LaMotte Calibration Check Disk - Spin Touch 6 LEDs - 1705 inlet-pipe-size_3/4" This is a Signet Sensor

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LaMotte Calibration Check Disk - Spin Touch 6 LEDs - 1705 inlet-pipe-size_3/4" This is a Signet SensorThis LaMotte Calibration Check Disk is used in the WaterLink Spin Touch with 6 LEDs. Calibration disks are not interchangeable. If you have the older desktop model plugged into a computer, this is not the disk you want. The Calibration Disk resets the LEDs in the meter so it can read all tests correctly. The Disk consists of a disk with a permanently attached cover. Do not fill the Meter Check Disk with water. Water is not used during the meter check