256 Setup with smartphone/tablet (Bluetooth)VEGAPULS WL 61 • 4 … 20 mA/HART - two-wire38061-EN-1708306 Setup with smartphone/tablet (Bluetooth)6.1 PreparationsMake sure that your smartphone/tablet meets the following systemrequirements:• Operating system: iOS 8 or newer• Operating system: Android 4.3 or newer• Bluetooth Smart from 4.0Download the app "VEGA Tools" from the Apple App Store or GooglePlay Store to your smartphone or tablet.6.2 ConnectingStart the "VEGA Tools" app and select the function "Setup". Thesmartphone/tablet searches automatically for Bluetooth-capableinstruments in the area.The message "Searching …" is displayed.The found instruments will be listed on the left side of the adjustmentwindow. The search is continued automatically.Select the requested instrument in the device list.The message "Connecting …" is displayed.For the first connection, the operating device and the sensor mustauthenticate each other. After successful authentication, the next con-nection functions without authentication.iOSDuring the pairing process, the following message is displayed: "Pair-ing request (Bluetooth), e.g. 12345678 wants to pair with your iPad".Press "Pair".AndroidThe coupling passes through automatically.For authentication, enter in the next menu window the 4-digit PIN. Youcan find this PIN on:• Type label support on sensor cable• A supplementary sheet in the sensor packagingNote:If an incorrect sensor PIN is entered, the PIN can only be enteredagain after a delay time. This time gets longer after each incorrectentry.The message "Waiting for authentication" is displayed on the smart-phone/tablet.System requirementsConnecting …AuthenticateEnter PIN