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james.wilson

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Everything posted by james.wilson

  1. id assume its to identify the unit in alarm vs the sea of other sounders? old regs it had other purposes. I'm thinking I'm gonna help you fail
  2. that's an obvious one you can do that
  3. you do have to a bit yourself. How would you do this? you do know i work at tavcom don't you?
  4. id go thick and say pet tolerance
  5. yes it will. The more current you pull the more the volts will drop. No current = no vd. If you pull a load then you need to think about it
  6. It's probably more simple I tend to under simplify please don't use mine you will probably fail.
  7. I was thinking about how they work, am might be part of it but am isn't anything to do with how they detect movement, well not at more than a few cm I've just reread yes it probably is that basic
  8. control equipment, detection, user interaction and reporting. Im done now. Let me know how I did
  9. im assuming this is about the difference between dual edge and quad edge elements. Can't see its logic vs pulse count. You could go leftfield and add alarmcom fuzzy logic ir220 into it
  10. a. Ideally 13.69 but that is now 13.75 as most diag cant hit that resolution b. Ohms law depends on the resistance and the distance. Resistivity is what matters. If the course is up to date id assume you discussed copper vs cca
  11. It's way better to simplify. You do know someone is gonna ask you to put all your questions together lol
  12. id break em down. One post one question. I read the first then got bored mid way through the second. I don't know what the third was. Break it down and more will reply
  13. only etsi panels I know are the spc and the hkc
  14. flush contacts I like these https://www.securitywarehouse.co.uk/catalog/elmdene-en3qfc-grade-3-flush-contact-green-resistors-p-1620.html
  15. could you post pictures of the doors?
  16. As above in old term its an SAB, sas or scb
  17. Off topic I thought U was working for a glos based firm?
  18. Set up semaphore or smoke never use tap its awful
  19. Hello
  20. just use an optima and a couple of door contacts
  21. before you throw away your meter is the battery ok in the meter itself. When they get low it causes them to over read
  22. maybe put a new battery in the meter?
  23. I played with this a few years ago and when i get round to it will use it properly http://getvera.com/
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