You create an out of reference range alarm to trigger an alarm when a variable, such as a temperature, differs from a reference value.
In WorkStation, in the System Tree pane, select the folder or EcoStruxure BMS server where you want to create the alarm.
On the File menu, point to New and then click Alarm .
In the Create Object wizard, in the object type list, select Out of Reference Range Alarm .
In the Name box, type a name for the alarm.
In the Description box, type a description for the alarm.
Click Next .
In the Alarm Trigger page, in the Upper deviation limit box, enter the upper limit the monitored variable is allowed to deviate from the reference variable before the alarm is triggered.
In the Lower deviation limit box, enter the lower limit the monitored variable is allowed to deviate from the reference variable before the alarm is triggered.
In the Deadband box, enter the range the monitored variable has to pass within the normal range before the alarm is reset.
In the Monitored variable box, enter the variable that the alarm monitors.
Click the Set unit button
If the monitored value has a unit of measurement defined, the alarm limits and deadband are assigned that unit by default.
In the Unit Selection dialog box, select the unit of measure.
In the Prefix box, select a prefix for the unit.
Click Select .
In the Reference variable box, enter the reference variable to compare with the monitored variable.
In the Disable alarm box, select whether or not to create the alarm in disabled mode.
Under Time delay and shunt variable , in the Alarm delay box, enter the time delay before the alarm is triggered.
In the Reset delay box, enter the time delay before the alarm is reset.
Select Invert to have the alarm enabled when the first shunt variable is active.
In the Alarm Trigger page, in the Shunt variable 1 box, enter the digital variable that enables or disables the alarm.
In the Operator list, select AND or OR to add logic between the first shunt variable and the second shunt variable.
Select Invert to have the alarm enabled when the second shunt variable is active.
In the Shunt variable 2 box, enter the digital variable that enables or disables the alarm.
Click Next .
In the Presentation page, in the Above upper limit message box, type the message to display when the monitored variable exceeds the upper alarm limit.
In the Below lower limit message box, type the message to display when the monitored variable falls below the lower alarm limit.
In the Reset message box, type the message to display when the alarm is reset.
In the Category box, enter the category the alarm belongs to.
In the Category 2 box, enter the second category the alarm belongs to.
In the Prefix for alarm source name box, type a prefix that is added to the beginning of the source name property of an alarm record.
You can add alarm substitution codes to a prefix for the alarm source name. Für weitere Informationen siehe Alarms Substitution Codes .
In the Above upper limit priority box, enter the priority of the alarm when the monitored variable exceeds the upper alarm limit.
Select Same priority to let all priorities inherit the value in the Above upper limit priority box.
In the Below lower limit priority box, enter the priority of the alarm when the monitored variable falls bellow the lower alarm limit.
In the Reset priority box, enter the priority for alarm when it is reset.
Select Auto hide to automatically hide the alarm from the Alarms pane or Alarm View.
Select Flashing alert to make the alarm flash in the Alarms pane and Alarm Views when it is triggered.
Select Audible alert to make a sound when the alarm is triggered.
In the Custom audio box, enter the path to the custom audio file you want to play when the alarm is triggered.
If you have selected Audible alert but not selected any custom audio file, the default alarm sound is played when the alarm is triggered.
Select Disable state-change logging to prevent an alarm state change from creating an event.
Click Next .
In the User Action page, select the type of acknowledgement to use:
Click No when the alarm does not need to be acknowledged.
Click Single when the alarm needs to be acknowledged once, either in the alarm state or reset state.
Click Extended when the alarm needs to be acknowledged in both the alarm state and the reset state.
In the Cause note group box, enter the cause note group that you want to connect to the alarm.
In the Action note group box, enter the action note group that you want to connect to the alarm.
In the Checklist box, enter the checklist that you want to connect to the alarm.
Select When acknowledging an alarm: Comment to force the user to add a comment to the alarm before the alarm can be acknowledged.
Select When acknowledging an alarm: Cause note to force the user to edit the connected cause note before the alarm can be acknowledged.
Select When acknowledging an alarm: Action note to force the user to edit the connected action note before the alarm can be acknowledged.
Select When acknowledging an alarm: Checklist to force the user to go through the connected checklist before the alarm can be acknowledged.
Under Required user actions , select the actions for Comment , Cause note , and Action note to force the user to act on the listed actions.
Click Next .
In the Attachment page, click the Add attachment button
In the Select Object dialog box, select the object you want to attach to the alarm and then click Select .
On the Attachment page, in the Display on alarm column, select the check box to automatically open the attachment when the alarm is triggered.
Click Create .