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iPhone – Phyn account setup and pairing instructions – Phyn Smart Water Sensor

Phyn Smart Water Sensor

iPhone – Phyn account setup and pairing instructions – Phyn Smart Water Sensor

Last updated on 30 Jan, 2026

Setting up your Phyn Smart Water Sensor is a quick and user-friendly process. You will install the Phyn app on your iPhone, create or sign in to your account, set up the Smart Water Sensor, and finish by enabling notifications.

If you already have a Phyn account

  • If you already have a Phyn account with a Phyn Plus or Phyn Smart Water Assistant, launch the Phyn app

  • Tap Menu

  • Select the Home where you want to add the Smart Water Sensor

  • Tap the Home name

  • Tap Set Up Device > Phyn Smart Water Sensor

If you already have a Smart Water Sensor and want to add another

  • Launch the Phyn app

  • Select the Home where you want to add the additional sensor

  • Tap Phyn Smart Water Sensors

  • Scroll down and tap Add New Sensor


Install the Phyn app on your iPhone

  1. Open the App Store on your iPhone.

  2. Tap the Search icon in the bottom-right corner.

  3. Search for Phyn.

  4. Select the Phyn app and tap Get.

  5. Tap Open to launch Phyn.

  6. Tap Allow to enable Bluetooth.


Phyn account sign up

  1. Tap Sign Up.

  2. At the Create Account screen, enter the required information:

    • First name

    • Last name

    • Email

    • Mobile number

    • Password

  3. Tap Terms of Service to read and accept the Terms of Service.

  4. Tap the checkbox to accept the Mobile Terms of Service.

  5. Tap Create Account.


Set up Phyn Smart Water Sensor

  1. After creating your account, tap Phyn Smart Water Sensor to begin setup.

  2. This setup process includes three steps:

    • Configure your device (1 minute)

    • Connect to network (2 minutes)

    • Configure your home (1 minute)

  3. Tap Continue to begin.


Configure device

  1. Name your sensor

    • Enter a unique name that identifies its location, such as Water Heater, Dishwasher, or Washing Machine

    • Tap Next

  2. Set temperature and humidity alerts

    • You may customize alert thresholds or use Phyn’s default settings

  3. Low temperature threshold

    • Default setting is 42°F

    • Tap the temperature value to change it

    • Select a temperature above freezing to allow time to protect pipes

    • Tap Next

  4. Humidity threshold

    • Default range is below 30% and above 50%

    • Tap each value to customize your range

    • High humidity may cause mold or mildew

    • Low humidity may damage wood or irritate allergies

    • Tap Next

  5. Your sensor is now configured. Tap Continue.


Connect to network

  1. Before moving the sensor to its permanent location, place it near your Wi-Fi router.

  2. Press and release the button on the side of the sensor to enter pairing mode.

  3. When the center light starts blinking, tap Next.

Pair using QR code

  1. Scan the QR code on the bottom of the sensor.

  2. Allow camera access if prompted.

Pair using setup code

  1. Tap Continue without scanning.

  2. Enter the 6-digit code printed below the QR code.

  3. If the code fails, tap Continue without entry key and follow on-screen instructions.

Manual pairing (if needed)

  • Ensure the sensor is in pairing mode and the center light is blinking

  • Go to your phone’s Wi-Fi settings

  • Select the network that begins with Phyn.Water

  • Allow permissions to view devices on the local network

  • Return to the Phyn app

  • Select your home Wi-Fi network

  • Enter your Wi-Fi password and tap Connect

Note:
If the password is incorrect or Wi-Fi signal strength is low, a pairing error will appear. Verify your information and tap Try Again.


Complete pairing

  1. Once connected, the app will check for updates.

  2. Test your sensor by pressing and releasing the side button.

    • You should hear a brief buzzer and see a green light

  3. If an error occurs, follow the on-screen troubleshooting steps.

Your device is now online. Tap Continue.


Configure your home

  1. Enter your home address.

  2. Add a descriptive home name, such as Vacation Home or Our House.

  3. Tap Next.


Explore the app

You are now ready to use the Phyn app.
If you want to add another Phyn Smart Water Sensor, tap Add Another Device.

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