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- Page 1 Ai101 Spectral Irradiance Meter User’s Manual May 20, 2019 Version 1.3 Apacer Technology Inc. 1F, No.32, Zhongcheng Rd., Tucheng Dist., New Taipei City, Taiwan, R.O.C Tel: +886-2-2267-8000 Fax: +886-2-2267-2261 www.apacer.com...
- Page 2 Ai101 Spectral Irradiance Meter User’s Manual Revision History Revision Date Description Remark 7/14/2017 Official release 8/6/2018 Official release 3/11/2019 Official release 5/20/2019 Official release © 2019 Apacer Technology, Inc. Rev 1.3...
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Page 3: Table Of Contents
Ai101 Spectral Irradiance Meter User’s Manual Table of Contents 1. Introduction .................... 3 2. Before You Start ..................4 2.1 Package Contents ..........................4 2.2 Spectral Irradiance Meter at a Glance ....................5 2.3 Safety Instructions ..........................6 3. Getting Started with Spectral Irradiance Meter ........7 3.1 Starting up and Calibrating Spectral Irradiance Meter ................ -
Page 4: Introduction
COB (chip-on-board) and LED light bulbs. In addition to using Apacer Ai101 Spectral Irradiance Meter as a stand-alone instrument, Apacer’s ASI desktop application specifically designed for Apacer Ai101 Spectral Irradiance Meter also allows you to measure light level (illuminance) of a light source, view and save spectral data, and generate reports of measurement data. -
Page 5: Before You Start
User’s Manual 2. Before You Start The following items are included with Ai101 Spectral Irradiance Meter. Please check the package contents before using the device. If anything is missing or damaged, contact the dealer from whom you purchased the instrument. Also, make sure you read the safety instructions thoroughly to avoid harming yourself or damaging the instrument before, during, and after using this product. -
Page 6: Spectral Irradiance Meter At A Glance
Install a strap which allows you to carry the device with you. For compatibility reasons, please use the SD card included in the package or others available on the market. Avoid using Micro SD adaptor because Apacer does not guarantee its compatibility with Ai101 Spectral Irradiance Meter. ©... -
Page 7: Safety Instructions
Ai101 Spectral Irradiance Meter User’s Manual 2.3 Safety Instructions To fully enjoy the benefits of this product, please read the important information and instructions carefully and keep it in an easily accessible place for future reference. Power supply: Power can be supplied to the instrument via an AC adaptor or a computer connected to the instrument via a USB cable. -
Page 8: Getting Started With Spectral Irradiance Meter
This chapter explains how to calibrate your stand-alone Ai101 Spectral Irradiance Meter without being connected to a computer via the supplied USB cable and ASI, desktop application designed for Ai101 Spectral Irradiance Meter, start up and zero calibrate the instrument, view system information, manage settings, measure light level of an illuminating source, and view measurement data. - Page 9 Ai101 Spectral Irradiance Meter User’s Manual 3. The gear icon will appear when the system begins calibrating. Depending on the calibrating status, do either of the following: Successfully calibrated: You can start taking measurements by tapping Measure on the device screen or press the physical Measure button on the side of the unit.
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Page 10: Viewing System Information
Ai101 Spectral Irradiance Meter User’s Manual 3.2 Viewing System Information You can view the following system information on the home screen. Information Description Display System date and time. Can be edited at Settings > Date Time. Firmware version. Integration mode. Can be set at Settings > Auto Int. -
Page 11: Managing Settings
User’s Manual 3.3 Managing Settings Apacer’s Ai101 Spectral Irradiance Meter provides a variety of settings that allow you to configure the instrument to measure light level from 1 to 600,000 Lux with more ease, effectiveness, and efficiency. On the home screen, tap Setting to configure settings for the device. Manage and modify the settings options below with the three navigating buttons: ... - Page 12 Ai101 Spectral Irradiance Meter User’s Manual Language Tap to select your display language among English, Traditional Chinese, and Simplified Chinese. Once finished, tap Done and the setting will come into effect immediately. Date Time Tap Set to set the date and time. Then tap the date or time field you want to change. The selected field will be highlighted.
- Page 13 Ai101 Spectral Irradiance Meter User’s Manual Illuminant Description Cool white deluxe fluorescent. Phillips TL85, Ultralume 50 Narrow Triband Fluorescent Phillips TL84, Ultralume 40 Illuminants Phillips TL83, Ultralume 30 © 2019 Apacer Technology, Inc. Rev 1.3...
