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Model & Ordering
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Specification
- Accuracy ( 23 + 5 oC ) : 0.025% of named frequency
- Stability : Maximum 100ppm/oC, less 0.2% drift per year typically
- Input burden : Voltage 0.2VA typically
- Frequency : 50 / 60 + band
- Maximum input over : Voltage related input : maximum 2 * rated continuous ( 50~300V ), maximum 1.5 * rated continuous ( 100~500V )
- Output load :
- DC current mode : maximum 10V drop
- DC voltage mode : maximum 5mA drive
- Response time & ripple < 400ms for step change 0-95%, ripple less 0.5% ro peak-peak
- Magnetic effect < 0.05% change 1M center 100 amper-turn, synchronized with line frequency
- Aux. power effect < 0.002% for per voltage change
- Dielectric strength :
- 4KV AC rms 1 minute between terminals to case IEC 688
- 2KV AC rms 1 minute between input / output / power IEC 688
- Impulse / SWC : IEC 255-4, 5KV 1.2*50us, IEC255-22-1, 2.5KV ( 1MHz / 400Hz )
- Operating condition : -5 to 60oC, 20 to 99% RH non condensing
- Storage condition : -20 to 70oC, 20 to 99% RH non condensing
- Radio screening : RFI degree N complies with VDE 0875
- Enclosure code : Case IP 50 / terminals IP 30, complies with IEC 529, BS 5490 DIN 40050
- Power supply : AC 120V / 240V + 15%, 50 / 60Hz, < 3.5VA
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