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comfilehmi:lamp:index

Lamp

Displays the status of a boolean value as an indicator lamp. The value can be a ComfileHMI variable, or can be read from a connected external device 1).

  • Reversed Display - If this checkbox is check the lamp will be ON if the value read from the external device is 0 and OFF if the value read is 1, opposite from the default behavior.

Expressions

The lamp's state can be determined dynamically though an expression. If the expression evaluates to 0, the lamp is off. If the expression evaluates to anything non-zero, the lamp is on.

The following video illustrates a lamp being turned on or off by modifying a single variable.

Back to ComfileHMI

1)
a PLC or MCU connected to the ComfileHMI
comfilehmi/lamp/index.txt · Last modified: 2017/01/25 17:20 by COMFILE Technology