Installation Manual

Rosemount Tank Radar REX

308014EN, Edition 4

Chapter 3 Description of 3900 REX

May 2013

 

 

3.1.1Transmitter Head Electronics

The electronics is mounted in an exchangable unit in the explosion proof Transmitter Head. A high measurement accuracy is achieved by using digital reference circuitry, and by controlling the internal temperature by an internal heater.

The 3900 transmitter head can be used on all types of TRL/2 antennas.

A metrological seal is available to prevent unauthorized changes of database settings.

Some of the electronic cards shown below are optional and may not be installed in your transmitter.

Transmitter Rectifier Card

Field Communication Card

Signal Processing Card

Analog Processing Card

Transmitter Interface Card

Temperature Multiplexing

1

4

3

2

 

Motherboard

 

1.

X12. Intrinsically safe connec-

 

 

tion for auxiliary inputs such as

 

 

Slave DAU/RDU, temperature

Electronics.eps

 

sensors and analog inputs.

 

 

2.

X11. Non-intrinsically safe con-

 

 

nection for power, communica-

 

 

tion and relays.

TH

3.

Electronic unit.

REX3900

4.

Ground connection.

 

Figure 3-2. RTG 3900 transmitter head electronics.

3-2

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Emerson 308014EN, Edition 4 installation manual Transmitter Head Electronics, RTG 3900 transmitter head electronics
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308014EN, Edition 4 specifications

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The device is equipped with intuitive user interfaces, which simplify operation and maintenance. It features a bright display that provides clear and concise information about system performance and status, allowing users to easily monitor operations at a glance. Additionally, it supports remote access functionality, enabling operators to manage and troubleshoot the system from a distance, thus improving efficiency and reducing downtime.

Incorporating the latest communication technologies, the Emerson Edition 4,308014EN supports various networking protocols, making it compatible with a wide range of devices and systems. This connectivity allows for real-time data exchange, further enhancing the ability to make informed decisions quickly.

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Overall, the Emerson Edition 4,308014EN is a remarkable product that combines durability, advanced technology, and user-friendly features. Its capabilities make it an excellent choice for professionals seeking a reliable solution in demanding industrial applications. Whether for optimizing processes or ensuring smooth operation in challenging environments, the Emerson Edition delivers unparalleled performance and value.
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