![]() I have checked the output and it seems to be a low-level signal pulse for CO. User Guide for Model KN-COSM-IBA Combination Smoke and Carbon Monoxide Alarm 120V AC 2 - AA Battery Backup 2-LED Display Peak Level Memory. The Kidde Code One Combination Smoke & Carbon Monoxide Detector has voice alert that warns of fire, carbon monoxide, or low battery. Where I’m having trouble is the CO side – I was hoping it was as simple as a lower voltage (Like 4.5 vDC trips the CO, and 9VDC trips the Smoke) but this is not the case.Īny DC voltage between around 4 and 12vDC will trip the Smoke Detectors. I’m able to inject 9vDC into the interconnect line and it will trip (Test) all the smoke alarms just fine. Kidde KN-COSM-IBA Hardwire Combination Smoke Carbon Monoxide Detector Battery Backup Voice Warning Interconnectable (2-Pack) 4.6 out of 5 stars 148. The Kidde KN-COSM-IBA interconnected combination smoke and CO alarm combines an. I have all the Inputs working (Smoke and CO) but I need help with the outputs (Test function). kidde kn cosm iba problems Get the truth from people who own a Kidde. To do this, I am integrating the SM120X Smoke Relay Module and the CO120X Carbon Monoxide Relay Module via an ESP-32 running ESPHome. Combination Smoke and Carbon Monoxide Alarm Manual P/N 2544-7201-00 EN For questions concerning. Separate smoke and CO detects both dangers and eliminates the need for two separate alarms,Electrochemical co sensor is the most accurate technology available,Latching alarm indicator remembers which unit initiated an alarm 8. ![]() I am designing a custom home automation circuit board to interface Kidde Combo Smoke / CO Alarms (I’m using Model # KN-COSM-IBA) to my smart home setup (Home Assistant). Total shot in the dark here, but I figured if there was anywhere I could find an answer - this would be the place! Kidde KN-COSM-IBA Hardwire Combination Smoke/CO2 Voice Alarm 21006377 NIB. ![]()
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