100A 電流校正器 ( AC/DC 跨導放大器)
Valhalla 2555A

100A 電流校正器 ( AC/DC 跨導放大器)

全球領先的精密 100A AC/DC 電流標準器 - 30 年來，Valhalla Scientific 2555A 是一款功能強大的校準利器，具備廣泛的應用範圍與無可比擬的品質。

分類： 精密電流分流器 (電流校正器)
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2555A 100-Amp Current Calibrator and AC/DC Transconductance Amplifier
  • 高達 20A/相 直接輸入 (內建 0.1% 分流器) 精密 AC/DC 跨導放大器
  • 可程式 AC~DC 100A電流校準器/電流源
  • 校準可追溯至 NIST
  • 最大輸出電流：100A DC 或 RMS AC
  • 高精確度
  • 超低雜訊
  • 超高穩定性
  • 卓越的響應時間
  • 高共模抑制比 (CMR) 負載調節率：輸出電流變化 < ± .002%
  • 動態範圍：0 至 100% 範圍，最高可達額定輸出 (最大 100A)

 

檔位 DC Accuracy  AC Accuracy 
100Hz  400Hz  1000Hz 
100A ± 0.03% of range ± 0.03% of output ± 0.3% of range ± 0.1% of output ± 0.4% of range ± 0.2% of output ± 0.6% of range ± 0.3% of output
20A ± 0.015% of range ± 0.03% of output ± 0.15% of range ± 0.1% of output ± 0.2% of range ± 0.2% of output ± 0.3% of range ± 0.3% of output
2A ± 0.015% of range ± 0.03% of output ± 0.15% of range ± 0.1% of output ± 0.2% of range ± 0.2% of output ± 0.3% of range ± 0.3% of output
200mA ± 0.015% of range ± 0.03% of output ± 0.15% of range ± 0.1% of output ± 0.2% of range ± 0.2% of output ± 0.3% of range ± 0.3% of output
20mA ± 0.015% of range ± 0.03% of output ± 0.15% of range ± 0.1% of output ± 0.2% of range ± 0.2% of output ± 0.3% of range ± 0.3% of output
2mA ± 0.015% of range ± 0.03% of output ± 0.15% of range ± 0.1% of output ± 0.2% of range ± 0.2% of output ± 0.3% of range ± 0.3% of output

 

Input Impedance: 100kΩ Input CMR 60dB @ DC linearity decreasing to 40dB @ max frequency
Compliance Voltage 7VDC or 7Vac (RMS) to 60A

 

4VDC or 4Vac (RMS) to 100A

 Temperature Coefficient ±0.001% of output ±0.002% of rng/double for AC
Input/Output Ratio 00000V input provides full-scale output

 

(1.0000V input produces 100.00A output)

 Power Requirements 115VAC/230VAC ±10% at 50 to 60Hz
Stability +0.0005% -15min. (±0.005% for 24Hr) Operating Temp. Range: 0°C to 50°C
Load Regulation Output current level changes less than ±0.002% Storage Temp. Range: -30°C to 70°C
Maximum Input: 3VDC or 2Vac (RMS) Humidity 70% RH max @ 40°C (non-condensing)
Maximum Isolation Voltage ±200VDC or peak AC Size 266mm/10.5” L x 432mm/17” W x 584mm/23” D
    Weight: 100lbs / 45kg net;