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A B B ME A SUR EMENT & A N A LY TIC S | OPER ATING INSTRUC TION
AWT420
Universal 4-wire, dual-input transmitter
Measurement made easy
Introduction
The AWT420 is a universal 4-wire, dual-input
transmitter suitable for the measurement and
control of a wide range of parameters including
pH, ORP, conductivity, turbidity/suspended
solids and dissolved oxygen.
The AWT420 supports both traditional analog and
advanced digital EZLink sensors.
This Operating Instruction provides installation,
operation and maintenance procedures for the
AWT420 transmitter. For information on the
sensors, including installation, commissioning,
operation and maintenance procedures, refer to
the specific sensor manual.
For more information
Further publications for the AWT420 transmitter
are available for free download from:
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
AWT420 transmitter –
Commissioning Instruction
AWT420 transmitter –
HART Communications Supplement
COM/AWT420/
HART-EN
AWT420 transmitter –
HART FDS Communications Supplement
AWT420 transmitter –
PROFIBUS Communications Supplement
AWT420 transmitter –
MODBUS Communications Supplement
AWT420 transmitter –
Ethernet Communications Supplement
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AWT420
Universal 4-wire,
dual-input transmitter