Ω setting.
- 1 mΩ resolution
- Simple, quick dial operation
- In-line display for city reading
- Ideal for calibration of resistance thermometers and brides
Due to its high accuracy and a dial system, various types of resistance thermometers and bridges can be calibrated accurately and promptly.
- Excellent anti shock and -vibration properties
Specifications _ 279303
Dielectric Strength | 2,500 AC for one minute between Panel and Circuit | ||
| Insulation Resistance | More then 1011Ω at 1,000V DC between panel and circuit | ||
| Dimension | 497（W）×116（H）×140（D）mm, excluding protrusions | ||
| 19.57 x 4.57 x 5.51 in. | |||
| Weight | Approx. 5.3kg | ||
| 11.7 lbs | |||
| Resistance Range | 0 to 1,111.110Ω | ||
| Dial Composition | 100Ω x 10 + 1kΩ x 10 + 10kΩ x 10 + 100kΩ x 10 + 1MΩ x 10 + 10MΩ x 10 | ||
| Resolution | 100mΩ | ||
| Accuracy | 100Ω, 1kΩ, 10kΩ, 100kΩ Steps - ±(0.05Ω + 0.05mΩ) | ||
| 1 MΩ and 10MΩ Steps - ±0.2% | |||
| (At temperature 23 ±2°C, humidity below 75%, including residual resistance of approx. 0.05Ω). | |||
| Max. Allowable Input | 100 Ω | Step | 100mA |
| 1 Ω | Step | 30mA | |
| 10 Ω | Step | 10mA | |
| 100 Ω | Step | 3mA (100 to 600 kΩ) | |
| 2000 V (700 kΩ to 1 MΩ) | |||
| 1 Ω | Step | 2000 V | |
| 10 Ω | Step | 2000 V | |
- Up to 100MΩ in 100Ω stop
- Low voltage coefficient
Variation of the resistance value is less than ±0.1% at 1MΩ and 10MΩ steps against 100V application, and less than ±0.04% at 100Ω 1Ω 10Ω, and 100Ω flaps against 10V application.
- Shock and vibration proof construction
- Easy-to-read in line indication
- Best suited for calibration of insulation resistance testers and bridges
