Questions tagged [alarm]

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12 votes
4 answers
4k views

I turned a breaker off, and now the security alarm system won’t stop beeping

I turned off a breaker for about an hour. I then heard a low beeping noise, not the full-blown alarm siren. I turned the breaker back on, but the beeping persisted. We called the alarm company. They ...
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-1 votes
1 answer
48 views

DSC PowerSeries alarm panel

I have a DSC PowerSeries alarm pad and the display is now hard to read. Is it possible to just replace the display screen or how hard would it be to upgrade the keypad with a digital touchscreen type ...
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0 votes
1 answer
127 views

Beeping Alarm in House

We have a mysterious beeping/chirping sound that occurs in the house. It starts in the morning usually. Five beeps in a row at a regular interval, then five beats again after about a minute or so. ...
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0 votes
4 answers
126 views

Hard wire 5V DC home alarm system to 29V AC Output

I recently purchased and installed a new home alarm system which is supposed to be powered by a USB cable plugged into an adapter rated at AC100-240V input and DC5V 1500mA output. The problem is that ...
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  • 185
0 votes
2 answers
50 views

why does my motion detector turns on during startup

i am trying to use a motion detector to turn on a light and small alarm using a smart switch to power it so i can program and use phone to operate problem is when it switches on at night it starts by ...
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0 votes
0 answers
27 views

Imperial Upright Freezer IFC2111A alarm not working

I have an Imperial Upright Freezer IFC2111A. For years, the alarm has not worked on it. I just had an "open door" incident the other night and lost everything - the alarm never went off. I'm ...
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0 votes
2 answers
165 views

Is this an Ethernet cable running to my alarm panel?

8 conductor cable, not plugged into anything nor terminated. Thank you! EDIT: Just to clarify, I'd like to use it as an Ethernet cable and it is not currently being used for anything, so I want to see ...
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0 votes
1 answer
27 views

Water Leak Detector Recommendations - Adjustable Volume and Easy to Silence [closed]

To make a long story short I have an HVAC unit in a small rental property that leaks condensate and in order to apply a fix, we first must catch the leak in the act to better understand root cause. My ...
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  • 101
2 votes
2 answers
271 views

What is this thing on my wall? Some sort of alarm?

On the wall in the hallway of my new house is this thing: It's about 6 inches to a side and mounted right at the top of the wall. I assumed it was a wireless chime for a (since removed) doorbell, so ...
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0 votes
2 answers
212 views

Using rj45 connectors for home alarm wiring

I'm setting up my home alarm (a dsc 1832) using cat5 cables (these were the closest I could find in my country to the specs recommended by the 1832 manual). I've had to make some splits since the cat5 ...
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1 vote
0 answers
95 views

DSC Power 832 - Security Setup Takeover

I have a DSC 832 control panel that I see installed in a house I moved to recently. However, I am not sure where to begin to take control of the system. Could someone point me to a starting point? ...
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0 votes
1 answer
165 views

Unplugged alarm panel - battery died - keypad says low battery

I have a honeywell alarm panel that I believe trickle charges a 12v 4ah casil lead-acid battery. The panel and battery are ~2 years old. It was unplugged while doing a drywall repair and the battery ...
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2 votes
2 answers
3k views

Can I disable an old security system by disconnecting the transformer?

I switched from my old security alarm to a diy alarm system. I want to completely shut down the old alarm system and keypad. Is I possible to remove the wires of the transformer? I don't know what to ...
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-1 votes
1 answer
69 views

How to get dense smoke from alarm system? [closed]

I'd like to install a smoke machine to try and deter burglars from breaking in to my property however due to the size of it, I'd need two machines which I cannot afford. So, I thought that I'd try my ...
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0 votes
0 answers
130 views

I want to mount an alarm motion sensor in the corner of a room - what do I need to know?

I have an alarm system that I'm going to fit myself, the motion sensors will be mounted in the corner of the rooms - presumably as the screws are relatively short (maybe a 1 to 1.5 inch long) this is ...
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1 vote
2 answers
2k views

Can you run an individual wire to link smoke detector together?

