27
7 Set up with the integrated display and adjustment unit
VEGABAR 38 • Three-wire with IO-Link (2 x transistor or 4 … 20 mA plus 1 x transistor)
57532-EN-191014
SP
RP
1
0
1
0
HNO
HNC
Fig. 19: Hysteresis function
If the measured variable moves between switching and reset point,
the state of the output does not change.
Window function
With the window function (FNO and FNC), the output changes its
state when the measured variable enters the window between the val-
ues window High (FH) and window Low (FL). If the measured variable
leaves the window, the output returns to its previous state.
FH
FL
1
0
1
0
FNC
FNO
Fig. 20: Window function
If the measured variable moves within the window, the state of the
output does not change.
