Oval EL0122 - Default Chapter; Table of Contents

E-122-8-E
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1. BEFORE YOU BEGIN ............................................................................................................................. 4
1.1 Confirming the Tag ............................................................................................................................ 4
1.2 Transportation Considerations .......................................................................................................... 4
1.3 Storage Considerations ..................................................................................................................... 4
2. GENERAL ............................................................................................................................................... 5
3. PART NAMES AND OUTLINE DIMENSIONS ....................................................................................... 5
4. INSTALLATION ....................................................................................................................................... 5
4.1 Installation Location .......................................................................................................................... 5
4.2 Installation ......................................................................................................................................... 5
5. WIRING ................................................................................................................................................... 6
5.1 Cables for Field Wiring ...................................................................................................................... 6
5.2 Field Wiring and Electrical Connections ............................................................................................ 6
5.3 Terminal Block for External Connections .......................................................................................... 6
5.4 Electrical Connections by Type of Input Signal ................................................................................. 8
6. BLOCK DIAGRAM .................................................................................................................................. 9
7. FUNCTIONS AND OPERATION .......................................................................................................... 10
7.1 LCD Counter Display ...................................................................................................................... 10
7.2 About the Displayed Messages during Operation ........................................................................... 10
7.3 Computing Formula for Total Flow and Instantaneous Flowrates ................................................... 10
7.4 Jumper, Switch, Potentiometer Setup and Adjustment ....................................................................11
7.4.1 Construction of Internal Electronics Assembly ...........................................................................11
7.4.2 How to Remove Internal Electronics Assembly ..........................................................................11
7.4.3 Waveshaping Function .............................................................................................................. 12
7.4.4 Setup of Other Functions (common to EL0122/0123) LCD Board SW3 ......................................... 13
7.4.5 How to Change Output Signal and Pulse Width (option) .......................................................... 13
7.4.6 Parameter Setup, Alteration, and Adjustment in Analog Output Circuit (option)........................ 13
7.5 Parameter Setup Procedure ........................................................................................................... 14
7.5.1 Procedure to Modify a Parameter ............................................................................................. 14
7.5.2 Procedure to Enter a Parameter ............................................................................................... 14
7.5.3 About Dummy Output Features (special functions) ................................................................... 16
7.5.4 Parameter Initialization .............................................................................................................. 16
7.5.5 About Alarm Output (option) ...................................................................................................... 17
7.5.6 About Error Messages ............................................................................................................... 18
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Table 7.5 Menu Trees and Switch Operation ................................................................................... 20
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Table 7.6 Parameter List .................................................................................................................. 20
8. BATTERY REPLACEMENT .................................................................................................................. 22
8.1 About the Batteries .......................................................................................................................... 22
8.2 Battery Replacement ....................................................................................................................... 22
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