Instance DB
S7-GRAPH for S7-300/400 Programming Sequential Control Systems
C79000-G7076-C526-01
15-21
c+2*
T_CNT+2*
S_CNT+6
ADR_S1_CRITERR:
Address of the disturbed interlock criteria
of S1 ADR_S1_CRITERR ==
address(G7S[1].CRIT_ERR)
WORD 2
c+2*
T_CNT+2*
S_CNT+8
ADR_SERRX:
Address of the array of disturbed steps
SERRX[] ADR_SERRX ==
address(SERRX[0]) == e
WORD 2
n = Length of the instance DB in bytes
Internal Work Area 2
Description Data Length
Internal work area 2 variable variable
Numeric Data of the Sequencer
Address Description Data Length
n-36 ADR_COND:
Address for the end of the condition
descriptions
ADR_COND ==
Address(ADR_LOG_T[0]) == c
WORD 2
n-34 MAX_TVAL:
Max. number of simultaneously valid
transitions
BYTE 1
n-33 MAX_SACT:
Max. number of simultaneously active
steps
BYTE 1
n-32 MAX_CRIT:
Max. number of criteria per condition
BYTE 1
n-31 T_CNT
Number of transitions
BYTE 1
n-30 SUP_CNT:
Number of supervisions
BYTE 1
n-29 LOCK_CNT:
Number of interlocks
BYTE 1
n-28 S_CNT
Number of steps
BYTE 1
n-27 SQ_CNT:
Number of branch paths
BYTE 1
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