Festo CPX-E-EP Translation Of The Original Instructions page 49

Parameterisation
Modbus Process data
address outputs (Group
1)
D)
n + 1 Data for the
system table
(write access)
Function num-
ber
Read request
Write request
Byte value
Word value
Control bit:
write access to
the I/O dia-
gnostic inter-
face
2)
1) n = First Modbus address of the module
2) Write access occurs with a positive edge (from 0 to 1).
Tab. 50 Process Data for Outputs of Bus Module CPX-E-EP
Digital Input Module CPX-E-16DI-...
Modbus Process data
address inputs (Group
1)
B)
n Inputs
n + 1 Module dia-
gnostic data
1) n = First Modbus address of the module
Tab. 51 Process Data Inputs for Digital Input Module CPX-E-16DI-...
Digital Output Module CPX-E-8DO-...
Modbus Process data
address inputs (Group
1)
B)
n Echo outputs
Festo — CPX-E-EP — 2020-01a
Bit
15 14 13 12 11 10 9
0
1
0
1
Bit
15 14 13 12 11 10 9
Bit
15 14 13 12 11 10 9
8 7 6 5 4 3
8 7 6 5 4 3
8 7 6 5 4 3
2 1 0
2 1 0
2 1 0
49