FB_HVACBlink

The function block delivers a flash sequence at the output bBlink that is dependent on the two adjustable times tTimeOn and tTimeOff.

VAR_INPUT

bEnable         :REAL;
tTimeOn         :TIME;
tTimeOff        :TIME;

bEnable: Enables the function block.

tTimeOn: Switch-on duration of the flash pulse, bBlink = TRUE.

tTimeOff: Switch-off duration of the flash pulse, bBlink = FALSE.

VAR_OUTPUT

bBlink          :BOOL;
tNextSwitching  :TIME;

bBlink: Flash output

tNextSwitching: Time until the next change of state of the output bBlink.

Behavior of the output value

Requirements