SBC PCD3 Series - Page 98

Saia-Burgess Controls AG
Hardware manual for PCD3 series │ Document 26-789 ENG19│ 2018-06-29
Diagnosis Information of the RIO
RIO (Remote Input Output) head stations
4-9
4
Query RIO status (command 2)
This function returns the current status of the RIO

Byte 0 Byte 1 Byte 2 Byte3
irrelevant irrelevant irrelevant 2

Byte 0 Byte 1 Byte 2 Byte3
Status 0 Status 1 Status 2 2
Coding of bits in status 0:
Bit Explanation
7 DIAG LED: Set when diagnostic information is due
6 Set, in the event of power failure on the external I/O-bus
5 SetifvalidcongurationexistsinEEPROM
4 Set, when a clear com from the slave is due
3 Set, as soon as a lock is active
2 Reserve
1 Reserve
0 Reserve
Codingofthebitsinstatus1and2arenotyetdened.