170 Appendix
WAGO I/O SYSTEM 750 XTR
750-333/040-000 FC PROFIBUS G2 12MBd XTR
Manual
Version 1.4.0
Table 112: Modules for Path and Angle Measurement
– Module Types
PBDP module type
Description
Proxy I/O modules
SSI
SSI Encoder Interface, channel diagnostics,
32 bit input data
75x-630
SSI_RA
SSI Encoder Interface, channel diagnostics
32 bit input and output data plus control and status byte,
access to the register structure via cyclic data exchange
75x-630
ENC_RA
Incremental Encoder Interface, channel diagnostics
1)
,
32 bit input and output data plus control and status byte,
access to the register structure via cyclic data exchange
75x-631, 75x-634, 75x-637
DII_RA
Digital Impulse Interface, channel diagnostics,
24 bit input and output data plus control and status byte,
access to the register structure via cyclic data exchange
75x-635
1)
Only valid for 75x-637
The modules for path and angle measurement pass the serial position data and
optional diagnostic information to the DP master.
The following table lists the number of bytes reserved for the individual module in
the respective process image (PI).
Table 113: Modules for Path and Angle Measurement
– Number of Bytes
I/O Modules
PBDP module type
Proxy (PBDP module type)
Data length
[Byte]
Configuration identifier
Data type
Inst.
I
O
hex
dec
SSI
4
0
0x93
147
UINT32
1
SSI_RA
6
6
0xF2
242
UINT8[2], UINT32
1
ENC_RA
6
6
0xB5
181
UINT8, UINT16
1(2)
DII_RA
4
4
0xB3
179
UINT8, UINT8[3]
1
The following table describes the process image information of the individual
module types for path and angle measurement.