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--- spark_abacus [2017/01/21 20:59] – add DDM100TC kingkevin
+++ spark_abacus [2017/01/23 14:01] – [DDM100TC] kingkevin
@@ Line 27: / Line 27: @@
 The [[http://www.china-huabang.com/en/product-show.asp?id=31&tt=101|DDM100TC]] (you can find it under different brands) is a 3-phase 4-wire electricity meter.
+{{:spark_abacus:ddm100tc-01.jpg?0x200|DDM100TC module, front side}}
+{{:spark_abacus:ddm100tc-02.jpg?0x200|DDM100TC module, connectivity}}
 The meter provides:
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 The number of impulses indicates the energy used, and the time interval between impulses indicates the current power consumption.
 I chose one with a high impulse rate of 1600 impulses/kWh (= 1 impulse for every 0.625 Wh).
+{{:spark_abacus:ddm100tc-03.jpg?0x150|DDM100TC module, LCD board, front side}}
+{{:spark_abacus:ddm100tc-06.jpg?0x150|DDM100TC module, LCD board, back side}}
+{{:spark_abacus:ddm100tc-04.jpg?0x150|DDM100TC module, meter board, front side}}
+{{:spark_abacus:ddm100tc-05.jpg?0x150|DDM100TC module, meter board, back side}}
 There is also the DDM100TCR model with an RS-485 interface, but I couldn't find any documentation about the protocol messages, thus I wasn't interested in this feature.