energy-meters:et112
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energy-meters:et112 [2018-12-04 22:06] – [4. Multiple ET112 Meters in one system] robduthie | energy-meters:et112 [2020-05-27 10:19] – [Option A: wireless Zigbee connection] guy_stewart | ||
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===== 2. AC Wiring ===== | ===== 2. AC Wiring ===== | ||
+ | |||
+ | ==== Configuration Options ==== | ||
+ | |||
{{: | {{: | ||
- | Wiring when used as a grid meter. | + | **Grid Meter** - Wiring when used as a grid meter. |
+ | |||
+ | This configuration option of either Grid Meter, or PV Inverter is set in the [[venus-os: | ||
+ | |||
+ | ==== Example Diagram ==== | ||
+ | |||
+ | In this example configuration, | ||
+ | |||
+ | * A surplus will be used to charge the batteries (seen as export and tried to reduce to grid set point eg 0). | ||
+ | |||
+ | * A deficiency will trigger a discharge of the batteries (seen as import, and tried to reduce to grid set point). | ||
+ | |||
+ | This can be useful if the [[ess: | ||
+ | |||
+ | If you wanted to see PV production separately you could use the " | ||
+ | {{: | ||
===== 3. Connection to CCGX === | ===== 3. Connection to CCGX === | ||
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Connect the Zigbee to RS485 converter to the ET112 energy meter: | Connect the Zigbee to RS485 converter to the ET112 energy meter: | ||
- | ^ Zigbee Converter ^ Energy meter ^ | + | ^ Zigbee Converter ^ Energy meter ^ Color ^ |
- | | GND | Terminal 6 | | + | | GND | Terminal 6 | Black | |
- | | A | Terminal 4 | | + | | A | Terminal 4 | Orange |
- | | B | Terminal 5 | | + | | B | Terminal 5 | Yellow |
| | ||
=== Step 3. === | === Step 3. === | ||
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Connecting multiple ET112 meters to the same RS485-USB cable is not possible: the ET112 meter has no display and its Modbus address can therefor not be changed. | Connecting multiple ET112 meters to the same RS485-USB cable is not possible: the ET112 meter has no display and its Modbus address can therefor not be changed. | ||
- | Note 1 You can connect the ET112 in parallel, just need to change the MOD address to another number using the Configuration | + | Note 1 You can connect the ET112 in parallel, just need to change the MOD address to another number using the Configuration software from the supplier which is free from Carlo Gavazzi Web site. |
- | software from the supplier which is free from Carlo Gavazzi Web site. | + | |
===== DISQUS ===== | ===== DISQUS ===== | ||
~~DISQUS~~ | ~~DISQUS~~ | ||
energy-meters/et112.txt · Last modified: 2022-07-15 10:58 by stefanie