sounder | Page 3

sounder

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  1. J

    24v sounder and light

    I am looking for a 24v buzzer and light doesn't have to flash but I want it to latch on I have a constant 24v and a 24v signal which is a pulse if I can't get something of the shelf It's not beyond me to build something using a latching relay ( all though I would need some help with that as...
  2. W

    Alarm wiring

    I am in need of some assistance with my house alarm. When I moved in 3 years ago the alarm was already in place but not working, no battery and fuse pulled out. I have replaced the battery, put the fuse in and am able to operate the alarm exept for one thing, the external bell box just won't...
  3. S

    Alarm

    Hi guys, I got called out to a fault last night at the sea cardet building where my daughter goes. One of the upstairs lighting circuits had gone off and the alarm was ringing(internal sounder only), They told me it had been ringing since monday:rolleyes:. It turns out the braker...
  4. D

    Voltage drop

    Hi guys I wonder if someone can give me a bit of their advice. I have a customer who owns a medium size factory, he wants me to install a two sounders 230volt in an area so it warns people that there is a heavy vehicle coming, operated by a switch in the same area, by personel who are given...
  5. J

    Electromagnetic door..

    Hey guys Just been given a set of plans to price from and the electromagnet smoke alarm operated door has cropped up.... Not had any experience with these before. Any ideas on how they link into the smokes? Relay? Guess i should wire in a push switch to release the door as well. James
  6. Q

    smoke alarms in office premises

    hi there, i got a job to fit smoke alarms in office premises, it is 7 office rooms + kitchen. i am not sure whether it should be fire panel with zones or shal i just fit regular interlink domestic smoke alarms? what government body will inspect and give approval for this type of job? thanks for...

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