User Manual

Siemens Building Technologies VISONIK DCS Functions and System Messages VVS18 CM2U8567E / 04.1999
Landis & Staefa Division Function DRR 2-125
2.13 DRR Date/Time Reaction Register
2.13.1 Initial Access and Handling
CTRL/P DRR
A general introduction to the subject of VISONIK reactions can be found under
"Reactions in General" in section R of this manual.
The process reaction DRR is one of six reaction types provided by the VISONIK DCS.
The reaction types are named after the "reason" that is to activate the reaction in each
case.
Each reaction entry consists of the following three parts:
•
"reason" that activates the reaction
•
Blocking flag that can disable a reaction
•
Reaction to be executed
The process reaction function can execute a reaction
•
within a defined time period
•
with a specified or unspecified number of periodic repeats
See the following description of the three "variations".
•
Reaching a certain start date
•
Expiry of a time period within the established time period
•
Change a point parameter
•
Print a clear text message
•
Execute macro commands
•
Print slave messages
•
Start or stop COLBAS tasks
•
Automatic picture selection in VISONIK Insight
When the date/time reaction register function is selected, the VISONIK DCS offers the
user the following possibilities:
T8 09:51:14 Function=PNT : DRR
Operation =CH : ?
0 CH = Change Data Entry
1 LI = List Data Registers
2 DEL = Delete Register Entry(ies)
3 LSTA = List Reaction Register State
4 LOCT = List Reaction Entries in Octal
Operation =CH :
Function call-up
General
What can the DRR do?
DRR reasons
DRR reactions
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