
Fault Output
The fault relay contacts, C, NO and NC operates if the PSTN line is cut, the link
to the Paknet base station signal is lost, after 3 unsuccessful call attempts are
made on the PSTN or 10 unsuccessful attempts are made on the VDN.
Fig 8 details the Fault Relay operation in these various situations.
Fault Panel Day Panel Set Panel Alarm
PSTN fault only Continuous 2 sec pulse Nothing
VDN fault only Continuous 2 sec pulse Nothing
Both PSTN & VDN Continuous Continuous Continuous
3 attempts on PSTN 2 sec pulse 2 sec pulse 2 sec pulse
10 attempts on VDN 2 sec pulse 2 sec pulse 2 sec pulse
Total fail PSTN & VDN Continuous Continuous Continuous
Fig 8
Aux Output
The Aux relay contacts, C, NO and NC can be programmed to :
a) Change state if a tellback signal is generated by the alarm abort sequence
or is sent to Dualcom from a remote centre using the CS1054 Programming
and Downloader software.
b) Change state when Dualcom has successfully communicated with the ARC.
Note: On the Plug On version, these terminals are not fitted and the
relevant signals are automatically fed via the plug-on pins to the control
panel.
If the CS1050 Expansion module is fitted, a 8 further outputs are provided. See
page 19. These can be remotely controlled via the VDN radio path using the
CS1054 Downloading Software.
For a full list of programmable features see instructions for the CS1054
Dualcom Programmer.
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