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Yokogawa EJX930A User Manual

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IM 01C25R01-01E

5.

Installation ................................................................................................. 5-1

5.1

Precautions .......................................................................................................5-1

5.2

Mounting ...........................................................................................................5-1

5.3

Changing the Process Connection .................................................................5-2

5.4

Swapping the High/Low-pressure Side Connection .....................................5-3
5.4.1

Rotating Pressure-detector Section 180° .........................................5-3

5.4.2

Using the Communicator ...................................................................5-3

5.5

Rotating Transmitter Section ...........................................................................5-4

5.6

Changing the Direction of Integral Indicator .................................................5-4

6.

Installing Impulse Piping ......................................................................... 6-1

6.1

Impulse Piping Installation Precautions ........................................................6-1
6.1.1

Connecting Impulse Piping to a Transmitter ......................................6-1

6.1.2

Routing the Impulse Piping ................................................................6-2

6.2

Impulse Piping Connection Examples ...........................................................6-4

7.

Wiring ......................................................................................................... 7-1

7.1

Wiring Precautions ...........................................................................................7-1

7.2

Selecting the Wiring Materials .........................................................................7-1

7.3

Types of Output .................................................................................................7-1

7.4

Connection ........................................................................................................7-2
7.4.1

Power Supply Wiring Connection ......................................................7-2

7.4.2

External Indicaror Connection ...........................................................7-2

7.4.3

Communicator Connection ................................................................7-2

7.4.4

Check Meter Connection ...................................................................7-2

7.4.5

External Temperature Connection .....................................................7-2

7.5

Wiring .................................................................................................................7-3
7.5.1

Loop Configuration ............................................................................7-3

7.5.2

Wiring Installation ...............................................................................7-4

7.6

RTD Cable Connection ....................................................................................7-4
7.6.1

Connecting Shielded Cable with Cable Gland

(External temperature input code: -1, -2, -3, and -4) .........................7-4

7.6.2

Connecting Shielded Cable for Conduit Use

(External temperature input code: -B, -C, and -D) .............................7-7

7.6.3

Removing Shielded Cable with Cable Gland

(External temperature input code: -1, -2, -3, and -4) .........................7-8

7.6.4

Removing Shielded Cable for Conduit Use

(External temperature input code: -B, -C, -D) ....................................7-8

7.6.5

Cable Connection RTD Terminal Box Side ........................................7-8

7.7

Grounding ..........................................................................................................7-9

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