spark_abacus
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spark_abacus [2017/01/23 14:01] – [DDM100TC] kingkevin | spark_abacus [2017/01/23 18:20] – add SDM120 kingkevin | ||
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There is also the DDM100TCR model with an RS-485 interface, but I couldn' | There is also the DDM100TCR model with an RS-485 interface, but I couldn' | ||
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+ | ===== Eastron SDM120-Modbus ===== | ||
+ | |||
+ | The [[http:// | ||
+ | |||
+ | Be aware as numerous SDM120 models exist, combining following options: | ||
+ | * in-line current measurement or using a current sensing coil (CT) | ||
+ | * with electro-mechanical display or LCD, sometimes with backlight | ||
+ | * only with 2 pulse outputs, or with additional MBus or Modbus interface | ||
+ | |||
+ | I chose the {{: | ||
+ | The [[http:// | ||
+ | This document also explains the Modbus protocol, but I rather recommend to read the one for the [[http:// | ||
====== EPS8266 ====== | ====== EPS8266 ====== | ||
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====== Orange Pi ====== | ====== Orange Pi ====== | ||
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+ | {{: | ||
+ | {{: | ||
+ | {{: | ||
The [[http:// | The [[http:// | ||
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I am only using this SBC a cheap computer rather than hardware platform. | I am only using this SBC a cheap computer rather than hardware platform. | ||
Also, don't forget to put a heat sink on the CPU, else they will be slowed down quite often because of the high temperatures. | Also, don't forget to put a heat sink on the CPU, else they will be slowed down quite often because of the high temperatures. | ||
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+ | On it I've installed an [[https:// |
spark_abacus.txt · Last modified: 2024/01/07 17:49 by 127.0.0.1