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   Valhalla scientific

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 AC/DC Current Calibrator

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 2555A

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 Valhalla scientific

   
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Delivers 1mA to 100 amps DC or RMS AC

Specifications:

Dynamic Range: 0 to 200% of range up to maximum rated output
Maximum Output Current: 100A DC or RMS AC
DC Accuracy: (180 days 25°C ?5°C) all ranges <100A ?.015% of range ?.03% of output 100 Amp Range: ?.03% of range ?.03% of output
AC Accuracy: (180 days)( 25°C ?5°C) ?.15% of range ?0.1% of output to 100Hz ?.2% of range ?0.2% of output to 400Hz ?.3% of output ?0.3% of range to 1KHz
Input Impedance: 100 Kilohms
Input/Output Ratio: 2.00000 volt input provides full scale output (1.0000 volt input produces 100.0 amps output)
Stability: ?.0005% - 15 min. (?.005% for 24 Hours)
Maximum Input: 3 VDC or 2 VAC (RMS)
Response Time: 1 millisecond to ?.01% of final value following input amplitude or frequency change
Maximum Isolation Voltage: ?200 VDC or Peak AC
Input Common Mode Rejection Ratio: 60db @ DC linearly decreasing to 40 db @ maximum frequency
Load Regulation: Output current changes less than ?.002%
Temperature Range: 0°C to 50°C
Temperature Coefficient: ?.001% of output ?.002% of range/°C below 20°C and above 30°C (double above for temperature coefficient for AC)
Compliance Voltage: 4 Volts
Size: 266mm/10?" L x 432mm/ 17" W x 584mm/23" D
Weight: 45 Kg/100 lbs. Net 66 Kg/140 lbs. shipping wt.
Power: 115/230 VAC ?10% 50-60Hz 2000 watts