OPCUA.POLL
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Periodically reads values from an OPC UA Server.
Syntax
=OPCUA.POLL(Connection, Nodes, Interval, Target)
Arguments
| Name | Type | Description |
|---|---|---|
| Connection | Connection | Connection to an OPC UA Server |
| Nodes | Range or String | Paths or node id of the node to poll. |
| Interval | Number | Interval in seconds in which node should be polled. |
| Target | Target | INBOX(), OUTBOX("MsgID") or a cell range where the result will be placed. Make sure the cell range is big enough or not everything is displayed. |
Return
| Type | Description |
|---|---|
| TRUE or Error | The function OPCUA.POLL always returns TRUE, if no error. |
Examples
| A | B | |
|---|---|---|
| 1 | ns=2;s=Demo.SimulatopnSpeed |
| Formula | Result | Comment |
|---|---|---|
| TRUE | This polls the node every second and places the result into the inbox. |