Amplifier
Amplifier M210А1 is used to expand the functionality of the Voltage Transformer Test Set M210/M211 during the calibration and verification of low power voltage transformers (LPVT) with analog output in the form of an alternating voltage.
M210А1 performs precision amplification of the secondary voltage of LPVT and supplies it to the input of Voltage Transformer Test Set M210/M211.
FEATURES AND BENEFITS
- Continuous range of rated secondary voltages of verified LPVT
- High conversion accuracy
- Simple use by intuitive user interface
- Storage of individual voltage settings
- Possibility of using with automated VT calibration system
APPLICATIONS
M210A1 is used by:
- Manufacturers of LPVT
- Calibration Laboratories
- Metrology Institutes
TEST ARRANGEMENT
LPVT testing
| Rated output voltage | 30 V |
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| Output voltage range Uout | 0,6 … 57 V (2…190%) |
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| LPVT rated secondary voltages range (Usr) | 0,2 … 4,00 V |
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| Step of setting the LPVT rated secondary voltage | 1 mV (0,2 V ≤ Usr< 1 V) |
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| Input impedance | 2 MΩ || 50 pF |
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| Rated frequency | 50/60 Hz |
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The M210А1 errors: |
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| Output voltage | 0,6 V (2%) | 6…57 V (20…190%) |
| Ratio error | ±0,1% | ±0,025% |
| Phase displacement ΔφU-U | ±3 min | ±1 min |
| Phase displacement ΔφU-U | ±0,09 crad | ±0,033 crad |
| Power mains: Voltage Rated frequency | 100…240 V |
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| Operating temperature | 0...40 °C |
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| Relative humidity | up to 80 % non-condensing |
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| Size | 245 × 135 × 325 mm |
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| Weight | 5 kg |
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