WAGO I/O SYSTEM 750 XTR
Appendix 191
750-333/040-000 FC PROFIBUS G2 12MBd XTR
Manual
Version 1.4.0
12.2.17 RTC Module
For the PI configuration for the RTC module, there is one module type available:
Table 136: RTC Module
– Module Types
PBDP module type
Description
Proxy I/O modules
RTC
RTC-Module
75x-640
The RTC module passes the current time to the DP master. The time is buffered
and continues to run in the event of a power failure.
The following table lists the number of bytes reserved for the module in the
respective process image (PI).
Table 137: RTC Module
– 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
RTC
6
6
0xB5
181
UINT8, UINT8[5]
1
The following table describes the process image information of the module type
for the RTC module.
Table 138: RTC Module
– Process Image Information
PBDP module type
PI
Offset
[Byte]
Bit/byte allocation
2
7
2
6
2
5
2
4
2
3
2
2
2
1
2
0
RTC
I
0
PD
RA
0
Status 0 / Register RES
Channel 0 / Table 0
1
Opcode
Register data RD
Table 0, LB
2
Request Parameters
Byte 0
Register data RD
Table 0, HB
3
Request Parameters
Byte 1
4
Request Parameters
Byte 2
5
Request Parameters
Byte 3
O
0
PD
RA
0
RW
Control 0 / Register REQ
Channel 0 / Table 0
1
Opcode (mirrored)
Register data WR
Table 0, LB
2
Response parameters
Byte 0
Register data WR
Table 0, HB
3
Response parameters
Byte 1
4
Response parameters
Byte 2
5
Response parameters
Byte 3