Mircom TX3 Series Configuration Manual page 53

7.2 Timers
7.2.1 Maximum talk timer
The maximum talk timer starts when the communication between the TX3 Nano
and the tenant is established. When 10 seconds are left in the timer a warning beep
is send to the tenant to indicate the system is about to hang up. When the timer
ends, the TX3 Nano hangs up. The maximum talk timer can be programmed for
30 to 300 seconds (5 minutes). See section 2.6.6 on page 20.
7.2.2 Door held open warning timer
The door held open warning timer starts when access is granted. If this timer
expires but the door has not closed, a Door held open warning is issued to the
Configurator and the common trouble status becomes active. If the door closes
before the door held open warning timer expires, the timer resets and no warning
report is sent to the Configurator. The door held open warning timer is
programmable from 10 to 900 seconds (15 minutes). The default is 30 seconds.
See section 2.8 on page 27.
7.2.3 Door held open alarm timer
The door held open alarm timer starts when the door held open warning timer
expires and the door remains open. When this timer expires and the door is still
open, a Door held open alarm is sent to the Configurator and the common alarm
status becomes active. The door held open alarm timer is programmable from 10
to 900 seconds (15 minutes). The default is 60 seconds. See section 2.8 on page
27.
7.3 Call Restrictions
Calls to the resident from the TX3 Nano can be restricted by a schedule (see
section 2.6.7 on page 21).
7.4 System Status
The controller monitors inputs for trouble and alarm conditions.
7.4.1 Common trouble
The common trouble indicator is active when any of the following inputs receive
a trouble condition:
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TX3 Nano Configuration Manual
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Any supervised input
Access Criteria
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