The Logic module can be used to process incoming and outgoing data point values. The calculation and processing functions can be defined within this definition file.
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| Col# | Parameter | Description | Scope | Unit | Mandatory / default value | |||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1Name | Item suffix | The name suffix that is added to the item ID of the data point. In combination with the Path, it must be uniquesource item. The new item ID use for the virtual item that is created by the module. | string | none | mandatory | |||||||
| 2 | Path | The structure that is used to represent the data point. In combination with the Name, it must be unique.Base path or base item ID | string | none | mandatory | |||||||
| 3 | Selector | string | none | empty | ||||||||
| 34 | Data type | The type of the data pointitem that is created. | BOOL, STR, BYTE, CHAR, INT8, UINT8, INT16, UINT16, INT32, UINT32, INT64, UINT64, FLOAT, DOUBLE, DATE, TIME | none | STRR | |||||||
| 45 | Access mode | The access rights of the data point. the item that is created. Allowed values are R (read-only), W (write-only), RW (read and writable). | R, W, RW | none | R | |||||||
| 5 | Polling Url | The URL which is used to retrieve the data point value. The server polls by HTTP GET requests to this URL. If empty, polling is not available.6 | Description | string | none | 9 | Update Url | The URL which is used to update the data point values. The server issues HTTP PUT, POST or GET requests to this URL. If empty, updating of the values is not possible. | empty | |||
| 6 | Polling interval | The polling interval in milliseconds. | 50 – 65535 | ms | 5000 | |||||||
| 7 | Polling Resource | The resource that is used for polling. It has to match the name that is used in the HTTP resource definition. | Reference to HTTP resource definition | none | empty | |||||||
| 8 | Polling Parameters | A comma-separated list of parameters that are used to replace the placeholders within the polling resource ({0}, {1}, ...). | string | ms | empty | |||||||
| (source item description is used) | ||||||||||||
| 7 | Persistent | empty/true/false | none | empty (source item setting is used) | ||||||||
| 8 | Synchronize | empty/true/false | none | empty (source item setting is used) | ||||||||
| 9 | In calculation function | string | none | empty | ||||||||
| 10 | Update Method | The web update request method. | POST, PUT, GET | Out calculation function | none | POST | ||||||
| 11 | Update Resource | The resource that is used for updating. It has to match the name that is used in the HTTP resource definition. | Reference to HTTP resource definition | In processing type | none | empty | ||||||
| 12 | Update Parameters | A comma-separated list of parameters that are used to replace the placeholders within the update resource ({0}, {1}, ...).In processing resource | string | none | empty | |||||||
| 13 | Persistent | If enabled, the last known data point value is restored after server start up. | Out processing type | true/false | none | false | ||||||
| 14 | Synchronize | If enabled, the value is synchronized with the backup server if used.Out processing resource | true/false | none | true | |||||||
| 15 | Authentication User | Username for Basic or Digest HTTP authentication if required by the HTTP server. If empty, no HTTP authentication is used. | string | none | empty | |||||||
| 16 | Authentication Password | Password for Basic or Digest HTTP authentication if required by the HTTP server. If empty, no HTTP authentication is used. | string | none | empty | |||||||
| 17 | Additional HTTP Headers | A list of additional HTTP headers which is included in each HTTP request, e.g. for authentication purposes. Additional headers must have the following form: "<key1>: <value1>\r\n<key2>: <value2>\r\n<key3>: <value3>..."Linked item(s) | string | none | empty | 18 | Authentication Method | The authentication method (Basic or Digest) if required by the HTTP server. | Basic, Digest | none | Basic |