WAGO -I/O-SYSTEM 750 User Manual page 210

210 I/O Modules
750-634
The 750-634 Module occupies 5 bytes in the input process image, or 6 bytes in
cycle duration measurement operating mode, and 3 bytes in the output process
image. Four words are assigned in the process image via word alignment.
Input Process Image
Offset
0
1
2
3
*
If the control byte sets the operating mode to cycle duration measurement,
D2 together with D3/D4 provide a 24-bit value for the cycle duration
Output Process Image
Offset
0
1
2
3
750-637
In both the input and output process image, the incremental encoder interface
module occupies 6 bytes of user data: 4 data bytes and 2 additional control/status
bytes. Four words are assigned in the process image via word alignment.
Input and Output Process Image
Offset
0
1
2
3
Byte Designation
High Byte Low Byte
- S
D1 D0
)
- (D2)*
D4 D3
Byte Designation
High Byte Low Byte
- C
D1 D0
- -
- -
Byte Designation
High Byte Low Byte
- C0/S0
D1 D0
- C1/S1
D3 D2
Note
Not used Status byte
Counter word
Not used (Cycle duration)
Latch word
Note
Not used Control byte
Counter setting word
Not used
Note
Control/status byte of channel 1
Data values of channel 1
Control/status byte of channel 2
Data values of channel 2
WAGO-I/O-SYSTEM 750
I/O-IPC-C10E, CANopen Master