In my home, I have a hard-wired smoke detector / fire alarm (https://www.lowes.com/pd/First-Alert-Wireless-Interconnect-AC-Hardwired-120-Volt-Photoelectric-Sensor-Smoke-Detector/1000456469) that is ...
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0 votes
1 answer
507 views

How do i replace the battery in this smoke detector? It wont stop beeping

Its been beeping for ages and im sick of it, ive tried sliding as it says to but ive had no luck...
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1 vote
1 answer
2k views

How can I completely shut off / inert my home alarm system?

I am asking more-or-less the same question as in this post: How can I disconnect power to an ADT alarm system? The house has an ADT alarm installed by its previous owner. I am not paying for ...
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3 votes
1 answer
79 views

Ademco Alarm — identify these things on the wall?

Purchased a home built in 1999 and it has several of these things on the wall that are part of an ADEMCO-made security system. Can you identify what the purpose of these devices? The yellow light ...
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0 votes
1 answer
4k views

Removing Home Alarm System (UK)

I recently moved into a new home and it has a home alarm system installed. The system appears to be inactive, there's a keypad on the wall downstairs and a larger control unit upstairs - neither of ...
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  • 123
2 votes
0 answers
255 views

Very strange alarm test sound that occurs every 34 minutes (video)

There's a very strange test/alarm sound that occurs every 34 minutes. I checked the smoke alarms and replaced the batteries so it's not coming from those. It almost seems to be coming from the ...
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  • 21
0 votes
1 answer
495 views

Is it feasible/worth it to recover an alarm system keypad that is unreliable?

Our home has a Paradox brand security system with a keypad: Over the years the keypad had become more and more unreliable to the point where the 0 key was very difficult to press successfully, and ...
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  • 115
0 votes
1 answer
82 views

Trigger an alarm with wired smoke detector

I am looking for a solution that would make the wired smoke detector in the apartment downstairs trigger an alarm. The purpose is to be alerted if there is smoke while the tenant is away/in the shower....
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0 votes
1 answer
186 views

Is it acceptable to run 22/4 security wire along side Cat6 and Coax cables, or is there any possibility for interference?

Security wire is connected to motion/vibration/magnetic sensors and alarm keypad. Can it disrupt the alarm system? or cause speed/performance loss in the cat 6 transmissions?
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  • 101
1 vote
0 answers
551 views

Power options for alarm keypad

I'm installing an alarm system and I'd like some help figuring out the best way to provide power to the keypad. The keypad uses a micro USB cable for power. I want to mount the keypad on one side of ...
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  • 710
18 votes
7 answers
14k views

Alarms on Doors that have Access to a Pool

I am finishing up renovating my pool and I changed the configuration of the barrier fence I previously had. I now use my house itself as the 4th side to keep the pool deck open (since our kids are ...
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  • 299
0 votes
1 answer
110 views

Garage door Versus home security

I had a wireless security system installed by Safetouch (who monitors my system) in place of my existing standard security. A suggested upgrade by their technician. The very next day I get in my car ...
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1 vote
1 answer
6k views

How to tell if my smoke detector is hardwired or battery powered?

I have a smoke alarm that keeps beeping every 30 minutes or so even after I replaced the battery. I'm thinking it's probably time to replace it. I'm trying to figure out if it's hardwired or battery ...
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1 vote
2 answers
906 views

install smoke/fire detector in basement

I would like to install smoke detector in the basement, which has the following layout: +----------------------------------------+ | | Small ...
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  • 1,209
0 votes
0 answers
919 views

Removing or re-using doorbell from home alarm system

My home has an alarm system inside that I've never used and don't have much interest in. I don't know if there's a password needed for the panels, and I haven't tried to program them. At some ...
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  • 798
4 votes
2 answers
533 views

Can central alarm smoke detectors be used instead of 120v smoke detectors in a new residence?

Code requires that new residential construction have a smoke alarm in each bedroom and outside of each bedroom, and that the smoke alarms be interconnected. (They all go off at once). If you plan to ...
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  • 1,502
0 votes
1 answer
34 views

Exterior Home security/Lighting compatibility

Are there any exteriour security lighting systems via sensor or light you can connect to your exterior home lights for security.. For example if there are sensors I could buy and put around my big ...
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1 vote
0 answers
112 views

Please help identify thing wired into my home alarm

Wired into my alarm panel per the enclosed photo is a small black-wrapped device wired to the 12V+, - & Earth. What might this be for - voltage stabilisation, noise reduction, ...? Grateful for ...
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1 vote
1 answer
96 views

What's in my mystery box?

