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Summary of Contents for Telit Wireless Solutions ATD551
- Page 1 ATD551 User Guide 1VV0301902 Rev.1 2024-05-28 Released Technical Documentation...
- Page 2 ATD551 User Guide Contents Preface ....................................3 Purpose Glossary Installation ..................................4 Before installation Unpacking and accessory checking Activate the Device Device Configuration Installation Function .................................... 8 Periodic Sensor Scanning Sensors GNSS/GPS Location and WIFI Scanning GPS/GNSS Data Coarse Location Data...
- Page 3 ATD551 User Guide Preface 1.1 Purpose Describe the installation and use of the Dewalt ATD551 asset tracker. 1.2 Glossary LKL: Last Known Location NCL: Network Connection Lost MQTT: Message Queue Telemetry Transport QoS: Quality of Service 1VV0301902 Rev.1 Page 3 of 17...
- Page 4 ATD551 User Guide Installation 2.1 Before installation Unpacking and accessory checking On very first use, verify that the device’s SN, IMEI listed on the box’s label matches what is printed on the back of device. Figure 1: Product Label Accessory Here is the component list: 1.ATD551...
- Page 5 ATD551 User Guide Figure 2: Device Activate the Device The device is placed into “Set Up” mode at production. This is a low power mode where the device is dormant and requires user action to active. To determine whether the device is Active or in “Set Up”...
- Page 6 ATD551 User Guide Device Configuration There are two ways to config the device: UART and over the backend. Key items The APN, MQTT server URL (and Port) and cell RAT need to be configured first. Otherwise, the device cannot establish a connection.
- Page 7 ATD551 User Guide 2.2 Installation Figure 4: Example Location 1VV0301902 Rev.1 Page 7 of 17 2024-05-28...
- Page 8 ATD551 User Guide Function 3.1 Periodic Sensor Scanning Sensor sampling and a report is performed once every monitorPeriod and reported to the server once every commSynchPeriod. Refer to the referenced Data Model for further details. Note that the device internally treats rounds the monitorPeriod and commSynchPeriod down to the nearest minute.
- Page 9 ATD551 User Guide Long Button Press for Entry into Active Operation Pressing the button continuously for 3 seconds or longer results in the device transitioning to/from Setup Mode and Active Operation. Active Mode Entry The device publishes a dedicated (“norm”) sensor report to the MQTT server when the device initially enters Active Mode (from Setup Mode via a long button press) or when the device boots up for the first time.
- Page 10 ATD551 User Guide reportType: motion-based periodic reporting enable/disable owtDisc: plug out one wire sensor motion & nomotion Reporting type is like this: "tripStrt": Trigger motion status during commotion period "Movg": Trigger motion status during motion period "TripStp": Trigger nomotion status during motion period "stnry": Trigger nomotion status during nomtion period...
- Page 11 ATD551 User Guide flashing once every 3 seconds when battery <= critical LED2_RED charging or error sleep when discharging flashing once every 3 FOTA seconds when download LED2_GREEN 20%<&<60% charging or sleep when progress discharging flashing once every 3 seconds when...
- Page 12 ATD551 User Guide Historical Data 4.1 Historical Data The device retains up to 5000 ‘historical’ sensor reports if the device cannot establish a network connection. Once the 5000 reports limit is reached, the list will be reset. Once the device be able to attach to the network and MQTT server, it will publish all historical data.
- Page 13 ATD551 User Guide H/W Interfaces Figure 5: PCBA board 1VV0301902 Rev.1 Page 13 of 17 2024-05-28...
- Page 14 ATD551 User Guide Document History Revision Date Changes 2024-05-28 Updated Initial release 1VV0301902 Rev.1 Page 14 of 17 2024-05-28...
- Page 15 ATD551 User Guide FCC Statement This equipment 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...
- Page 16 ATD551 User Guide appareils radio exempts de licence. L’exploitation est autorisée aux deux conditions suivantes : 1) L’appareil ne doit pas produire de brouillage; 2) L’appareil doit accepter tout brouillage radioélectrique subi, même si le brouillage est susceptible d’en compromettre le fonctionnement.
- Page 17 ATD551 User Guide © Telit All rights reserved. Technical Documentation 1VV0301902 Rev.1 Page 17 of 17 2024-05-28...
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