| Product name: | QJ55型直流电流比较仪式电桥 | ||||||
| specification: | ![]() |
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| Category: | instrumentation and meters -- 电桥 | ||||||
| Price: | factory price | ||||||
| Brand: | Shanghai | ||||||
| Place of Origin: | China | ||||||
| Available Quantity: | batch | ||||||
| delivery cycle: | Spot goods (or inquire by telephone) | ||||||
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测量范围(Ω) |
10-4 |
10-3~10-1 |
100~104 |
105 |
106 |
|
准确度 |
2×10-5 |
2×10-6 |
1×10-6 |
2×10-6 |
2×10-5 |
|
测量范围 |
误差公式 |
要求 |
|
10-4Ω |
±2×10-6 |
直流磁势≥10 安匝 |
|
10-2Ω、10-3Ω |
±1×10-6 |
直流磁势≥30 安匝 |
|
10-1Ω ~10-4Ω |
|Δ|≤K(1×10-6R+2.5ΔR) | |
|
104Ω、105Ω |
±2×10-6 |
直流磁势≥1 安匝 |
|
1001Ω ~105Ω |
|Δ|≤K(2×10-6R+2.5ΔR) |