Medidor De Nivel 12300

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Table of contents
GENERAL ................................................................................4 SPARE PARTS ...........................................................................4 AFTER SALES SUPPORT..........................................................4 TRAINING ................................................................................4 7. COMMISSIONING......................................................... 23 7.1. INSTRUMENT COUPLING TO THE TORQUE TUBE .............. 23 7.2. TRANSMITTER CONFIGURATION ................................... 24 7.3. TRANSMITTER CALIBRATION........................................ 25
7.3.1. 7.3.2. 7.3.3. 7.3.4. OPERATING RULES AND CALIBRATION PRINCIPLE ................25 CALIBRATION AT WORKSHOP WITHWEIGHTS........................28 CALIBRATION ON SITE WITH PROCESS FLUIDS .....................30 CALIBRATION WITH MECHANICAL STOPS .............................31

1. DESCRIPTION - OPERATION ...............................................5 1.1. PRINCIPLE OF OPERATION ....................................................5 1.2. SIGNAL PROCESSING ...........................................................5 2.PROTECTION STANDARDS .................................................6 2.1. ATEX / IECEX CERTIFICATIONS ..........................................6 2.2. FM / FMC CERTIFICATIONS ..................................................7
2.2.1. GENERAL REQUIREMENTS ...........................................................7 2.2.2. FLAMEPROOF AND DUST IGNOTION PROOF REQUIREMENTS ............ 7 2.2.3.INTRINSICALLY SAFE REQUIREMENTS ............................................7 2.2.4. DESCRIPTION OF EXPLOSION PROOF AND INTRINSIC SAFETY MARKING .....................................................................................8 2.2.5. REPAIR .......................................................................................9 2.2.6. ES-479 INTRINSICALLY SAFE INSTALLATION WIRING REQUIREMENTS.........................................................................10 2.2.7. NOTES FOR INTRINSICALLY SAFE INSTALLATION .......................... 11

7.4. CALIBRATION OF SPECIFIC GRAVITY METER .................. 33 7.5. MECHANICAL STOPS SETTING...................................... 34
7.5.1. LOW LEVEL REFERENCE [ZERO] ..........................................34 7.5.2. HIGH LEVEL REFERENCE [SPAN]........................................35

8. MAINTENANCE ............................................................ 36 8.1. REMOVAL OF 12400 CASE FROM TORQUE TUBE ............ 36 8.2. INSTALLATION OF 12400 CASE ON A TORQUE TUBE ....... 36
8.2.1. ON A 12200/300/400 SERIES TORQUE TUBE .....................36 8.2.2. ON A 12120 OR 12800 SERIES TORQUE TUBE ....................37

8.3. REMOVALOF 12400 CASE AND TORQUE TUBE SUBASSEMBLY................................................................. 38 8.4. MOUNTING OF DLT CASE AND TORQUE TUBE SUBASSEMBLY................................................................. 39 8.5. REVERSE INSTRUMENT CASE MOUNTING POSITION VERSUS TO DISPLACER POSITION (LEFT OR RIGHT)......... 40 8.6. REPLACEMENT OF ELECTRONIC AND MECHANICAL COMPONENTS............................................................ 40 9. TROUBLE SHOOTING ................................................. 41 9.1. NO SIGNAL ................................................................ 41 9.2. EXISTING SIGNAL BUT NOTHING ON LCD DISPLAY ........... 41 9.3. STEADY SIGNAL, NO CHANGE WHEN LEVEL VARIES ........ 41 9.4. OUTPUT SIGNAL DIFFERS FROM VALUE DISPLAYED ON LCD.......................................................................... 41 ® 9.5. NO HART COMMUNICATION ...................................... 42 9.6. OUTPUT SIGNAL DOES NOT MATCH WITH THE LIQUID LEVEL (LINEARITY ISSUE) ............................................ 42 Appendix A – NORMAL Menu / SETUP Menu .......44 to 45 Appendix B – BASIC SETUP Menu ........................46 to 48 Appendix C –...