# Polarity connection

This connection determines whether or not a minus sign is shown. A minus sign is shown when this connection has a positive non-zero value. If this connection is assigned, it overrides the polarity of the Value connection’s value.

A read connection. You can assign a tag or an expression to this connection. If you assign an expression, the application calculates the value of the expression and uses the result to determine whether to show a minus sign.

If the Polarity connection uses a tag with a floating point address, values less than .5 will be rounded down and values greater than or equal to .5 will be rounded up.

The numericDisplay graphic object element's connections element contains this connection.

## See also

connections and connection elements