4.2.1 PIPE RUPTURE VALVE (VC) TEST [EN81-20 §6.3.8] 31
4.2.2 FLOW RELIEF VALVE (VC) [EN81-20 §6.3.9] 31
4.2.3 PRESSURE TEST [EN81-20 §6.3.10] 31
4.2.4 PROTECTION AGAINST UNCONTROLLED MOVEMENT [EN81-20 §6.3.13] 32
4.2.4.1 PRELIMINARY REQUIREMENTS 32
4.2.4.2 TESTING OF THE MONITORING SYSTEM 32
4.2.4.3 TEST IN UP DIRECTION 33
4.2.4.4 TEST IN DOWN DIRECTION 33
4.3 FAULT SIMULATION ON OUTPUT RDY AND RUN 34
4.3.1 TEST RUN ALWAYS ON 34
4.3.2 TEST RDY ALWAYS OFF 34
4.3.3 TEST RUN ALWAYS OFF 34
4.3.4 TEST RDY ALWAYS ON 34
4.3.5 EXIT RUN-RDY TEST 34
5 PROGRAMMING 35
5.1 SYSTEM PARAMETERS 35
5.2 COMPLETE MENÙ 36
5.3 MENÙ 37
- 1 - DIAGNOSTICS 37
- 2 - ALARM 37
- 3 - RESET ALARM AND FAULT 37
- 4 - ADJUSTMENTS 38
- 5 - SETTINGS 39
– 6 - UPWARD PARAMETERS 39
-7 - DOWNWARD PARAMETERS 40
– 8 -OUTPUT FUNCTIONS 40
– 9 -TEST 40
– 10 -ADVANCED PROGRAMMING 41
– 11 - PROGRAMMING PARAMETERS 41
- 12 -SOFTWARE UPDATE 41
5.4 CHART OF OUTPUT PROGRAMMABLE FUNCTIONS 42
5.5 CHART OF FAILURES 42
5.6 ACCESSORIES 42
6 MAINTENANCE 43
6.1 PROGRAMMED MAINTENANCE 43
6.2 MAINTENANCE OPERATIONS PLAN AND PERIODIC CHECKS 43
6.3 MATERIALS DISPOSAL 45
6.4 SENSOR REPOSITIONING 46
6.4.1 S1 SENSOR 46
6.4.2 S2 SENSOR 46
6.4.3 S3 SENSOR 46
7 FAULTS 47
7.1 FAULTS ANALYSIS 47
7.2 TROUBLESHOOTING 48
8 CERTIFICATES 50
8.1 EU TYPE EXAMINATION 50
8.2 CONFORMITY 50
8.3 MAIN ACRONYMS AND ABBREVIATIONS 52
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