TX7211 Addressable Sounder Circuit Module
Installation & Operation Manual
4050100453-Rev1.1-1217
TANDA UK
Specifications are subject to change w ithout prior notice
8
High address: Fire alarm signal
Mode III
One Fire alarm signal
Mode IV
Two
Low address: pre-alarm signal
High address: continuous alarm signal
Pulse durations of pre-alarm and fire alarm are shown in Fig.7 and Fig. 8.
Fig.7 Re-alarm
Fig.8 Fire alarm
The module can connect with conventional sounder directly. Take conventional sounder strobe as
an example, the connection is shown in Fig. 9.
Fig.9
4 General Maintenance
1.
Inform the suitable personnel before conducting the maintenance.
2.
Disable Addressable Zone Monitor Unit on the control panel to prevent false alarm.
3.
Do not attempt to repair the circuitry of the Addressable Zone Monitor Unit, it may affect the
operation to respond to a fire condition and will void the manufacturer’s warranty.
4.
Use a damp cloth to clean the surface.
5.
Notify again proper personnel after conducting the maintenance and make sure to enable
the Addressable Zone Monitor Unit and confirm if up and running.
6.
Perform the maintenance on semi-annually or depending on the site conditions.
500ms
1000ms
420ms 280ms
