[Full Guide] How To Connect Door Alarm Sensor On Phone?


[Full Guide] How To Connect Door Alarm Sensor On Phone?

A door alarm sensor connected to a phone is a security device that alerts you when your door is opened or closed. It sends a signal to your phone when the door is opened or closed, so you can be notified wherever you are.

This device can monitor entry and exit to your home, office, or business. It can also alert you when a door has been left open too long. With a door alarm sensor connected to your phone, you can enjoy knowing that your home is secure.

What is a Door Alarm Sensor?  

A door alarm sensor is a device that is used to detect when a door or window is opened or closed. It can be used to detect intrusions into a home or business or monitor people’s comings and goings.

The sensor typically consists of two parts: a magnet and a switch. The interest is mounted on the frame of the door or window, and the controller is mounted on the door or window itself. 

When the door or window is closed, the magnet and switch are in contact, and the sensor is in its normal state. When the door or window is opened, the interest and control are separated, causing the button to activate and trigger the alarm.

How it works

A temperature sensor is a device that detects and measures temperature changes. It works by detecting the change in temperature and sending a signal to a system or device, which interprets the signal and displays the temperature reading. 

Temperature sensors can be used for various applications, such as measuring the temperature of the air, water, or soil, monitoring the temperature of machinery or medical equipment, or even controlling the temperature of a room or building. 

Temperature sensors can be analog or digital and come in various forms, such as thermocouples, thermistors, and resistance temperature detectors (RTDs). Depending on the type of temperature sensor, the signal it sends may be an analog voltage or a digital signal.

Benefits of Using a Door Alarm Sensor 

1. Peace of Mind: A door alarm sensor can provide peace of mind by alerting you of any suspicious activity or intrusions. It can be connected to your phone, informing you of any action or motion detected by the sensor. 

2. Safety and Security: Door alarm sensors can help keep your home or office safe and secure by alerting you of unauthorized entry. It can deter potential intruders, as they know they will be detected if they attempt to enter.

3. Convenience: Door alarm sensors can be connected to your phone, allowing you to control it remotely. This means you can check the status of the alarm from anywhere, allowing you to respond quickly to any potential security threats.

4. Cost-Effective: Door alarm sensors are a cost-effective way of monitoring your home or office for intrusions. They are relatively inexpensive to install and maintain and can provide peace of mind that your property is being monitored.

Types of Door Alarm Sensors 

1. Magnetic Door Sensor: A magnetic door sensor is a device that uses a magnet to detect when a door is opened or closed. The sensor usually consists of two parts: an interest and a switch. When the door is opened, the magnet pulls the button away from its position, triggering the alarm. These sensors are best for home security systems, as they are simple and reliable.

2. Pressure-Sensitive Door Sensor: Pressure-sensitive door sensors are usually used in commercial security systems. They detect pressure changes that occur when a door is opened or closed. The pressure sensor detects and triggers an alarm when the pressure difference reaches a certain threshold.

3. Infrared Door Sensor: An infrared door sensor uses an infrared beam to detect when a door is opened or closed. The shaft is interrupted when the door is opened, and the alarm is triggered. These sensors are best for outdoor applications, as they are not affected by weather conditions.

4. Motion-Activated Door Sensor: Motion-activated door sensors use motion detectors to detect when a door is opened or closed. When the motion detector senses movement, it triggers the alarm. These sensors effectively deter intruders, as they see signs even when the door is slightly ajar.

5. Glass Break Sensors: Glass break sensors detect the sound of breaking glass. When the sound is detected, the sensor triggers the alarm. These sensors are commonly used in commercial and large residential buildings, providing an extra layer of protection against intruders.

Installation of Door Alarm Sensors 

1. Gather the necessary materials and tools.

You will need a door alarm sensor, a power drill, screws, wire cutters, a screwdriver, and a power source.

2. Select an appropriate location.

Choose a spot on the door or wall that is in direct line of sight to the entryway. This will allow the sensor to detect any movement in the area.

