. Figure 123 . Variable [...] 104 . Inputs: Name [...] : Name Data Type

. VAR_INPUT Name [...] which requests safety Variable [...] _OUTPUT Name Data Type

. VAR_INPUT Name [...] _OpMode SAFEBOOL FALSE Variable [...] _Acknowledge SAFEBOOL FALSE Variable

_INPUT Name Data Type [...] _OutControl SAFEBOOL FALSE Variable [...] FALSE Variable

_INPUT Name Data Type [...] _Button1 SAFEBOOL FALSE Variable [...] _Button2 SAFEBOOL FALSE Variable

_EXTERNAL <device name>: FSo [...] _INPUT Name Data Type [...] FSoE name

VAR_INPUT ) Name [...] Name Data Type [...] (variables mapped

in the device list) Name Name [...] for variable exchange :

the Variable Declaration [...] the name of the POU [...] variable

_INPUT Name Data Type [...] _GuardSwitch1 SAFEBOOL FALSE Variable [...] _GuardSwitch2 SAFEBOOL FALSE Variable