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WSAL21967 – RS485 TO LTE CAT4 (EU)/en

Aus JW Tech Wiki

Documentation notice: This technical documentation was independently rewritten from an archived supplier source. Check technical details and commands against the product version and manufacturer documentation before use.

Summary

Industrial 4G DTU with an RS485 interface and LTE CAT4 modem for EMEA, Korea, Thailand, India and Southeast Asia. DIN rail mount.

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Technical overview

  • The device is an industrial 4G data terminal (DTU) that relays RS485 data over an LTE CAT4 network.
  • It is intended for the regions EMEA, Korea, Thailand, India and Southeast Asia.
  • Mounting is via a DIN rail (Hutschienenmontage).
  • The wiki lists related products such as UART TO ETH, RS232/485 TO ETH, etc.
  • Configuration software tools are provided: SSCOM (serial terminal) and DTU-Config.
  • The device supports switching between SMS transparent transmission, network transparent transmission, and AT command mode.
  • Entry into temporary command mode follows a defined sequence of character strings.
  • A user manual document is linked in the wiki.

Commands and examples – verify before use: 

+++
a
+ok

Notes and version constraints

  • Entering temporary command mode requires precise timing: no data within 200 ms before sending "+++"; the response character 'a' must be sent within 3 seconds.
  • Version-specific steps and regional network coverage are not stated in the source text – please verify before deployment.
  • The specified target region (EMEA, Korea, Thailand, India, Southeast Asia) determines supported bands; local network availability must be confirmed separately.

Source and revision record