User's Manual

Alarm 3
Select External alarm 3 if you intend to use an external alarm sensor.
You can choose any alarm level.
Select Fiber Optic Alarm to be able to alarm for link errors between the
repeater and the base station, if fiber optical interface (optional) is used.
You can choose any alarm level.
Alarm 4
Select External alarm 4 if you intend to use an external alarm sensor.
You can choose any alarm level.
Select Door to be able to alarm for open repeater door, if door switch
(optional) is used. You can choose any alarm level. The door alarm is
activated 30 seconds after initiation, i.e. the repeater cover can be opened
for 30 seconds to turn the alarm off before the alarm is activated.
Inverted input
Checking this box toggles the alarm switch connection from being active
closed to active open (see the P33 Alarm Port section in Chapter 3).
LED Intensity
The brightness of the led visible from the outside of the repeater. This
feature makes it possible to reduce the brightness, e.g. to eliminate the
risk of disturbance or misunderstanding when placed in subways, etc.
Buttons
Click the Update button to download the alarm settings to the repeater.
The alarm status is shown in the CU Testpoints window (see Testpoints in
Chapter 10).
Notepad opens the notepad in which you can read or write information
which is then stored in the repeater (see Notepad in Chapter 10).
Alarm Info opens an alarm text box in which you can type your own
external alarm texts. Click Update and Close after typing a new text.
Figure 11-2. Alarm text box
ALLGON System AB AR Repeaters & OMT32 Software – Alarms and Events
User’s Manual VD202 90/EN Rev. 1A 1999-07 11 - 5