Return recent value of a field from a remote unit
={serial},{fieldno}
This function returns the most recent value of a field on a remote unit.
Note that the data is updated every 10 minutes (fixed), and that the two units must be assigned to the same account.
serial | Serial number of remote ezeio |
fieldno | Field number on remote ezeio (1 through 90) |
Returns the most recent value of the field (updates every 10 minutes).
=ABC-123,4 // returns the value of field #4 on unit ABC-123
Unlike other field expressions, this expression cannot be combined with other math. It must be the only thing in the field expression, and it only works as a field data expression. It will not work in alarms or reverse expressions.