- Page 14 Ai101 Spectral Irradiance Meter User’s Manual Zero Calibration Tap Set to calibrate the instrument. This option is the same function as system zero calibration which is available when the instrument is powered on. Low Light Mode Turn on the option to extend the measuring time. When the light source is too low for measurements to be taken with auto integration (3 seconds), you may need to consider allowing additional light to pass through the lens, in order to ensure that optimum spectral data can be generated.
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Page 15: Viewing Measurement Data
Ai101 Spectral Irradiance Meter User’s Manual 3.4 Viewing Measurement Data Once the settings described in “3.3 Managing Settings” are completed, you can do either of the following to take measurements: Press the physical Measure button on the side of the instrument. - Page 16 Ai101 Spectral Irradiance Meter User’s Manual Item Description Correlated Color Temperature (CCT) to switch measured data between CCT Television Lighting Consistency and TLCI/CQS/Purity(Note: CCT can be viewed after the first Index (TLCI)/ calculation but other three items can only be viewed after Color Quality Scale (CQS)/ finishing the second calculation).
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Page 17: Cri
Ai101 Spectral Irradiance Meter User’s Manual 3.4.2 CRI Color Rendering Index (CRI) is a rating system that measures the accuracy of how well a light source reproduces the (total) color of an illuminated object (comparing to sunlight). General Color Rendering Index (Ra), which is an average value based on R1-R8 and it is ranked on a scale from 0 –... -
Page 18: Cie 1931/Cie 1976
Ai101 Spectral Irradiance Meter User’s Manual 3.4.3 CIE 1931/CIE 1976 The Chromaticity diagrams CIE1931 and CIE1976 show chromaticity of an illuminating source which is an objective specification of the color quality regardless of its illuminance. The chromaticity of the illuminant is specified by a point which has two coordinates on the color spaces. -
Page 19: Spectrum
Tap Save to save the measured data into the SD card inserted in the instrument as text files with .sps extension. The files can be opened with ASI, the desktop application designed for Ai101 Spectral Irradiance Meter, (see “4. Using Spectral Irradiance Meter with ASI”) or software which can support txt file. -
Page 20: Sd Card
Ai101 Spectral Irradiance Meter User’s Manual 3.4.7 SD Card Tap SD Card to view the measured data saved in the SD card. The root directory (indicated as .\) and subdirectory (categorized by date) can display up to 15 items per page. Tap... -
Page 21: Using Spectral Irradiance Meter With Asi
Apacer’s ASI is a software program specifically designed for spectral irradiance meters in general lighting measurement, such like Ai101 and Ai111 etc.. Before operating the instrument with the program, please contact Apacer for the setup.exe file. Afterwards, install the file on your computer and connect the instrument to your computer. - Page 22 Ai101 Spectral Irradiance Meter User’s Manual 5. If you want to disconnect the instrument, simply remove the USB cable from the USB port of your computer. © 2019 Apacer Technology, Inc. Rev 1.3...
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Page 23: Asi Interface
Ai101 Spectral Irradiance Meter User’s Manual 4.2 ASI Interface With the interface divided into two graphical display areas in the middle and tabular representation of measured values at the bottom, Apacer’s desktop application ASI allows you to easily view measured results with category tabs and compare corresponding normalized values with diagrams. - Page 24 Displays values of color rendering index (R1-R15 and Ra). TM30-15 Displays Rf, Rg, and coordinates (a’, b’) of 16 hue bins. Displays values of color quality scale (Q1-Q15 and Qa). Displays serial number of the connected Ai101 Spectral Irradiance Serial Number Meter. Status Displays connection status.
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Page 25: Measuring With Asi
User’s Manual 4.3 Measuring with ASI Just as you can manage settings to measure with Apacer Ai101 Spectral Irradiance Meter, ASI also allows you to take light measurements with auto/manual integration in single/continuous mode. While taking measurements, face the cosine corrector toward the source of light to be monitored. For overhead lighting, the cosine corrector can be placed on a desk or table top. - Page 26 Ai101 Spectral Irradiance Meter User’s Manual SDCM/CIE1960 Multiple Spectrum Comparison: Go to the tab Spectrum and check the data which would like to be compared. Then the comparison diagram will be revealed in Spectrum of the main area.
- Page 27 Ai101 Spectral Irradiance Meter User’s Manual © 2019 Apacer Technology, Inc. Rev 1.3...
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