Humandata USB-402 User Manual
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Humandata USB-402 User Manual

8 channel usb to rs485/422 converter
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8 Channel
USB to RS485/422 Converter
USB-402
User's Manual
Ver. 1.0
HuMANDATA LTD.

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Summary of Contents for Humandata USB-402

  • Page 1 8 Channel USB to RS485/422 Converter USB-402 User’s Manual Ver. 1.0 HuMANDATA LTD.

  • Page 3: Table Of Contents

    3. Interface Terminal .................... 10 4. Setting Switch ....................11 4.1. RS-485/422(4 wire) ..................... 11 4.2. RS-485(2 wire) ....................12 4.3. Setting Switch (SWA2 - SWH2) Function ............12 5. Additional Documentation and User Support ........... 13 6. Warranty and Compensation................13 USB-402 (Ver.1.0)

  • Page 5: Precautions

    Attention Item 7 notwithstanding, HuMANDATA cannot be held liable for the consequences arising from use of this product. HuMANDATA cannot be held liable for consequences arising from using this product in a way different from the uses described herein, or from uses not shown herein.

  • Page 6: Revision History

     Introduction Thank you very much for purchasing our product of USB-402. USB-402 is an 8 channel USB to RS485/RS422 converter that isolated between each RS-485/422 serial port and a USB port. You can use 8 channels of RS-485/422 serial port from a USB port. Those 8 channels are isolated independently from USB side.

  • Page 7: Overview

    Turn off when USB Hub port is over current or when the AC Status LED adapter is not connected. The over current condition will be (Green) reset by disconnecting the USB device and disconnecting the USB cable of PC side. USB-402 (Ver.1.0)

  • Page 8: Power Supply

    Power Input Terminal Block x8 Setting Switch x8 Connector Rear Side (RS-485/422) 1.1. Power Supply USB-402 is powered through a USB port (Bus-powered) or an AC adapter (Self-powered). An AC adapter has priority when both are applied. USB-402 (Ver.1.0)

  • Page 9: Block Diagram

    RS485/422 Ch. F F T 4232H RS485/422 Ch. G RS485/422 Ch. H EEP ROM U SB HU B P ORT [A] U SB HU B P ORT [B] USB-402 Between USB and each RS-485/422 serial port are isolated. USB-402 (Ver.1.0)

  • Page 10: Specifications

    Number of USB Hub Port Non-isolation USB Hub Port Connector USB A type (Female) Supplied Current to Target Less than 400mA / Port USB Hub Port POW: Power RX: Receive data x8 TX: Transmit data x8 ST: USB Hub status x2 USB-402 (Ver.1.0)

  • Page 11: Ac Adapter (Japan's Specifications)

    * This AC adapter is attached for use mainly in Japan. If you use in the other countries, please check the specifications above and plug shape. * There may be cases that this part and specifications are changed. USB-402 (Ver.1.0)

  • Page 12: Optional Accessories

    USB series JAN : 4937920801102 Din rail attachment type B for USB series ACC-031 JAN : 4937920801256 Neodymium magnet set for USB series ACC-036 JAN : 4937920801539 Detachable 5P(3.5mm pitch) TB35-USB-5 Terminal Connector : 1840395 (Phoenix) JAN：4937920801287 USB-402 (Ver.1.0)

  • Page 13: Rs-485/422(4 Wire) Mode

    Configurable by setting switch Terminal Resistor 120 Ω (SWA1 - SWH1) ON/OFF Transmit-Receive Automatically controlled by Switching USB controller Available by setting switch Echo Cancellation (SWA2 - SWH2) RS-485 mode can communicate with multiple terminals by using a twist pair cable. USB-402 (Ver.1.0)

  • Page 14: Interface Terminal

    3. Interface Terminal Terminal block is pluggable. Do not remove it while the power is supplied. Pin Number Signal Signal and Polarity The GND(Ground) pin is recommended to be wired. Channel A Connection (Channel B-H are same assign) USB-402 (Ver.1.0)

  • Page 15: Setting Switch

    4. Setting Switch USB-402 can change operating mode by setting, switching echo cancelling and terminal resistor. 4.1. RS-485/422(4 wire) SWA2 - SWH2 Factory Setting 4 wire * Please refer to Section 4.3 SWA1 - SWH1 No termination SWA1 - SWH1...

  • Page 16: Rs-485(2 Wire)

    SWA2 - SWH2 2 wire 4.3. Setting Switch (SWA2 - SWH2) Function SWA2-1 - SWH2-1 DE (Transmit enable) Control Always Enable Enable in Transmission SWA2-2 - SWH2-2 Echo Control Echo Cancelling Enable (no echo) Echo Cancelling Disable (echo enable) USB-402 (Ver.1.0)

  • Page 17: Additional Documentation And User Support

    5. Additional Documentation and User Support The following documents and other supports are available at http://www.hdl.co.jp/en/faspc/USB/usb-402 Device Driver  Outline Drawing  … and more. 6. Warranty and Compensation Please refer to the following URL for the warranty. http://www.fa.hdl.co.jp/en/fa-warranty.html USB-402 (Ver.1.0)
  • Page 18 8 Channel USB to RS485/422 Converter USB-402 User’s Manual Ver. 1.0 ........... Nov. 24, 2017 HuMANDATA LTD. Address: 1-2-10-2F, Nakahozumi, Ibaraki Osaka, Japan ZIP 567-0034 Tel: 81-72-620-2002 (Japanese) Fax: 81-72-620-2003 (Japanese/English) URL: http://www.fa.hdl.co.jp (Japan) http://www.fa.hdl.co.jp/en(Global)

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