Pyxis LT-63 Series User Manual

Turbidity sensors

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LT-63X Series
Submersible Self-Cleaning
Turbidity Sensor
Operation Manual
August 24, 2023
Rev. 1.03
Pyxis Lab, Inc.
1729 Majestic Dr. Suite 5
Lafayette, CO 80026 USA
www.pyxis-lab.com
© 2020 Pyxis Lab, Inc.
Pyxis Lab Proprietary and Confidential

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  • Page 1 LT-63X Series Submersible Self-Cleaning Turbidity Sensor Operation Manual August 24, 2023 Rev. 1.03 Pyxis Lab, Inc. 1729 Majestic Dr. Suite 5 Lafayette, CO 80026 USA www.pyxis-lab.com © 2020 Pyxis Lab, Inc. Pyxis Lab Proprietary and Confidential...
  • Page 2 Pyxis Lab, Inc. Standard Limited Warranty Pyxis Lab warrants its products for defects in materials and workmanship. Pyxis Lab will, at its option, repair or replace instrument components that prove to be defective with new or remanufactured components (i.e., equivalent to new).
  • Page 3: Table Of Contents

    Table of Contents 1 Introduction ............................4 1.1 Features ............................4 1.2 Specifications ............................ 5 1.3 Unpacking the Pyxis LT-63X Series Sensor ..................5 1.4 Standard Accessories ........................6 1.5 Optional Accessories ......................... 6 2 Quick 4-20mA Start ........................7 3 Installation .............................8 4 Calibration and Diagnosis ......................
  • Page 4: Introduction

    Modbus output signals for connection to any controller, PLC or DCS network. When clean, the unique Pyxis sensor design offers a stability of <0.1 NTU for up to 1-year without calibration. Additionally, this sensor platform can be accessed via the MA-CR Bluetooth/USB adapter for local display, diagnostics, auto- wiper programming, sensor cleaning and calibration when using the uPyxis APP for mobile or desktop devices.
  • Page 5: Specifications

    Remove the instrument and accessories from the shipping container and inspect each item for any damage that may have occurred during shipping. Verify that all items listed on the packing slip are included. If any items are missing or damaged, please contact Pyxis Customer Service at service@pyxis- lab.com...
  • Page 6: Standard Accessories

    Item Number LT-63x Replacement Wiper Blade/Arm Assembly Kit 50700-A50 (Includes 5 sets of Wiper Blade with Arm) MA-CR MA-CR (Bluetooth Adapter/Display For use with Pyxis 8-Pin Sensors) MA-120-B Fixed Submersion Adapter Bracket 50783 (Submersed Fixed Installation Mounting Bracket) MA-50CR 50743 (50’...
  • Page 7: Quick 4-20Ma Start

    2 Quick 4-20mA Start Follow the wiring table below to connect the LT-63x series sensor to a controller or PLC. *NOTE* All Pyxis sensors provide a passive 4-20mA output signal, they are NOT LOOP POWERED. 24VDC+ power supply and 4-20mA+ signal are independent of each other in all Pyxis Lab sensors.
  • Page 8: Installation

    Figure 3 – MA-120-B Submersion Adapter Mounting Bracket MA-120-B SS-304 Pipe (1-inch NPT) Reducing Coupler (1-inch to ¾-inch FNPT) LT-63X series (¾-inch MNPT) Figure 3A - Installation Using MA-120-B Submersion Bracket with Piping service@pyxis-lab.com | +1 (866) 203-8397 Pyxis LT-63X Series User Manual...
  • Page 9 >10cm from the vessel wall on all sides. Reference ID Name Retention Chain / Cable Sensor Output Cable LT-63X Series Turbidity Sensor service@pyxis-lab.com | +1 (866) 203-8397 Pyxis LT-63X Series User Manual...
  • Page 10: Calibration And Diagnosis

    Be sure to turn on Bluetooth in the mobile device (please do not pair the device Bluetooth to any Pyxis device, the uPyxis APP will do the pairing). Open the uPyxis APP in the mobile device. Finger swipe the screen downward to refresh the screen and scan for the available Pyxis Bluetooth devices. The discovered devices will be listed (see Figure 6).
  • Page 11: Calibration

    Deionized Water Calibration, Mid-Range Calibration, High-Range Calibration and Restore to Factory. The sensor can be calibration with Pyxis Formazin calibration standards or field water samples. Please refer to the following table for the recommended turbidity standard...
  • Page 12: Deionized Water Calibration

    If the calibration is successful, the interface will return a message "Calibration Succeeded". If the calibration has failed, the interface will return a message "Calibration Failed" and the user must repeat the process until calibration success is achieved. service@pyxis-lab.com | +1 (866) 203-8397 Pyxis LT-63X Series User Manual...
  • Page 13: High-Range Calibration

    Trouble Shooting Steps for Failed Calibration Messages The Deionized water has not been contaminated. The standard solution is accurately pre-measured to verify turbidity. The sensor is clean and not contaminated with debris or other materials. service@pyxis-lab.com | +1 (866) 203-8397 Pyxis LT-63X Series User Manual...
  • Page 14: Restore To Factory Calibration Settings

