Burkert Type 8619 - Manual (Page 70)

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Adjustmentandcommissioning
8.10.17. configuring the "system switch" event
The "System switch" event is used to force the result of a function via the "CMD safe" menu for this function. The
function outputs switch automatically to the values set in the "CMD safe" menu for each function when the state
of the "System switch" event is "ON".
Process input ("PV") "system switch" event
On/off
Hysteresis
Window
Figure 57 : "System switch" event
Once the "System switch" event has been configured and activated, it is available in the list of process
variables on the "M0:MAIN" board. This list appears in the user view configuring and datalogging menus
to:
• Display the "System switch" event on one of the user defined "Ux" views: see chap. 8.10.8
• Logging the values of the "System switch" event using the datalogger: see chap. 8.10.18
Refer to chap. 8.9 to access Parameters menu.
Parameters Functions System switch Mode:
Invert:
PV:
This is
when the
device is be-
ing parame-
tered............
.................... This is
when the
device is be-
ing parame-
tered............
....................
No
Yes
Delay: ENTERING
On/Off
1)
M1:
M0:MAIN
Mx:
...
Low: ENTERING
High: ENTERING
Window
2)
2)
Hysteresis
1) The choices offered depend on the modules fitted and/or the options activated. See chap. 8.10.4 and chap. 8.16.
2) These functions are present if "Mode" ≠ "On/Off"
MODE: Choose the switching operating: "On/Off", "hysteresis" or "window".
configuring in "on/off" operating
PV: Choose a process input with 2 states, ON or OFF, associated with the "System switch" event.
INVERT: Invert the event or not.
DELAY: Choose the value of the time-out before switching.
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