Axis 2n SingleTalk User Manual page 64

Protection against Unintentional Initiation
Since the main purpose of the
person gets trapped in the lift), any call can be regarded as unnecessary, if the lift
cabin door is open. So, where available, a door contact can be connected to the ST
input labeled as CANCEL and a delay can be programmed for the
connection after the ALARM button is pressed. Therefore, in case someone presses
the ALARM button by mistake, the lift gets to a certain floor during this delay, the
door opens and the call is cancelled. Or, it is possible to set the minimum button
pressing time to avoid most false ALARM cases.
Automatic Repeated Multiple Numbers Dialing with
Confirmation
Caution
This a default
highest possible connection reliability. Automatic dialling can disabled or
switched into the 'no-confirmation' mode but, in that case, the
manufacturer assumes no liability for subsequent damage if any.
Up to 6 telephone numbers and the count of dialing repetitions can be stored in the ST
memory for the ALARM
available). The ST thus tries to get through to all numbers stored. Tone dialing (DTMF)
is used as the most reliable connection-confirming criterion. The dispatcher must
press button on its telephone (in the DTMF mode). If the called number is busy or
nobody answers the phone within a defined timeout, or in other cases (as defined in
the table), the ST tries to call the following number from the list until it completes the
pre-defined number of cycles. If the number of cycles is 0, automatic dialing is turned
off and the ST calls to one number only.
In this mode, the
recorded message) so many times as preset. The message can be muted by pressing
button , or confirming connection with button
The ST default mode is "Speakerphone automatic dialing with confirmation". There are
some other modes designed for specific applications, one of them being
"Speakerphone automatic dialing without confirmation"; see later.
2N TELEKOMUNIKACE a.s., www.2n.cz
ST is to call help in case of emergency (whenever a
ST mode set by the manufacturer, which provides the
button (or 2 numbers where no voice recording module is
ST repeats the "Wait please..." message (or any relevant user-
ST
.
to make
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