Safety Summary WARNING CAUTION To avoid personal injury and/or product damage, review and comply with the following safety precautions. These precautions apply to both operating and maintenance personnel and must be followed during all phases of operation, service, and repair of this instrument. Only qualified personnel should use this probe.
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Avoid making measurements under humidity, dampness or other environmental conditions that might affect safety. Turn the high voltage source off before connecting or disconnecting the probe whenever possible. The probe body should be kept clean and free of any conductive contamination. Do not remove the probe casing.
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• In atmospheric pressures outside the specified altitude limits or where the surrounding gas is not air. Use in an indoor Pollution Degree 2 environment. Measurements made by this instrument may be outside specifications if the instrument is used in non-office-type environments.
General Information Product Overview The B&K Precision PR-55 is a 10 kV High Voltage divider probe for use with both digital and analog oscilloscopes. Features Measure up to: 10 kV (DC + AC ) or • 7 kV 40 MHz bandwidth •...
You will now be able to analyze the voltage waveform on your oscilloscope. Turn off the high voltage source. Disconnect the High Voltage Probe from the high voltage source BEFORE disconnecting the ground clip lead. WARNING Do not exceed 60 seconds of contact between this probe and any circuit with voltages ≥8 kV DC, ≥5 kV AC, or ≥15...
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Adjust the oscilloscope for a time • base of 500 µs/div. Turn trimmer (Figure 1) to adjust the • compensation on the probe making a flat pulse top. Figure 1: Trimmer on BNC Figure 2 shows how over- and under- compensated pulse responses will look.
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Figure 3 shows a perfectly compensated probe. Figure 3: Good Compensation...
Specifications All specifications apply to the unit after a temperature stabilization time of 15 minutes over an ambient temperature range of 25 °C ± 5 °C. PR-55 10 kV High Voltage Probe Operating Parameters Maximum Input Voltage 10 kV (DC + AC...
Voltage Derating Curve WARNING When measuring higher frequency signals, be sure to comply with the Voltage vs Frequency Derating Curve. Figure 4: Voltage Derating Curve Cleaning Clean only the exterior probe body and cables. Use a soft cotton cloth lightly moistened with a mild solution of detergent and water.
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