Almgr Alarm Group Function Block - Honeywell HC900 Reference Manual

ALMGR Alarm Group Function Block

Description
The ALMGR label stands for the Alarm Group function.
This block is part of the Alarms/Monitor category.
Function
The Alarm Group Function Block allows you to tie alarm groups into the Control Strategy particularly
when you do not have an Operator Interface. It provides remote acknowledgement of all alarms in the
group.
This block is always stored in the reserved block area (40 thru 59), are always in the configuration whether
visible in the FBD or not, and all outputs of the block are updates every alarm scan.
Input
ACK = acknowledges all alarms in group (rising edge). Clears UNACK.
Output
UNACK = ON when any of the alarms in the group have not been acknowledged.
ACTIV = ON when any of the alarms in the group are active.
Assign an Alarm Group
When you drag and drop an Alarm Group function block onto the worksheet, the "Assign Alarm Group"
dialog box opens.
Select an Alarm Group (1 - 20) from the drop down menu, then click "OK".
The function block will appear on the Function Block Diagram.
Configure an Alarm Group
1. Double-click on the Alarm Group function block. The Alarm Group Configuration dialog box will
appear. The Group Number appears on the dialog box.
2. Digital signals will be displayed in the "Selected Tags" field.
3. Enter the group title. Use any mix of numbers, letters, and spaces.
4. Click on a Signal Tag name, then click on ADD. The selected signal tag will be placed in the next
available position in the "Selected Tags" field,
OR
Select a position in the "Selected Tags" field, then click on INSERT. The selected signal tag will be
placed in the position chosen in the "Selected Tags" field and the other signal tags will reorder as
required.
Revision 11
2/07
HC900 Hybrid Control Designer Function Block Reference Guide
Function Blocks
ALMGR Alarm Group Function Block
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