Oval EL4301, Инструкция по эксплуатации

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E-886-2-E
TABLE OF CONTENTS
Page
1. BEFORE YOU BEGIN
............................................................................................................4
1.1 Confirming the Nameplate ....................................................................................................4
1.2 Transportation Precautions ...................................................................................................4
1.3 Storage Precautions .............................................................................................................4
2. GENERAL
................................................................................................................................5
2.1 Features ................................................................................................................................5
2.2 Part Names ...........................................................................................................................5
3. INSTALLATION .......................................................................................................................6
3.1 Outline Dimensions ...............................................................................................................6
3.2 Installation .............................................................................................................................6
3.2.1 Installation Location ........................................................................................................6
3.2.2 Panel ..............................................................................................................................6
3.2.3 Installation ......................................................................................................................6
4. WIRING
.....................................................................................................................................7
4.1 Field Wiring Cables ...............................................................................................................7
4.2 Wiring Connections ...............................................................................................................7
4.3 Description of Terminal Blocks for External Connections .....................................................7
4.3.1 Terminal Identification .....................................................................................................8
5. PRODUCT CODE EXPLANATION ...................................................................................10
6. INTERNAL COMPONENTS AND FUNCTIONS .............................................................12
6.1 Front Panel .........................................................................................................................12
6.1.1 Display ..........................................................................................................................12
6.1.2 Front Panel Keypad ......................................................................................................12
6.1.3 Error Messages ............................................................................................................12
6.1.4 Display Items ................................................................................................................13
7. CALCULATION FORMULAS
.............................................................................................15
8. PREPARATIONAL CHECKS AND OPERATION ...........................................................17
8.1 Preparation Before Operation .............................................................................................17
8.2 Preparational Checks .........................................................................................................17
8.3 Operation ............................................................................................................................17
9. TROUBLESHOOTING .........................................................................................................18
10. ERROR MESSAGES ............................................................................................................19
11. BEHAVIOR IN ERRATIC CONDITIONS
..........................................................................19
12. GENERAL SPECIFICATIONS
...........................................................................................20
12.1 EL4301 Density Computer for Mass Flowmeter ...............................................................20
12.2 EL4311 Density Computer for Mass Flowmeter
(with solids proportion flowrate calculation feature) ..........................................................21
12.3 EL4321 Density Computer for Spool Densitometer (gas service) ....................................22
12.4 EL4331 Density Computer for Spool Densitometer (liquid service) ..................................23
13. OVERALL BLOCK DIAGRAM
...........................................................................................24