carel
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| carel [2020/12/24 10:15] – emozolyak | carel [2022/01/15 17:31] (current) – ↷ Links adapted because of a move operation 127.0.0.1 | ||
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| ====== Carel cooling controllers ====== | ====== Carel cooling controllers ====== | ||
| - | {{ :: | + | {{ network: |
| New models Carel cooling controllers have Modbus RTU, while older models have a proprietary Carel communication protocol. The protocol is quite efficient one, becuase it only sends changes of its parameter, or "no changes" | New models Carel cooling controllers have Modbus RTU, while older models have a proprietary Carel communication protocol. The protocol is quite efficient one, becuase it only sends changes of its parameter, or "no changes" | ||
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| The modules often do not have an integrated RS-485 driver, and the connection must be made to the TTL serial bus port via TTL-RS485 converter. The default transmission format - 19200, 8 data bits, no parity, 2 stop bits. | The modules often do not have an integrated RS-485 driver, and the connection must be made to the TTL serial bus port via TTL-RS485 converter. The default transmission format - 19200, 8 data bits, no parity, 2 stop bits. | ||
| - | These modules can be read with the [[custom_protocol]]. | + | |
| + | These modules can be read with the [[custom_protocols? | ||
| <code lua -example.lua> | <code lua -example.lua> | ||
carel.1608804943.txt.gz · Last modified: 2020/12/24 10:15 by emozolyak