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L20 Solar-Cell Tracker
User's Manual
IMPORTANT: Your L20's SIM card has been activated for a 5-year period of service.
After this period, ATS will contact the customer to determine if the data period should be
renewed.
Trackers ARE NOT refurbishable. Do not return trackers for refurbishment service
or disposal.
1
Nov 18 2021
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Table of Contents
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Summary of Contents for ATS L20
- Page 1 User’s Manual IMPORTANT: Your L20’s SIM card has been activated for a 5-year period of service. After this period, ATS will contact the customer to determine if the data period should be renewed. Trackers ARE NOT refurbishable. Do not return trackers for refurbishment service or disposal.
- Page 2 Introduction The L20 Solar-Cell Tracker is a lightweight, solar rechargeable, 4G LTE Cellular enabled GPS device. With indefinite battery life due to rechargeability, the L20 is well- suited for use in multiple longer studies. Tracker configuration and data download is done via web browser at ATSloggers.io.
- Page 3 Section 3 Using the Web Interface All configuration and data downloads for L20 trackers are done via a simple browser web interface at atsloggers.io. This interface changes values within a cloud that the...
- Page 4 • Firmware version • Battery voltage Section 4 Interacting with the Tracker The L20 has an onboard magnetic switch to offer some user interaction, and an LED to give feedback on operation. Checking for Sleep mode By quickly swiping a magnet near the L20’s internal switch, information can be found on what mode the tracker is in.
- Page 5 LED Blink Pattern Table There are a number of events on the L20 that are indicated by LED blinks patterns, and the guide to each pattern is shown below in Table 1. Interaction LED pattern Meaning Quick magnet swipe No blink...
- Page 6 Table 2: GPS receiver specifications 4G LTE Transmission Operation The L20 has an embedded Global IoT SIM card which allows it to communicate with LTE networks in most parts of the world. To check coverage in your country, visit https://www.hologram.io/pricing/coverage#coverage-table. If there is a dot that indicates 4G LTE coverage in the country of choice, most cell carriers will be able to connect to the L20 there.
- Page 7 There are separate battery thresholds for different events within the L20, as when battery drops too low, activity is kept at a minimum in order to charge. In the case of an LTE transmission attempt, if battery is too low to transmit, the L20 enters a mode where no GPS fixes are taken, and an LTE connection is attempted every 24 hours.
- Page 8 Should you encounter any difficulty during configuration or operation of your trackers, please contact ATS Sales and Service at 763.444.9267 during normal business hours. This and other ATS User Manuals, as well as software, are available for download from the ATS website, at www.atstrack.com.
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