ABB AWT420 Manual
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ABB AWT420 Manual

Universal 4-wire, dual-input transmitter
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A B B M E A S U R E M E N T & A N A LY T I C S | C O M M U N I C AT I O N S S U P P L E M E N T
AWT420
Universal 4-wire, dual-input transmitter
Introduction
—
Universal 4-wire,
dual-input transmitter
This Communication Supplement provides
procedures specifically related to the Ethernet®
option for the AWT420 transmitter. Refer to the
AWT420 Operating instructions (OI/AWT420-EN) for
general information on installation, operation and
maintenance.
Ethernet communications
configuration
Measurement made easy
For more information
Further publications for the AWT420 transmitter
are available for free download from:
www.abb.com/measurement
or by scanning this code:
Links and reference numbers for the transmitter
publications are also shown below:
AWT420 transmitter – Data Sheet
AWT420 transmitter –
Commissioning Instruction
AWT420 transmitter –
Operating Instruction
AWT420 transmitter –
HART Communications Supplement
AWT420 transmitter –
HART FDS Communications Supplement
AWT420 transmitter –
PROFIBUS Communications Supplement
AWT420 transmitter –
MODBUS Communications Supplement
Search for/ click on:
DS/AWT420-EN
CI/AWT420-EN
OI/AWT420-EN
COM/AWT420/
HART-EN
COM/AWT420/
HART/FDS-EN
COM/AWT420/
PROFIBUS-EN
COM/AWT420/
MODBUS-EN

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Summary of Contents for ABB AWT420

  • Page 1 This Communication Supplement provides Further publications for the AWT420 transmitter procedures specifically related to the Ethernet® are available for free download from: option for the AWT420 transmitter. Refer to the www.abb.com/measurement AWT420 Operating instructions (OI/AWT420-EN) for or by scanning this code: general information on installation, operation and maintenance.

  • Page 2: Table Of Contents

    AW T4 2 0 U N I V E R S A L 4 - W I R E , D U A L- I N P U T T R A N S M I T T E R | C O M/A W T4 2 0/ E T H E R N E T- E N R E V. C Contents Health &...

  • Page 3: Health & Safety

    CAUTION The signal word ‘CAUTION’ indicates an imminent danger. Potential safety hazards Failure to observe this information may result in minor or moderate injury. AWT420 transmitter – electrical NOTICE WARNING The signal word ‘NOTICE’ indicates potential material Bodily injury damage.

  • Page 4: Product Symbols

    Product symbols Product recycling and disposal (Europe only) Symbols that may appear on this product are shown below: ABB is committed to ensuring that the risk of any environmental damage or pollution caused by any of Protective earth (ground) terminal.

  • Page 5: Cyber Security

    • FTP, both unsecured and secured over SSL/TLS or information. connections The AWT420 can handle a data rate up to 300 packets per • Username and password configuration for remote access second, which far exceeds what the application needs. It is the...

  • Page 6: Installation

    AWT420 transmitter to provide Use cable entry D. local network access. The AWT420 is not intended to be an internet facing device so installations requiring remote access should take precautions to ensure their network is secure.

  • Page 7: Configuration

    Performs the first provisioning of the device. To be used when the device is expected to be Inter-net facing. This option performs the following operations: • Provisioning of the AWT420 internal HSM • Creation of the Device Identifier • Creation of the first self-signed digital certificate to be used during the secure connection establishment After this operation is completed, the device is ready to be connected to the Internet.

  • Page 8: Non- Secure Connections

    To establish a secure connection over SSL/TLS, it is necessary must be configured as follows: for a server to prove its identity. The AWT420 achieves this by • Secure Connection must be set to Disabled using asymmetric cryptography, also known as public key •...

  • Page 9: First Provisioning

    Because the certificate created with this procedure is self- signed, the web browser raises a warning to indicate it is unable to verify the identity of the AWT420, as the certificate issuer is unknown. The browser offers the option to view the digital certificate and to add a security exception, so that it is subsequently accepted for the next web sessions.

  • Page 10: Provisioning

    AWT420 configuration menu: To access the certificate renewal option, navigate to Certificate Enter Configuration > Advanced > Communication > Renew in the AWT420 configuration menu: Ethernet > Security Certificate > First Provisioning Enter Configuration > Advanced > Communication >...

  • Page 11: Web Browser First Connection

    The second link enables the digital certificate it received from the device to be viewed. Click on the second link to view. Because the AWT420 uses a self-signed certificate to prove its identity, it is necessary to add a security exception to the The following window is displayed: device.

  • Page 12: Connecting With Ftp Using A Web Browser

    Note that the AWT420 only allows one connection with FTP. It is not possible to connect via FTP from two or more different locations to the same device.
  • Page 13 AW T4 2 0 U N I V E R S A L 4 - W I R E , D U A L- I N P U T T R A N S M I T T E R | C O M/A W T4 2 0/ E T H E R N E T- E N R E V. C Once downloaded and installed, the software displays the To create a connection to a new AWT420 device select the button New Site. A new entry is created in the My Sites folder.
  • Page 14 AW T4 2 0 U N I V E R S A L 4 - W I R E , D U A L- I N P U T T R A N S M I T T E R | C O M/A W T4 2 0/ E T H E R N E T- E N R E V. C …5 Configuration …FTP connections …Installing FileZilla...

  • Page 15: Folders Access Rights

    However, it is still necessary to follow the upgrade instructions for both transmitter and sensor modules. Refer to ABB Library Figure 28 FileZilla FTP transfer successful and the upgrade instructions for details. Please note this...
  • Page 16 We reserve the right to make technical changes or modify the contents of this document without prior notice. With regard to purchase orders, the agreed particulars shall prevail. ABB does not accept any responsibility whatsoever for potential errors or possible lack of information in this document.

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