Yokogawa EJX438B User Manual

Page 4

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IM 01C27H01-01EN

7.3.8

Output Signal Low Cut Mode Setup ................................................7-19

7.3.9

Impulse Line Connection Orientation Setup ....................................7-19

7.3.10

Integral Indicator Display Mode .......................................................7-19

7.3.11

Integral Indicator Scale Setup ..........................................................7-20

7.3.12

Unit for Displayed Temperature .......................................................7-20

7.3.13

Unit for Displayed Static Pressure ...................................................7-20

7.3.14

Zero Point Adjustment and Span Adjustment ..................................7-21

7.3.15

Software Write Protect .....................................................................7-23

7.3.16

Switching to Deep Sleep Mode ........................................................7-23

7.3.17

Switching to Silence Mode ...............................................................7-23

7.4

Self-Diagnostics ..............................................................................................7-24
7.4.1

Identify Problems by Using the Device Configuration Tool ..............7-24

7.4.2

Alert Report ......................................................................................7-25

7.4.3

Checking with Integral Indicator .......................................................7-27

8.

Maintenance .............................................................................................. 8-1

8.1

Overview ............................................................................................................8-1

8.2

Calibration Instruments Selection ..................................................................8-1

8.3

Calibration .........................................................................................................8-1

8.4

Disassembly and Reassembly ........................................................................8-3
8.4.1

Replacing the Integral Indicator .........................................................8-3

8.4.2

Replacing the RF Assembly ...............................................................8-4

8.4.3

Replacing the CPU Assembly ............................................................8-4

8.4.4

Replacing the Battery Pack ...............................................................8-5

8.4.5

Replacing the Batteries ......................................................................8-5

8.4.6

Handling Batteries ..............................................................................8-6

8.5

Troubleshooting ................................................................................................8-7
8.5.1

Basic Troubleshooting .......................................................................8-7

8.5.2

Troubleshooting Flowcharts ...............................................................8-8

8.5.3

Errors and Countermeasures ..........................................................8-10

9.

Parameter Summary ................................................................................ 9-1

10. General Specifications .......................................................................... 10-1

10.1

Standard Specifications .................................................................................10-1

10.2

Model and Suffix Codes .................................................................................10-5

10.3

Optional Specifications ............................................................................... 10-11

10.4

Dimensions ...................................................................................................10-14

Revision Information ...............................................................................................i

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