spark_counter
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spark_counter [2015/10/25 18:04] – update attachment links kingkevin | spark_counter [2015/10/25 18:40] – [peacefair PZEM-004] add pictures kingkevin | ||
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* is powered using 80-260 V AC | * is powered using 80-260 V AC | ||
* provides a TTL UART port to query these values (or set an alarm so to beep when a provided power threshold is reached) | * provides a TTL UART port to query these values (or set an alarm so to beep when a provided power threshold is reached) | ||
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The voltage measurement is done over the power input port. | The voltage measurement is done over the power input port. | ||
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Pass the wire on which you would like to measure the current through the coil, and connect the coil to the power meter. | Pass the wire on which you would like to measure the current through the coil, and connect the coil to the power meter. | ||
A drawing on the back of the device will describe how to connect the wires. | A drawing on the back of the device will describe how to connect the wires. | ||
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The meter also provides a UART port to query the measured values. | The meter also provides a UART port to query the measured values. | ||
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Each command triggers a very loud buzzer beep (same a for the alarm). | Each command triggers a very loud buzzer beep (same a for the alarm). | ||
I removed the pizeo-element to prevent this annoying sound. | I removed the pizeo-element to prevent this annoying sound. | ||
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The power meter uses a single chip solution, the [[http:// | The power meter uses a single chip solution, the [[http:// |
spark_counter.txt · Last modified: 2024/01/07 17:49 by 127.0.0.1