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Access Sensor Technologies UPAS V2+ Quick Start Manual

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UPAS V2+ Quick Start Guide
V1R1 Date: 2022/08/05
This quick start guide can help you understand the basic functions of the UPAS V2+ and how to start collecting
samples. Visit our website for more information and/or to contact our team for help. Our team is here to make your
Please read all instructions before starting a UPAS sample.
The UPAS is available in two main configurations, the V2.0 and the V2+. This guide refers to the
❑ A hardware component: can be worn in the subject's breathing zone or mounted on a tripod (not
included) for general environmental testing
❑ A software component: The UPAS Bluetooth® interface allows programming via a mobile device and
UPAS application (free to download)
This guide is compatible with the following items specific to the
❑ PM-Inlet Generation(s): G1 and G2
❑ UPAS V2+ Firmware: Rev127 (UPAS_v2_x.NUCLEO_L476RG_RELEASE_20220603_rev127)
❑ "AST UPAS" Mobile Device App: Version 1.0.1, Build 1.0.3
air sampling experience easy and productive.
www.accsensors.com/airsampling
Feature
Filter Sampler
PM-Inlet Generation
Compatibility
Filter media size
GPS
PM sensor
2
CO
sensor
NOX and VOC sensor
Light sensor
Motion sensor
Image
(no Filter Cartridge or
PM-Inlet installed)
The UPAS System consists of two components:
Document Compatibility:
UPAS users,
UPAS V2.0
UPAS V2+
X
X
Generation-1 (G1)
Generation-1 (G1)
and
and
Generation-2 (G2)
Generation-2 (G2)
37 mm
37 mm
X
X
X
X
X
X
X
UPAS V2+
UPAS V2+

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Summary of Contents for Access Sensor Technologies UPAS V2+

  • Page 1 UPAS V2+ Quick Start Guide V1R1 Date: 2022/08/05 UPAS users, This quick start guide can help you understand the basic functions of the UPAS V2+ and how to start collecting samples. Visit our website for more information and/or to contact our team for help. Our team is here to make your air sampling experience easy and productive.

  • Page 2: Table Of Contents

    TABLE OF CONTENTS Page UPAS V2+ INTRODUCTION …………………………………………………………………………………….………… 1 UPAS V2+ Hardware Overview ……………………………………………………………………………………………….. 1 What is included with my UPAS ……………………………………………………………………………………….. 1 Optional UPAS Accessories Available ………………………………………………………………………………………………... 1 Size Selective PM-Inlet System …………………………………………………………………………………………………………………..2 Filter Cartridge ………………………………………………………………………………. 3 Available Size Selective PM-Inlet Systems ……………………………………………..………………………………………………………….

  • Page 3: Upas V2+ Introduction

    UPAS V2+ INTRODUCTION 1. UPAS V2+ Hardware Overview: The sampler monitors air pollution by passing ambient air at a regulated flow rate through a size-selective inlet and a 37 mm filter inside of a cartridge. Additionally, the sampler has integrated time-resolved PM, CO2, light, and motion (acceleration) sensing. PM (Particulate Matter)-Inlet Socket: Interchangeable Size Selective PM-Inlet and Lanyard Hole...

  • Page 4: Filter Cartridge

    UPAS V2+ INTRODUCTION (continued) 4. Size Selective PM-Inlet System: Each PM-Inlet System requires four main parts for filter sampling: UPAS Pump Filter Cartridge iii. Filter Media-37 mm PM-Inlet There are two generations, Generation 1 (G1) and Generation 2 (G2), of PM-Inlet Systems G1 and G2 Inlet Systems are compatible with the UPAS V2.0 and UPAS V2+.
  • Page 5 UPAS V2+ INTRODUCTION (continued) 5. Filter Cartridge: Filter Cartridge- G1 Filter Cartridge- G2 a. The Filter Cartridge has two main parts: (Generation 1) (Generation 2) the Upper and Lower half. Filter Cartridge-Upper b. There are two generations of UPAS Filter (1x35mm Black O-ring Installed Cartridge: Generation 1 (G1) and Generation 2 (G2).

