ABB AWT420 Manual Download Page 1

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A B B ME A SUR EMENT & A N A LY TIC S | COMMUNIC ATIONS SUPPLEMENT

AWT420

Universal 4-wire, dual-input transmitter

Ethernet communications 
configuration

Measurement made easy

Introduction

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.

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:

Search for/ click on:

AWT420 transmitter – Data Sheet

DS/AWT420-EN

AWT420 transmitter – 

 

Commissioning Instruction

C

I/AWT420-EN

AWT420 transmitter – 

 

Operating Instruction

O

I/AWT420-EN

AWT420 transmitter – 

 

HART Communications Supplement

COM/AWT420/

 

HART-EN

AWT420 transmitter – 

 

HART FDS Communications Supplement

COM/AWT420/

 

HART/FDS-EN

AWT420 transmitter – 

 

PROFIBUS Communications Supplement

COM/AWT420/

PROFIBUS-EN

AWT420 transmitter – 

 

MODBUS Communications Supplement

COM/AWT420/

MODBUS-EN

Universal 4-wire,  
dual-input transmitter

Summary of Contents for AWT420

Page 1: ...ter 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 Search for click on AWT420 t...

Page 2: ...4 Installation 6 Cable length 6 Cable specification 6 Network connection 6 Cable entries 6 Ethernet module installation 6 5 Configuration 7 Ethernet menus 7 Non secure connections 8 Secure connections...

Page 3: ...e of the equipment Failure to do so could result in bodily harm or damage to the equipment WARNING Bodily injury Installation operation maintenance and servicing must be performed by suitably trained...

Page 4: ...d as far as possible The European Waste Electrical and Electronic Equipment WEEE Directive that initially came into force on August 13 2005 aims to reduce the waste arising from electrical and electro...

Page 5: ...If the device were to experience data flooding exceeding this rate it will become unresponsive to network requests during the data flooding and for several seconds after the data flooding ends 3 Overv...

Page 6: ...5 socket Route data lines clear of the source of any strong electrical and magnetic fields Cable entries Use cable entry D A M20 mains power B M16 sensor 1 C M16 sensor 2 D M20 Ethernet cable entry se...

Page 7: ...a web browser Enabled Port Number Configures the Port Number from which the transmitter listens for connections requests This configuration must be changed according to the configuration of the Secure...

Page 8: ...ash encrypted with the server s private key digital signature Upon reception of the digital certificate the client tries to decrypt the signature to retrieve the original certificate hash and compare...

Page 9: ...vice identifier The Device Identifier is a 16 bit value created in the AWT420 device during the first provisioning phase and that remains the same for the lifetime of the device The operator can use i...

Page 10: ...e calculated value Figure 8 Device Identified programmed As noted previously the value shown is different for each device the value displayed in Figure 7 is an example only From this moment onwards it...

Page 11: ...ed data instead This applies to both secured and unsecured web connections To avoid this problem it might be necessary to clear the web browser cache to force it to display the latest data the device...

Page 12: ...lowing address should be typed in the browser address bar ftp advanced advanced 10 0 0 1 Once connection is established the browser removes the username and password values from the address bar Please...

Page 13: ...button New Site A new entry is created in the My Sites folder Select a name for the new connection in this example it will be AWT420 Figure 21 FileZilla Connections dialog part 1 Now add the followin...

Page 14: ...setup When connecting securely a dialog asking if the device certificate is to be trusted is displayed Ensure the device identifier corresponds to the one created in the device during the First Provi...

Page 15: ...nd reducing instrument downtime However it is still necessary to follow the upgrade instructions for both transmitter and sensor modules Refer to ABB Library and the upgrade instructions for details P...

Page 16: ...ght 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 wh...

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