Appendix - Connections_02/2017- 38 -
5 - Tightening ow chart and timing chart
Input/Output dened by default can be used to control
tightening operation from a PLC or other electronic device.
Here is an example of standard exchange between a CVI3
controller and a PLC.
5.1 - Tightening operation through IO ow-chart
Start
End
No
No
No
No
No
Ready = 1 ?
Reset = 0
Reset = 1
Tightening OK &
Tightening NOK
= 0 ?
Pset selected =
expected Pset ?
Tightening
running = 1 ?
Tightening
running = 0 ?
Select Pset number
Spindle validation = 1
(if necessary)
Start stop tightening
on state = 1
Start stop tightening
on state = 0
Read results
OK/NOK
Read (if necessary)
digital result