Porovnávané verzie
porovnané s
Kľúč
- Tento riadok sa pridal
- Riadok je odstránený.
- Formátovanie sa zmenilo.
KVIT, BLOCK, UNBLOCK actions
Declaration
| Blok kódu | ||||
|---|---|---|---|---|
| ||||
[_retInt := ] KVIT alarmObjIdent |
| Blok kódu | ||||
|---|---|---|---|---|
| ||||
[_retInt := ] BLOCK alarmObjIdent |
| Blok kódu | ||||
|---|---|---|---|---|
| ||||
[_retInt := ] UNBLOCK alarmObjIdent |
Parameters
| _retInt | out | Identifier of the Int type - action success. |
| alarmObjIdent | in | Reference to an Alarm type object, or to an object, which can generate a process alarm. |
Description
The actions allows to control the alarm states of the D2000 system objects.
- KVIT KVIT - alarm acknowledgement
- BLOCK BLOCK - alarm blocking
- UNBLOCK - alarm unblocking
Every action may be executed in two ways:
- Synchronously - notation with an assignment. Action waits for the execution of the given command. Action return code may get one of the following values:
- _ERR_TRANS_ABORT
- _ERR_TRANS_ERROR
- _ERR_TRANS_IGNORED
- _ERR_NO_ERROR
- Asynchronously - notation without any assignment. Action will require the system to execute the given command and the script continues executing another actions.
Example
| Blok kódu | ||||
|---|---|---|---|---|
| ||||
BEGIN
INT _stav
_stav := BLOCK alarm
IF _stav = _ERR_NO_ERROR THEN
MESSAGE "alarm has been blocked" ON srvskol1v.HIP
_stav := KVIT alarm ;attempt to acknowledge a blocked alarm
IF _stav = _ERR_NO_ERROR THEN
MESSAGE "alarm has been acknowledged" ON srvskol1v.HIP ;cannot be executed
ELSE
MESSAGE "alarm cannot be acknowledged, it is blocked" ON srvskol1v.HIP
ENDIF
ELSE
MESSAGE "failed to block an alarm" ON srvskol1v.HIP
ENDIF
END |