  • Page 6: Available Size Selective Pm-Inlet Systems

    UPAS V2+ INTRODUCTION (continued) 6. Available Size-Selective PM-Inlet Systems: a. Each PM-Inlet is assembled with two main parts: the Cap (aluminum) and the Insert (plastic). b. The table below shows the compatibility of parts, separated by PM-Inlet generation (G1 or G2). c.

  • Page 7: Filter Media And The Upas

    UPAS V2+ INTRODUCTION (continued) 8. Filter Media and the UPAS: a. The UPAS Filter Cartridge is only intended for use with 37mm diameter filter media. b. The filter media, pre-sample, and post-sample analysis are not provided by AST. c. Information specific to the types of filter media tested with the UPAS can be found in the table below. APPLICATION NOTE: The achievable sample duration of the UPAS, determined by the capacity of the internal battery, is related to the relative resistance of the filter media being used.

  • Page 8: Part Inspection And Cleaning

    PART INSPECTION AND CLEANING 1. Recommendations before every UPAS sample: a. Clean and inspect all parts intended for use in the sample. This includes the UPAS pump, the PM- Inlet System, and Filter Cartridge. b. Make sure the following are clean, in place, and in good condition. If you are missing or need to replace any parts, check the spare part kit included with the UPAS, or contact AST to receive a replacement.

  • Page 9: Pm-Inlet Inspection And Cleaning

    PART INSPECTION AND CLEANING (continued) PM-Inlet Inspection and Cleaning: Removing the Insert from the Cap G1 PM-Inlets: To remove the plastic Insert from the aluminum Cap use a small flathead- screwdriver or tweezers. Insert the screwdriver or tweezers between the Cap and the Insert from the bottom side of the PM-Inlet, and gently pry the Insert out.
  • Page 10 PART INSPECTION AND CLEANING (continued) PM-Inlet Inspection and Cleaning (continued): PM-Inlet Cap: with the PM-Inlet Cap and Insert separated, make sure the holes in the Cap, the underside of the Cap, and the cyclone cone (for applicable Inlets) are all free of debris. To clean the PM-Inlet Cap(s), use a mild detergent and water, these parts can be fully submerged.
  • Page 11 PART INSPECTION AND CLEANING (continued) PM-Inlet Inspection and Cleaning (continued): PM-Inlet Insert: use a conical swab wetted with water, isopropyl alcohol, or ethanol, to clean out the features of the PM-Inlet Insert(s). For all PM-Inlets these features include the cyclone body, inlet, and outlet. Additionally, for the Respirable-2LPM Insert Upper and Lower, gently insert and twist a conical swab into the following hole features.

  • Page 12: Assemble The Pm-Inlet Insert Into The Cap

    PART INSPECTION AND CLEANING (continued) Assemble the PM-Inlet Insert into the Cap a. G1 PM2.5-1LPM: with a twist and press motion, install the Insert into the Cap until it snaps into place. b. G2 PM2.5-1LPM (black), G2 PM2.5-2LPM (green), G2 PM10/Thoracic-2LPM (gold): evenly press the Insert into the Cap until it stops and is self retained in the Cap.

  • Page 13: Primary Flow Rate Meter And The Upas

    III. PRIMARY FLOW RATE METER AND THE UPAS 1. Flow Rate Meter Compatibility: If you plan to perform flow rate calibration of the UPAS relative to a primary flow rate meter, make sure the model is compatible with the UPAS. If you already have a flow rate meter, the AST team is happy to review the part number and determine compatibility with the UPAS.

  • Page 14: Upas Software Overview

    UPAS SOFTWARE OVERVIEW UPAS Firmware Introduction: If you are using a new UPAS, the current firmware revision will already be installed on the UPAS. If you are working with a used UPAS, follow the instructions below to verify the firmware version and update if needed.

  • Page 15: Upas Sample Configuration And The Mobile Device App

    UPAS SAMPLE CONFIGURATION AND THE MOBILE DEVICE APP Pushbutton and Light Indicator Power ON: Press and hold the pushbutton for 5 seconds until the UPAS light shows BLUE, then release the pushbutton. Power OFF: Press and hold the pushbutton for 5 seconds until the UPAS light turns off. Power Cycle: Power the UPAS OFF, then ON.

