Installation Manual

308014EN, Edition 4

Rosemount Tank Radar REX

May 2013

Chapter 8 Junction Boxes

 

 

8.Junction Boxes

As optional equipment, a series of junction boxes can be delivered with the TankRadar Rex system. They are used to connect the various system units.

RTG with JBi (section 8.1)

Temp.

Sensor

system_JB

 

 

 

 

Alternative connections

 

 

FCU

to DCS

JB 36/42

 

JB

EEx e

 

(section 8.3)

RTG

Field

 

 

(section 8.2)

JB

 

 

Bus

 

 

 

Modem

JB

 

 

 

 

 

 

 

Temp.

 

 

 

 

Sensor

 

 

 

 

 

 

 

 

TankMaster PC

 

 

 

 

workstations in

DAU

 

 

 

network

 

 

 

 

Figure 8-1. Overview of the different junction boxes in a TankRadar Rex system.

8.1Integrated Junction Box, JBi

8.1.1Explosion Approval

The integrated junction box is designed for increased safety classified according to EEx e [ia] IIC T6. There is one EExe side for mains, bus cables and relay outputs. The EExi side is for intrinsically safe connections.

8-1

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Emerson Edition 4, 308014EN installation manual Junction Boxes, Integrated Junction Box, JBi, Explosion Approval
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308014EN, Edition 4 specifications

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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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