TRvis a tamper return fault. That's telling you something is wrong with the alarm sensors or the wiring.
It would be a very bad idea to disregard the message. Your property is not protected.
Find out what is causing thbtamper fault.
Is there any wiring damage? Are all sensor covers properly fitted and secured?
More info here
https://securifix.com/downloads/Scantronic%209800%20User%20Guide.pdf
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