Siemens SENTRON 3WL, Function Manual

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Description of blocks
3.1 Diagnostics block DIA_WLVL
Library SENTRON 3WL / 3VL for SIMATIC PCS 7
20
Function Manual, 11/2008, A5E02316914A-01
Diagnostic events are assigned to maintenance status as follows:
Diagnostic event Maintenance status QUALITY PA_DIAG
Perform visual inspection on main contacts Maintenance
requirement is
medium
16#68 16#0020_0000
Immediate maintenance of main contacts
Maintenance
requirement is high
16#24 16#0100_0000
3.1.9 Start-up characteristics
In OB100, the identifier for "Start up" is entered for output OMODE (OMODE=16#xx01xxxx).
3.1.10 Block parameters
The as-supplied state of the block displayed in CFC is shown in the "I/O" column: I/O name
bold = I/O is visible, normal = I/O is invisible.
I/O (parameter) Comment Data type Default Type OCM
EN_DIAG 1 = Enable read diagnostic data BOOL FALSE I
MODE Parameter OMODE of DRV_WLVL WORD 0 I
LADDR Logical address of module INT 0 I
DADDR Diagnostic address of module INT 0 I
DPA_LINK Device connection:
0 = DP-MASTER,
1 = DP/PA-LINK
BOOL FALSE I
SUBN_TYP 1 = External DP interface BOOL FALSE I
SUBN1_ID ID of Primary Subnet BYTE 16#FF I
SUBN2_ID ID of Redundant Subnet BYTE 16#FF I
RACK_NO Rack number BYTE 0 I
RACKF 1 = Rack failure BOOL FALSE I
SUBN1ERR 1 = Slave 1 Failure BOOL FALSE I
SUBN2ERR 1 = Slave 2 Failure BOOL FALSE I
ACC_ID 1 = Accept new mode settings BOOL TRUE IO
DIAG_REQ 1 = Read diagnostic information BOOL FALSE I
QERR 1 = Error BOOL FALSE O
QMODF 1 = Module Failure BOOL FALSE O
QRACKF 1 = Rack failure BOOL FALSE O
RACK1ERR 1 = DP slave system failure (primary) BOOL FALSE O
RACK2ERR 1 = DP slave system failure (redundant) BOOL FALSE O
QUALITY Quality code of process value BYTE 0 O
OMODE Status MODE DWORD 0 O