Pyxis PRL-100 User Manual

Personal radar level sensor
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PRL-100 Personal Radar
Level Sensor Operation
Manual
Rev 1.0 Mar 2025
1

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Summary of Contents for Pyxis PRL-100

  • Page 1 PRL-100 Personal Radar Level Sensor Operation Manual Rev 1.0 Mar 2025...
  • Page 2 Pyxis will pay freight charges to ship replacement or repaired products back to the customer. The customer shall pay freight charges for returning products to Pyxis. To receive an RMA you can generate a request on our website at https://www.pyxis-lab.com/request-return-or-repair/...
  • Page 3: Table Of Contents

    Dimensions ..........................7 Installation and Precautions ....................8 Instrument Overview ......................... 9 5.1 Inventory Tracking with PRL-100 ..................... 10 Stick the NFC Tag to Your Tank ...................... 12 5.2 Remote Monitoring with LoRa (Long Range Radio) ............. 16 5.3 Open Level Measurement ......................17 5.4 Configuration Menu ........................
  • Page 4: Introduction

    (through plastic) within 10 seconds and show important statistical data such chemical usage rate and remaining inventory. The PRL-100 Series has a 2.8” LCD display and 3 buttons for rapid configuration and can be wirelessly configured via the Pyxis uPyxis® app for Mobile or Desktop devices enabling rapid integration and deployment in the field.
  • Page 5: Unpacking Instrument

    Remove the instrument and find the standard accessories from the shipping container as listed below. Inspect each item for any damage that may have occurred during shipping. Verify that all accessory items are included. If any item is missing or damaged, please contact Pyxis Lab Customer Service at service@pyxis-lab.com...
  • Page 6: Installation

    4 Installation 4.1 Device Overview ⑤ ④ ① ⑥ ② ⑦ ③ ① 2.8” LCD Screen ② Buttons * 3 2-inch NPT thread ③ ④ Belt Clip ⑤ NFC Antenna ⑥ Type-C Connector ⑦ Radar Lens Figure 1...
  • Page 7: Dimensions

    4.2 Dimensions Figure 2...
  • Page 8: Installation And Precautions

    The dimensions of the PRL-100 sensor are shown in Figure 2. If a flat horizontal surface is not available on the top of the tank, please use a self-aligning bulkhead fitting so that the sensor can be adjusted to be perpendicular (90 ) to the liquid surface.
  • Page 9: Instrument Overview

    Based on the time delay between the transmitted and received signals, the beat frequency is analyzed to determine range. PRL-100 should be kept vertically to the surface of the liquid to be measured, when the angle becomes larger the radar signal will become weaker, which may lead to failure of normal measurement.
  • Page 10: Inventory Tracking With Prl-100

    Its working principle is based on electromagnetic induction. Pyxis offers customized NFC tags to be compatible with uPyxis 2.0 App and the PRL-100. The tank/container information can be programmed into NFC tag via uPyxis 2.0 App prior to taking a level measurement.
  • Page 11 Users place the NFC tag on the back of the phone, the App will automatically read content from the tag. *NOTE* - Please put the tag closer to the phone if the App does not read properly. Please note that if you use a case for your mobile device, you may be required to remove this for easier NFC card reading.
  • Page 12: Stick The Nfc Tag To Your Tank

    There is a layer of adhesive backing on the back of the tag, peel off the protective layer and stick the NFC tag to the tank/container where you can easily access with PRL-100. Figure 10 - A Tank with Tag...
  • Page 13 Taking A Measurement & Unit Calculations Hold the PRL-100 with one hand and place it vertically against the top surface of tank if the tank is made of plastic such as PVC, PP or HDPE. The PRL-100 will display an indication...
  • Page 14 *IMPORTANT NOTE* As shown in Figure 14, there is a 2-inch thread on the bottom of the PRL-100. If the tank is made of a metal such as stainless steel, screw the PRL-100 to the top of the tank for proper measurements, as radar waves, being electromagnetic, do not penetrate metal.
  • Page 15 (read through NFC tag), measurement readings, and so on. Logs can be displayed on the PRL-100 itself or read and shared through uPyxis. For details on how to read logs using uPyxis, please refer to Section 6.4 of this user manual.
  • Page 16: Remote Monitoring With Lora (Long Range Radio)

