AE- 1 5 0 s y s t e m – U s e r M a n u a l
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21- Acoustic channel 3: Input BNC connector for acoustic sensor #3.
22- HF partial discharge input: Input connector for high frequency partial
discharge signals. Used to connect an HFCT clamp, a UHF antenna, a
flexible UHF antenna or another appropriate transducer (see
specifications).
23- Charger port: 12 Volts DC input for battery charging. The AE-150 can be
used with the battery charger connected. The battery automatically
charges when the charger is connected. Typical recharge time is 3 hours.
24- Phase input: Input connector for an ammeter clamp for phase
synchronization (optional) or another phase signal source (see channel
specifications).
25- Acoustic channel 4: Input BNC connector for acoustic sensor #4.
26- Communication port: Used for wired serial communication between the
AE-150 main unit and a computer. Also used to update the AE-150
firmware.
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