For the purposes of choosing a fire alarm there are certain tips that need to be considered. Dual sensor alarms, photoelectric and ionization are the types of smoke detectors. Photoelectric and ionization technology are the kinds of methods used in the various kinds of alarms. From the sensing chamber at an angle away from the sensor is where the light targets in photoelectric smoke alarms. Upon entering the chamber the light is defracted and reflected onto the light sensor which triggers the alarm. The kinds of fires that create a lot of smoke with or without many visible flames is smoldering fires and is detected by photoelectric alarms. Through buildup of dust in the photoelectric alarm fire unit, setting of the alarm is achieved.
Smoke from fast, flaming fires are detected by ionization smoke alarms as they detect small particles. This is a big difference compared to smoldering fires that release large particles. The working of ionization alarms is that it holds a small amount of radioactive material between two electrically charged plates that ionizes the air and creates a current between the plates. When the smoke enters the chamber it disrupts the current and activates the alarm.
In addition to the small particles of smoke that is produced by fast flaming fires, ionization smoke alarms can be triggered by the smoke produced by burnt food or by steam from the shower resulting to a false alarm. Either the kitchen or the bathroom are the most unsuitable areas for placing an ionization smoke detector.
The ionization and photoelectric sensors are combined into one unit to result to dual sensor smoke alarms. Some dual sensor models require both sensors to go off which delays on alert sounding. Only one sensor is required to tripped in order to sound the alarm in other models of dual sensor smoke alarms.
In order to invest on a fire alarms, things such as digital carbon monoxide display, silence buttons and interconnectability are considered. Fire alarms are required to have a flashing light as part of the smoke alarm’s warning system for the purposes of those whose hearing is impaired. Safety lights that provides illumination in the dark are a good recommendation for fire alarms.
In terms of interconnectability, fire alarms are linked to carbon monoxide detectors as when the fire sprouts the alarm is immediately triggered. Its quite important to link carbon monoxide detectors with fire alarms as some home are of multiple levels.
Instead of disabling the whole unit of the alarm there should be a silence button. A silence button is a temporary measure and when the alarm is triggered the alarm will sound again. The number of silence buttons present on the alarm is not at all affected. As for digital carbon monoxide detectors they are important for the home’s safety and display the level and concentration of carbon monoxide.