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en:sw:01-mervis:storing-data-to-history-log-hidden [2021/05/03 09:46]
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en:sw:01-mervis:storing-data-to-history-log-hidden [2021/08/05 14:50] (current)
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 <​html><​span class="​kbBlue-H4alt">​Prerequisites:</​span></​html>​ <​html><​span class="​kbBlue-H4alt">​Prerequisites:</​span></​html>​
   - Unipi controller running the Mervis OS   - Unipi controller running the Mervis OS
-  - 24V power supply+  - 24 V⎓ power supply
  
 {{ :​files:​img_breakline_2.png?​nolink |}} {{ :​files:​img_breakline_2.png?​nolink |}}
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 {{ :​en:​sw:​01-mervis:​storing-data-to-mervis-db-01-workspace.png?​direct |}} {{ :​en:​sw:​01-mervis:​storing-data-to-mervis-db-01-workspace.png?​direct |}}
  
 +<​html><​div class="​directTag"​ id="​runtime-set"></​div></​html>​
 Start by selecting the PLC in the **left panel**. In the **Properties** menu, you need to change **History Runtime Identification** attribute, which is used as identification of the PLC's history. If the PLC will be connected to the Mervis DB service the identification will be also used in the Mervis DB viewer visualisation tool. Enter a descriptive name, such as the PLC's location or its function. Start by selecting the PLC in the **left panel**. In the **Properties** menu, you need to change **History Runtime Identification** attribute, which is used as identification of the PLC's history. If the PLC will be connected to the Mervis DB service the identification will be also used in the Mervis DB viewer visualisation tool. Enter a descriptive name, such as the PLC's location or its function.