    5.2 Remote Monitoring with LoRa (Long Range Radio) The PRL-100 has a built-in LoRa communication module, which can be used in pairs or in a network. For example, at the dosing location, one PRL-100 can be used to measure the level of chemicals...
  • Page 17: Open Level Measurement

    LoRa to work at different frequencies. *NOTE* PRL-100 when set as a LoRa receiver can also receive data from other Pyxis radar level sensors, such as LSR-801L, LSR-803L, etc., and can be used to remotely view the data or troubleshooting.
  • Page 18: Configuration Menu

    Click the middle button on the main interface to enter the settings interface. (1) Sys Auto Off This feature determines the timing of auto-shutdown (power down) of the PRL-100. After setting, select the corresponding shutdown time. When the no-key operation time reaches the set time, the PRL-100 will automatically turn off.
  • Page 19 *NOTE* The device defaults to continuous measurement mode. Users can adjust the interval measurement to their desired frequency. For example if set to 5 minutes, the PRL-100 will measure level in accordance with the set time (5-min) for a single measurement.
  • Page 20: Date & Time Setting Function

    The log records contain time information, so please set the correct time before using it for the first time. Figure 19. – Setting the PRL-100 Device Time & Date 5.4.3 System Diagnosis Screen Users can view the measurement readings and signal strength in the diagnosis interface and analyze current radar measurements through the radar signal waveform.
  • Page 21: Device Information

    Figure 21. – Device information Screen 5.5 Charging Function The PRL-100 is powered by a 3.7V rechargeable lithium battery. The battery can be charged via Type-C connector. When the battery power is lower than 20%, the screen will indicate that the power is low, please charge.
  • Page 22: Setup With Upyxis 2.0 Mobile

    Turn on the BlueTooth 5.0® on in your mobile device. *NOTE* Do not pair the phone’s BlueTooth 5.0® to the PRL-100 sensor, the uPyxis 2.0 APP will do the pairing. Open uPyxis 2.0 Mobile App. Click “Scan Bluetooth” button and the App will start to search for Pyxis sensors.
  • Page 23: Parameter Setting Via Upyxis Mobile App

    6.3 Parameter Setting via uPyxis Mobile App There are four-tab pages on the main screen of the uPyxis 2.0 as shown below. Once connected, the mobile app will display the Trend Chart screen. Users can click on Overview tab to see tank schematic with measurement information.
  • Page 24 “Apply” button to finish the setting. *IMPORTANT NOTE* The installation height is the height at which the PRL-100 is positioned to take a level measurement, typically on top of the container itself if it’s plastic, or in the 2-inch container port if its metal.
  • Page 25: Read Datalog Via Upyxis Mobile App

    2.0 App and share with your customers. Connect PRL-100 with uPyxis 2.0 App first, and navigate to LOG function, click Read File List button to read all saved folders as shown in Fig 13, select the month folder you want to read and click Get Log List button to read tank file info.
  • Page 26 Select the tank name you want to read data log.  Click Get log file status button to retrieve data log file information  Click Read all data records button to read all saved measurement results or Read last 100 data records button to only read the last 100 data points.
  • Page 27: Update Firmware Via Upyxis Mobile App

     After the download is successful, click the Upgrade button to start the upgrade process.  During the upgrade, ensure that PRL-100 remains powered on and do not perform any operations.  Keep uPyxis connected and do not exit the application.
  • Page 28: Regulatory Approval

    7. Regulatory Approval United States The PRL-100 sensor has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy, and if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.

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