Pilz PNOZmulti 2

FieldbusModules
OperatingManualCommunicationinterfaces
1002971EN03
17
4.1.4.2 Example2Accessfailed
Accesstononexistentsegment
TheMasterrequestssegment1fromtable23.Thefieldbusmoduleconfirmsboththesede
tailsandsendssegment1.ThentheMasterrequestssegment111fromtable23.Asthis
tabledoesnotcontainasegment111,theSlaveregistersanerrorbysendingback"255".
Master
Fieldbusmodule
23
1
0
17
18
19
31
17
18
19
31
23
1
17
18
19
31
23
111
23
255
0
0
X
X
X
X
0