3. Drill the holes.

Using the power drill, drill two holes in the door or wall for the mounting screws.

4. Attach the sensor.

Secure the door alarm sensor to the door or wall using the mounting screws. Be sure to use the screwdriver to tighten the screws securely.

5. Connect the wiring.

Using the wire cutters, cut the wires to the appropriate length. Then connect the cables to the power source and the sensor.

6. Test the system.

Once the wiring is connected, turn on the power source and test the system to ensure the alarm is working correctly.

7. Make any adjustments.

If necessary, adjust the alarm’s sensitivity to ensure that it accurately detects movement. Your door alarm sensor is now installed and ready to use.

Connecting a Door Alarm Sensor to a Phone

Connecting a door alarm sensor to a phone is a simple process. First, you will need to purchase a door alarm sensor that is compatible with your phone. Most door alarm sensors are compatible with both Android and iOS devices.

Once you have the door alarm sensor, you will need to download and install the appropriate app on your phone. Depending on the sensor, you might need to create an account with the sensor’s manufacturer.

Next, you will need to physically connect the door alarm sensor to your phone. This can be done either via a USB connection or via a Bluetooth connection. If you choose to use a Bluetooth connection, you will need to put the sensor into pairing mode by holding down a button on the sensor.

Once the sensor is connected to your phone, you can configure the settings to your desired preferences. This typically includes setting the sensitivity of the alarm, setting the range of the alarm, and setting the type of alarm you would like to hear (e.g., a beep or a siren).

Once the settings are configured, you can test the sensor to make sure it is working properly. You can also set up notifications so that you will be alerted when the door alarm is triggered.

Finally, you can mount the door alarm sensor near the door or window that you would like to monitor. You can then arm the alarm, and it will be ready to go.

Setting Up Notifications on a Door Alarm Sensor

1. Purchase a door alarm sensor. Make sure you get one with the capability to send notifications.

2. Install the door alarm sensor according to the manufacturer’s instructions.

3. Connect the sensor to your home Wi-Fi network. This will allow the sensor to communicate with your phone or another device.

4. Download the app for the door alarm sensor. This will allow you to control the settings and receive notifications.

5. Log into the app on your phone or other device and navigate to the settings page.

6. Find the notification settings. This may be under a heading like “Alerts” or “Notifications.”

7. Select the type of notifications you want to receive. You may be able to choose between text messages, email, or push notifications.

8. Enter the contact information that you want to receive notifications. This could be your phone number, email address, or other contact information.

9. Save your changes and test the notification system. Try opening and closing the door to make sure the notifications are being sent correctly.

10. Adjust the settings as needed. You may want to adjust the sensitivity of the sensor or the frequency of the notifications.


The use of a Door Alarm Sensor connected to a phone is a great way to ensure the security of a home or business. It provides an added layer of protection against intruders by alerting the user to an attempted intrusion. 

The sensor can be set to trigger an alarm when the door is opened, and it can be set to send text messages or emails to the user’s phone to alert them of the attempted intrusion. This technology is a great investment for anyone looking to enhance the security of their home or business.

FAQs On Door Alarm Sensors connected to a phone

How does a door alarm sensor connected to a phone work?

Door alarm sensors connected to a phone work by using an app on the phone to detect an alarm that is triggered when the door is opened. The app can then send a notification to the user’s phone, alerting them to the alarm.

What types of door alarm sensors can be connected to a phone?

The most common types of door alarm sensors that can be connected to a phone are magnetic contact sensors, glass break detectors, and motion sensors.

How does a door alarm sensor know when the door is opened?

Door alarm sensors use either a contact sensor or a motion sensor to detect when the door is opened. When the door is opened, the sensor will trigger an alarm, which can be sent to the user’s phone via an app.

How do I set up a door alarm sensor?

Setting up a door alarm sensor is typically very easy. Depending on the device, you may need to download an app, connect the device to your Wi-Fi network, and then follow the instructions provided to pair the device with your phone.

Visited 34 times, 32 visit(s) today

Leave a Comment