Preface

Copyright Statement

This guide may not be reproduced in any form or by any means to create any derivative such as translation, transformation, or adaptation without the prior written permission of Xiamen Milesight IoT Co., Ltd (Hereinafter referred to as Milesight).

reserves the right to change this guide and the specifications without prior notice. The latest specifications and user documentation for all Milesight products are available on our official website http://www.milesight.com

Safety Instruction

These instructions are intended to ensure that user can use the product correctly to avoid danger or property loss. Milesight will not shoulder responsibility for any loss or damage resulting from not following the instructions of this operating guide.
CAUTION: Injury or equipment damage may be caused if any of these cautions are neglected.

  • The device must not be disassembled or remodeled in any way.

  • Do not place the device close to objects with naked flames.
  • Do not place the device where the temperature is below/above the operating range.
  • Power off the device when installing or wiring.
  • Make sure electronic components do not drop out of the enclosure while opening.
  • The device must never be subjected to shocks or impacts.

Revision History

Release Date Version Revision Content
May 27, 2022 V 1.0 Initial version
Dec. 5, 2022 V 1.1 Add active pass-through feature and two-way pass-through feature
Jan. 24, 2024 V 1.2
  1. Add data storage, retransmission and retrievability feature
  2. Increase to 32 Modbus channels
  3. Add downlink commands to configure Modbus channels
  4. Add Modbus channel alarm feature
Jan. 7, 2025 V 1.3
  1. Add optional power converter kit accessory
  2. Support to report sign type of Modbus channels
  3. Add Modbus channel change alarm report
  4. Add device class type, TSL version and reset report
Jun. 19, 2025 V 2.0
  1. Add the external antenna version
  2. Modbus channel supports double64 and int64
  3. Support two registers for per Modbus channel
  4. Add time zone settings and daylight saving time setting
  5. Add IF-THEN commands