Festo CPX Series Electronic Manual page 124

B. CPX−CP interface with Interbus field bus node
CPX−CP interface
Diag. module
Fig. B/5: Diagnostic channel assignment of a CP system (Interbus), example 2
B−8
String Module 0
8 I
L1
Module 0
[L1/M0]
I byte 0
Diag. I channel 0
16 O
L2
Module 4
[L2/M0]
O byte 3
O byte 4
Diag. O channel 3
Diag. O channel 4
L3
16 O
Module 8
[L3/M0]
O byte 5
O byte 6
Diag. O channel 5
Diag. O channel 6
L4
8 O
Module 12
[L4/M0]
O byte 9
Diag. O channel 9
Module 1 Module 2
8 O 8 O
Module 1 Module 2
[L1/M1] [L1/M2]
O byte 0 O byte 1
Diag. O channel 0 Diag. O channel 1
16 I
(Module 6)
Module 5
[L2/M1]
I byte 1
I byte 2
Diag. I channel 1
Diag. I channel 2
8 I 16 O
Module 9 Module 10
[L3/M1] [L3/M2]
I byte 3 O byte 7
O byte 8
Diag. I channel 3 Diag. O channel 7
Diag. O channel 8
8 O 8 O
Module 13 Module 14
[L4/M1] [L4/M2]
O byte 10 O byte 11
Diag. O channel 10 Diag. O channel 11
Module 3
8 O
Module 3
[L1/M3]
O byte 2
Diag. O channel 2
(Module 7)
16 I
Module 11
[L3/M3]
I byte 4
I byte 5
Diag. I channel 4
Diag. I channel 5
8 O
Module 15
[L4/M3]
O byte 12
Diag. O channel 12
Festo P.BE−CPX−CP−E N en 0405NH