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Joined: May 2007
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Moderator-1A2, Cabling
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Moderator-1A2, Cabling
Joined: May 2007
Posts: 5,058 Likes: 5 |
What Hal said.
At least here in NY a dedicated, analog, copper POTS line for elevator and fire alarm.
When I did large hospitals, where the switchboard was manned 24/7 we used PBX extensions, but otherwise the inspectors wanted CO Dial tone.
Sam
"Where are we going and why are we in this hand basket?"
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It would be helpful to know from where the OP is installing this. In PA, you MUST have a copper dedicated phone line. A lot of places try and get away with using a shared line, but if the elevator inspector detects it, he will demand the line be dedicated. We, at one time, used a device made by Viking that allowed two elevators to share one line and, to my surprise, was OK with the inspector. Recently, I had to provide a line for a new elevator and the elevator inspector made me walk him to the Demarc to prove there was nothing else connected to the line.
Rcaman
Americom, Inc. Where The Art And Science Of Communications Meet
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Joined: Feb 2014
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Moderator-1A2
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Moderator-1A2
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How is this handled in areas that are strictly Fios or other LEC fiber? I know in many cases the copper plant is still there, but I know I've seen some Fios areas in Massachusetts, for example, where I didn't see ANY copper left on the poles. Do they make exceptions for a Fios install if there's just no copper to be had? Do they make the ONT battery backup part of the yearly elevator inspection? This must really stick in the craw of providers like VZ who are trying to run away from copper.
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Joined: Feb 2005
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Good question, I haven't run into that yet here. I remember that Cablevision has a disclaimer of sorts saying basically that their phone service can be used for alarm reporting but don't rely on it and they are not responsible if you do. I know that my service goes down for maybe 10 minutes at a time every once and awhile, didn't check but I suspect that they are rebooting my modem. Probably why security systems now use cellular as a backup. Fire systems require two dedicated copper lines, primary and secondary also.
-Hal
CALIFORNIA PROPOSITION 65 WARNING: Some comments made by me are known to the State of California to cause irreversible brain damage and serious mental disorders leading to confinement.
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In Central PA it is a required stand alone line. Doesn't matter what way it was delivered, Cable, Fios, copper, etc., it just has to be it's own dedicated line. And the inspector we had did the same as Rcaman's did a little while back.. I had to take him to the cable company demarc an show him that the elevator was the only connection on the line.
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Joined: Feb 2005
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And the inspector we had did the same as Rcaman's did a little while back.. I had to take him to the cable company demarc an show him that the elevator was the only connection on the line. And how would he know? WE couldn't be sure without some testing. I have phone lines that come from the terminal in the basement of a building and cross connect in three or four telephone closets on each floor before it gets to the elevator machinery room on the roof. So what am I supposed to do, point to some binding posts in a 500 pair terminal that cross connects to a wall full of 66 blocks and say "yup, there it is"? -Hal
CALIFORNIA PROPOSITION 65 WARNING: Some comments made by me are known to the State of California to cause irreversible brain damage and serious mental disorders leading to confinement.
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Go to the elevator dial the TSP. Go yo the Aerial/Underground dial the TSP. If the number reports the same, it's good. What happens between points A and B is another matter.
John 807
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Joined: Feb 2013
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It would be helpful to know from where the OP is installing this. In PA, you MUST have a copper dedicated phone line. A lot of places try and get away with using a shared line, but if the elevator inspector detects it, he will demand the line be dedicated. We, at one time, used a device made by Viking that allowed two elevators to share one line and, to my surprise, was OK with the inspector. Recently, I had to provide a line for a new elevator and the elevator inspector made me walk him to the Demarc to prove there was nothing else connected to the line.
Rcaman The state is Utah and I have already cleared it with the regulators. Centurylink said they have a product called a measured line designed for low use such as elevator phones,security&fire alarms in which you pay a low amount like $23 a month then $.08 cents a minute for ALL calls(even local, toll free, etc...) However, after signing up for the service the bill came in higher than before. They said it was not allowed in the state, however, I can't find any regulatory agency who will backup the information. I think it may be more like they are not being forced to do it so they refuse to provide the less expensive service. I'm under the impression the line is identical to a regular pots line except its a lower cost if your usage is low. In any event, it will be a good day when I can cancel the centurylink lines. Thanks.
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Good question, I haven't run into that yet here. I remember that Cablevision has a disclaimer of sorts saying basically that their phone service can be used for alarm reporting but don't rely on it and they are not responsible if you do. I know that my service goes down for maybe 10 minutes at a time every once and awhile, didn't check but I suspect that they are rebooting my modem. Probably why security systems now use cellular as a backup. Fire systems require two dedicated copper lines, primary and secondary also.
-Hal What is the point in having 2 copper lines from the same company when most things that will bring down line #1 will also bring down line #2. They are probably traveling the same path to the same equipment in the same central office. I have 2 phone lines in my house and them either both work or both don't work.
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Joined: Feb 2005
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I've not found that to be true except with the cable companies or something like FiOS. Of course there is always the possibility of things going wrong between the terminal and your house with a copper plant. But other than that the chances are, barring a catastrophic failure, of more than one pair developing a problem at a time are mitigated because they don't all travel the same route.
-Hal
CALIFORNIA PROPOSITION 65 WARNING: Some comments made by me are known to the State of California to cause irreversible brain damage and serious mental disorders leading to confinement.
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