Parameter Blocks - Siemens SIMATIC S5-90U System Manual

Integrated Blocks and Their Functions
9.4.1

Parameter Blocks

The following Table shows the functions that can be parameterized in DB1.
Parameter Blocks and Their Default
Settings in Default DB1
Onboard Analog inputs
Parameter block for analog Onboard I/Os
Default : No analog input is cyclically
read into the PII.
Onboard Interrupt
Parameter block for interrupt inputs
Default : No interrupt input enabled.
Onboard Counter
Parameter block for onboard counters
Default : No counter enabled.
SINEC L1
Parameter block for SINEC L1 parameters
Default :
No SINEC L1 parameter
initialized.
System-Dependent Parameters
Parameter block for system characteristics
Default : All timers are processed and
PLC starts up without
external I/Os.
Timer Function Block
Parameter block for time-controlled program
execution
Default :
OB13 is called at intervals of
100 ms.
Clock Parameters
Parameter block for the integral clock
Default : Integral clock is not
activated.
Error Return
Parameter block with address for DB1
parameterization error code
Default : No address specified.
_ stands for one or more fillers. Fillers can either be blanks or commas.
Additional parameter blocks are available for the variants of the S5-95U with a second interface.
These parameter blocks are described in connection with the respective interface in the Manual.
Tables listing all permissible DB1 parameters for the above-mentioned functions of S5-90U and
S5-95U are included in Appendix B.
9-26
Table 9-14. Parameter Blocks in DB1
Block
ID
OBA:
OBI:
OBC:
SL1:
SDP:
TFB:
CLP:
ERT:
S5-90U S5-95U
No Yes
_
Yes Yes
_
Yes Yes
_
Yes Yes
_
No Yes
_
No Yes
_
No Yes
_
Yes Yes
_
EWA 4NEB 812 6115-02b
S5-90U/S5-95U
Described
in Section
12
10
11
14
6
9
13
9