YOKOGAWA DpharpEJX vigilantplant EJX910A, User Manual

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CONTENTS
IM 01C25R01-01E
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 .................................................................................................. 7-2
7.5.1 Loop Configuration ....................................................................... 7-2
7.5.2 Wiring Installation ......................................................................... 7-3
7.6 RTD Cable Connection ....................................................................... 7-3
7.6.1 Connecting Shielded Cable with Cable Gland
(External temperature input code: -1, -2, -3, and -4) ................... 7-3
7.6.2 Connecting Shielded Cable for Conduit Use
(External temperature input code: -B, -C, and -D) ...................... 7-5
7.6.3 Removing Shielded Cable with Cable Gland
(External temperature input code: -1, -2, -3, and -4) ................... 7-5
7.6.4 Removing Shielded Cable for Conduit Use
(External temperature input code: -B, -C, -D) .............................. 7-5
7.6.5 Cable Connection RTD Terminal Box Side ................................. 7-5
7.7 Grounding ............................................................................................ 7-6
8. OPERATION .................................................................................................. 8-1
8.1 Preparation for Starting
Operation ............................................................................................. 8-1
8.2 Zero Point Adjustment ........................................................................ 8-2
8.2.1 Adjusting Zero Point for Differential Pressure ............................. 8-2
8.2.2 Adjusting Zero Point for Static Pressure ...................................... 8-3
8.2.3 Adjusting Zero Point for External Temperature ........................... 8-3
8.3 Starting Operation ............................................................................... 8-3
8.4 Shutting Down the Transmitter ........................................................... 8-4
8.5 Venting or Draining Transmitter Pressure-detector Section ............... 8-4
8.5.1 Draining Condensate .................................................................... 8-4
8.5.2 Venting Gas .................................................................................. 8-4