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    4 wire System Sensor SS-4WTA-B with OPII

    I'm about to order my 4 wire smokes and want to make sure I understand the components needed. I'll be using one SS-4WTA-B 4 wire photoelectric with sensor one each floor. Each single smoke detector/sounder will be on it's own zone/loop. This is in addition to the 120V system in the house. The...
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    Voltage Level for input

    This came up in a discussion yesterday so I am turning to the HAI gods for an answer. Can an Omni Pro II detect, or accept, a voltage level as an input? Such as an occupancy sensor that turns on 24V (or less) when occupancy is sensed? Thanks. CB
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    Elk 912B relay

    I want to use the 912B relay in 24V mode to use as a trigger when the voltage trips it. However, my input source will only provide 24V at 5mA, and it appears the relay needs a minimum of 10mA before it trips. Is there any way I can modify the relay detect the trigger? Thanks CB
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    calculate bundle thickness

    I am sure somebody posted a link to a calculator to work this out but I can't find the thread, can someone help? I'd like to calculate my bundle diameters as I've discovered the channel vision cans, although they have an 1 3/4 knockout, will only accommodate an 1 1/4 bushing, which seems small...
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    splicing 18/4 - plumbers burnt through it

    I had a call this am from my plumber who burnt through 2 of my 18/4 wires. One feeds a LV smoke on the main floor, the second feed an occupancy sensory on the main floor (carries 24v). I'm wondering what peoples thoughts are on using b connectors to splice new wire in from the break point to the...
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    wiring the garage door

    Hey guys, I've already got my wiring in place for garage door sensors but I'm wondering what the consensus is on wiring to the actual opener for automation. Is there a preference to wiring directly to the opener, or just the switch mounted on the wall? Any benefits? What wire did you use? I've...
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    wiring an occupancy sensor

    Hey guys, Based on other posts in the forums I picked up a Leviton Ultrasonic Occupancy sensor model # ODC10-U0W and the power pack to power it ODP13-10. The power pack wires directly to 120V and provides 24VDC ad 33mA out to the sensor. This system is designed to control a 120V load (ie...
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    OPII, 4 wire smoke and EOLs

    I'm about to complete my order on AO for a new system and I'm wondering about 4 wire smokes. According to the KB on HAI "All fire devices (smoke, heat, and gas detectors) must be wired normally open, with a 1K resistor installed." Ok no problem I understand that, but since I'll be disabling EOL...
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    any special wiring required for Omnistat?

    I'm still in the pre-wiring stage of my home automation/security/network/CCTV etc. Yesterday an HA guy in the city here told me to make sure I pull 18/2 for 24V to the back of the Omnistat2. I had already planned a cat5 to that location, but do I also need to pull 18/2? I mean, there is already...
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    I know it's been discussed 1000 times, Omni or Elk

    I'm suffer from what many must suffer from when they start to do hours upon hours or reading on HA and security, information overload. I had initially decided on HAI Omni Pro II, but almost every post I read on here people end up choosing the M1. I'm not opposed to the M1 so I've been...
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    quick questions and looking for advice

    so we're building a new house. I had originally chosen an Ademco V20p to install and I've done all the prewiring for doors, windows, motion, sirens, smoke and touchscreens. I was going to install the 8132i touchscreen so I can view all my security cams when I stumbled upon HAI OmniPro. While...
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