    Restore To Factory Calibration Settings – If user wants to restore the sensor calibration to factory default parameters, as shown in Figure13, click the OK option to confirm. If the restoration is successful, the interface will return a message "Restore Succeed" (Figure 14). Figure13 Figure14 service@pyxis-lab.com | +1 (866) 203-8397 Pyxis LT-63X Series User Manual...
  • Page 15: Diagnosis

    (tap water or deionized water), in a known Formazin Turbidity Calibration Standard Solution and/or in the sample that the sensor is intended for. This data may be exported from the uPyxis APP via email to service@pyxis-lab.com for technical support. service@pyxis-lab.com | +1 (866) 203-8397 Pyxis LT-63X Series User Manual...
  • Page 16: Cleaning Period Adjustment

    Device Name, Product Name, Modbus Address and Brush Setting for the LT-63X series sensor. Press Brush Once to activate the wiper arm manually. Be sure to press Apply Settings to save any changes. Figure 16 - Cleaning Period Adjustment service@pyxis-lab.com | +1 (866) 203-8397 Pyxis LT-63X Series User Manual...
  • Page 17: Calibration And Diagnosis By Upyxis Desktop App

    Once the MA-CR screen is powered Press until you arrive at (USB to RS485) screen. b. Press the Button. c. Follow Prompts below to Enable USB feature. Once enabled, you may connect to uPyxis. service@pyxis-lab.com | +1 (866) 203-8397 Pyxis LT-63X Series User Manual...
  • Page 18 Alternatively, you may use the Windows Device Manager to identify the Comm Port that the Pyxis USB adapter is using. After the connection is established, the LT-63X Series sensor series number and current turbidity concentration reading of the water will be displayed on the left of the information page (Figure 20 ).
  • Page 19 Figure 19 - Select a Comm Port Figure 20 - Connected to a LT-63X series sensor and information page service@pyxis-lab.com | +1 (866) 203-8397 Pyxis LT-63X Series User Manual...
  • Page 20: Calibration

    The reading refresh rate is every 4 seconds. Figure 21 - Calibration Page The calibration solution can be process water of the application itself or users may also use Pyxis Formazin calibration standard solution. Please refer to the following table for the recommended turbidity standard...
  • Page 21: Deionized Water Calibration

    If the calibration is successful, the interface will return a message "Calibration Succeeded". If the calibration has failed, the interface will return a message "Calibration Failed" and the user must repeat the process until calibration success is achieved. service@pyxis-lab.com | +1 (866) 203-8397 Pyxis LT-63X Series User Manual...
  • Page 22: High-Range Calibration

    If the calibration is successful, the interface will return a message "Calibration Succeeded". If the calibration has failed, the interface will return a message "Calibration Failed" and the user must repeat the process until calibration success is achieved. Figure 24 - High-Range Calibration service@pyxis-lab.com | +1 (866) 203-8397 Pyxis LT-63X Series User Manual...
  • Page 23: Restore To Factory

    Restore To Factory Calibration Settings – If user wants to restore the sensor calibration to factory default parameters, click the OK option to confirm. If the restoration is successful, the interface will return a message "Restore Succeed" (Figure 25). Figure 25 - Restore to Factory service@pyxis-lab.com | +1 (866) 203-8397 Pyxis LT-63X Series User Manual...
  • Page 24: Diagnosis

    In information page, you can set the Device Name, Product Name, Modbus Address and Brush Setting Brush Once Apply for the LT-63X series sensor. Press to activate the wiper arm manually. Be sure to press Settings to save any changes. Figure 27 –Cleaning Period Adjustment service@pyxis-lab.com | +1 (866) 203-8397 Pyxis LT-632 User Manual...
  • Page 25: Modbus Rtu

    The LT-63X series sensor is designed to be easily removed, inspected and cleaned if required. Aged heavy deposition, especially inorganic deposits such as iron oxide and calcium carbonate, can be removed by submersing and soaking (15 minutes) the LT-63X series sensor into the Pyxis Sensor Cleaning Solution Kit available from Pyxis online Estore/Catalog https://www.pyxis-lab.com/product/inline-sensor-...
  • Page 26: Sensor Wiper Replacement Instructions

    Set wiper arm to horizontal position Remove the M2 screw Remove the old wiper arm Figure 32 Figure 33 Install the new wiper arm Install the new M2 screw into the new wiper arm nut service@pyxis-lab.com | +1 (866) 203-8397 Pyxis LT-63X Series User Manual...
  • Page 27: Contact Us

    8 Contact Us Contact us if you have questions about the use or maintenance of the LT-63x series sensor: Pyxis Lab, Inc. 21242 Spell Circle Tomball, TX. 77375 1-866-203-8397 www.pyxis-lab.com service@pyxis-lab.com service@pyxis-lab.com | +1 (866) 203-8397 Pyxis LT-63X Series User Manual...

This manual is also suitable for:

Lt-632Lt-631Lt-633

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