I recently moved into a new house, and as part of trying to understand (at a basic level) how everything is wired and plumbed together I've come across a metal box, on the wall of my kitchen. What is ...
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0 votes
1 answer
940 views

Home Alarm System Wire Box Placement

I have a new home construction and the home alarm system is being installed. I would like recommendations on the placement of the System Box. I'm thinking in a closet, and mounted on the wall up ...
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2 votes
2 answers
181 views

Explain different type of fire detector?

I bought a house and just replaced 8 hardwired smoke alarms that were 10+ years old units like this. They had the typical high voltage red/white and red interconnect wires, with thick wires. However ...
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  • 247
0 votes
1 answer
156 views

Is it possible to use a single wire smoke alarm with an alarm system?

I'm in the process of installing an alarm system that supports 2 or 4 wire low voltage fire alarms. The house is wired with high voltage single wire smoke alarms. As I understand it, there are ...
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  • 277
0 votes
2 answers
81 views

Seeking Alarms Suggestions for open refridgerator

I plan to add this socket to the refridgerator light bulb to enable another device to signal when the refridgerator is open. The fridge is in the garage and the kids seem to leave it open. If you ...
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3 votes
2 answers
168 views

Nuisance smoke alarms

Recently, four of the six battery-operated smoke alarms in our house have started going off every few days, for no obvious reason. The four that have been going off are of three different models, ...
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3 votes
1 answer
15k views

How can I disconnect power to an ADT alarm system?

I recently bought a house where the previous owner had an ADT alarm system. Since home alarms are next to useless, I didn't continue the service. Recently, I had a power outage due to hurricane ...
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  • 223
1 vote
2 answers
597 views

How can I troubleshoot faulty carbon monoxide and fire alarms that give false positives?

This is kind of an odd one. Recently, my alarms have been going off. It started a couple weeks ago where my neighbor said the carbon monoxide alarm was going off for 10-15 minutes then stopped. Last ...
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1 vote
2 answers
66 views

Opening Ademco Vista 20p panel

(Sorry if this is the wrong site for this question.) I just bought a house which has a Brinks home security system. The service is not active. I believe the main system is an Ademco Vista 20p, or ...
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  • 111
1 vote
0 answers
589 views

Smoke alarms start beeping after switching on the mains

I have two smoke alarms in my flat. Recently I had to change the battery for one of them, so I switched off the mains, disconnected the alarm, replaced the battery, tested it, and reconnected the ...
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  • 11
1 vote
1 answer
364 views

4-Wire smoke detectors with home runs

Our house has 10 wired smoke detectors. They are currently 2-wire sensors - but each is on a separate home run back to the panel...each has an EOL resistor at the detector. The old panel (a DMP I ...
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3 votes
3 answers
8k views

can someone disarm our ADT alarm system by removing the cable?

We have an ADT alarm system , the other night I heard a neibor saying he could disarm our alarm system .. he tried telling someone ells how to do it .. said it was the 3rd cable to the right or the ...
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2 votes
2 answers
5k views

Need help with correct wiring when replacing a hardwired smoke detector

I was wondering if someone with some electrical experience or experience with these particular smoke detectors can assist with the replacement process. I have a home security alarm system that has ...
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2 votes
2 answers
2k views

Rewiring My Security Alarm Power Source

A year or so ago when I got my security system installed, they drilled a whole in my wall under an outlet and mounted a permanent plug there. I would like to reclaim this plug for both convenience ...
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  • 283
6 votes
1 answer
15k views

Is there a way to reuse ADT's alarm sensors without using their central service?

We moved in to a house where previous owners had ADT's alarm system. The board is still there and I'm planning to remove it because it doesn't do anything at the moment. But the (wireless) sensors ...
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  • 607
2 votes
1 answer
350 views

Inheriting an alarm system in our first house

My wife and I just bought our first house and it came with an alarm system already installed. It looks like it's active but we didn't get any information on it when buying the house. What do I need ...
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2 votes
3 answers
8k views

Integrating hard-wired smoke detectors with fire sprinkler waterflow sensing

If you are in a house with interconnected smoke detectors (hardwired or hardwired/battery combo), can you interconnect them with the waterflow switch for a home fire sprinkler system, or do you need ...
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