Seneca S6001-RTU, Руководство пользователя

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USER MANUAL – Z-TWS4/Z-PASS2-S/S6001-RTU
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19.1.15 PUT_ALARM
This FB stores an alarm record into the DB;
the "index" and "timestamp" fields are set by the FB;
the "status" field is set to 0 by the FB.
The FB is also responsible for keeping the DB size (number of records) under a
specified limit (e.g.: 1000).
INPUTS:
- LEVEL: a string representing the alarm/event level (e.g.: "INFO")
(max_len=10);
possible values are defined by the application
- SOURCE: a string representing the alarm/event source (e.g.: "GRP1")
(max_len=10);
possible values are defined by the application
- MSG: the text message of the alarm (max_len=255)
- @ENABLE: TRUE -> FB is executed
FALSE -> FB is skipped
the parameter is set to FALSE by the FB at the end of execution
OUTPUTS:
- RESULT: the FB result; possible values are:
0: FB still running
1: FB successfully executed
-1: FB execution failed
-2: FB execution timeout