  • Page 16: Connect To A Upas With The "Ast Upas" App

    UPAS SAMPLE CONFIGURATION AND THE MOBILE DEVICE APP (continued) 3. Connect to a UPAS with the "AST UPAS" App: NOT PAIRED WITH UPAS Select "Click to connect to a sampler". The App will direct to a new screen and automatically start "Scanning" for UPAS available to connect (Solid Pink LED). The user can also manually "Scan"...

  • Page 17: Program The Sample Parameters

    UPAS SAMPLE CONFIGURATION AND THE MOBILE DEVICE APP (continued) 5. Program the Sample Parameters PAIRED WITH UPAS SAMPLE IDENTIFICATION SETTINGS Sample Name: When selected, the user will be directed to a screen where the "Sample Name" is entered. The user can enter text up to 15 characters, excluding "\" and "/", using the keyboard or by scanning a QR code.
  • Page 18 UPAS SAMPLE CONFIGURATION AND THE MOBILE DEVICE APP (continued) PAIRED WITH UPAS SAMPLE SETTINGS - continued Sample Duration: When selected, the user will be directed to a screen with two options for the "Sample Duration". When the "Start" button is selected from the Main Menu, each option will have the following effect: •...
  • Page 19 UPAS SAMPLE CONFIGURATION AND THE MOBILE DEVICE APP (continued) PAIRED WITH UPAS FILTER SAMPLE SETTINGS Filter Flow Check & Adjust: When selected, the user will be directed to a new screen to test and adjust the flow offset if needed. To achieve high accuracy volumetric flow rate relative to a primary flow rate meter, use this feature.
  • Page 20 UPAS SAMPLE CONFIGURATION AND THE MOBILE DEVICE APP (continued) PAIRED WITH UPAS FILTER SAMPLE SETTINGS (continued) Duty Cycle: When selected, the user will be directed to a screen to select the filter duty cycle. Use the duty cycle to set the pumps to sample a fraction of a 30 second interval. 13% to 100% duty cycle options are available.
  • Page 21 UPAS SAMPLE CONFIGURATION AND THE MOBILE DEVICE APP (continued) PAIRED WITH UPAS GAS SENSOR SETTINGS If the UPAS V2+ in use has Gas Sensing, the user can individually turn the gas sensors ON or OFF during the sample. These features will be greyed out in the App if the UPAS V2+ in use does not have Gas Sensing.

  • Page 22: Configure The Upas For A Sample

    CONFIGURE THE UPAS FOR A SAMPLE 1. Install the filter media into the Filter Cartridge Separate the Upper and Lower half of the Filter Cartridge. Use tweezers to place the filter media, 37mm diameter, in the center of the Filter Cartridge Lower (see application note below).

  • Page 23: Install The Micro-Sd Card

    CONFIGURE THE UPAS FOR A SAMPLE (continue) Install the micro-SD card: On the the bottom of the UPAS, locate the micro-SD card slot. Gently press and release the SD card using a coin, paperclip, or fingernail. When successfully installed, the SD card should not extrude past the housing. Install the Loaded Filter Cartridge in the UPAS: If you plan to enter the filter cartridge alphanumeric in the UPAS App, do this now.

  • Page 24: Configure The Upas Without Performing Pre-Sample Flow Rate Calibration

    CONFIGURE THE UPAS FOR A SAMPLE (continue) Configure the UPAS without Performing Pre-Sample Flow Rate Calibration: If you do not plan to perform a pre-sample flow rate calibration with a primary flow rate meter, configure the UPAS per the instructions below.

  • Page 25: Start The Upas Sample

    VII. START THE UPAS SAMPLE 1. Start the sample from the App a. After completing the UPAS configuration settings, press "Start" in the top right corner of the Main Menu to start the sample. Important Note: Make sure the UPAS battery is sufficiently charged Battery Fully before starting a sample.

  • Page 26: Upas Sample Log File

    UPAS SAMPLE LOG FILE Download the log file from the UPAS SD card: Remove the micro-SD card from the bottom of the UPAS. Gently press and release the SD card using a coin, paperclip, or fingernail. Insert the micro-SD card into a PC or MAC computer, the adapter included with the UPAS may be needed. Navigate to the SD card on the computer to see the sample log files, organized in folders by date (YYYYMMDD).

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