Azbil MVC10A, User Manual

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Table of Contents
Setting the language used for displayed messaged ............................. 4-13
4-9: Setting during operation ................................................................................ 4-14
Introduction ........................................................................................... 4-14
Switching the main displays .................................................................. 4-14
Setting or changing units ...................................................................... 4-14
Setting or changing the damping time constant .................................... 4-15
Setting or changing a low flow cut value ............................................... 4-15
Setting and executing the leak checking function ................................. 4-15
4-10: .....................................................................................................................
Details of default settings ..................................................................................... 4-16
4-11: .....................................................................................................................
Explanation on some important functions ............................................................ 4-17
Cost indicating function .............................................................................. 4-17
Auto ranging function ................................................................................. 4-18
Leak checking function ............................................................................... 4-19
Chapter 5: Maintenance and troubleshooting of this instrument
Outline of this chapter ........................................................................... 5-1
5-1: Maintenance ................................................................................................. 5-2
Disassembling and assembling .................................................................. 5-2
Disassembling ...................................................................................... 5-2
Removing the cover .............................................................................. 5-2
Removing the cover for power supply unit ............................................ 5-2
Removing the terminal board and main board ...................................... 5-2
Assembling the converter ..................................................................... 5-2
Disassembling and assembling the converter and its fixture ................ 5-3
Inspection ................................................................................................... 5-3
Checking for piping leakage ................................................................. 5-3
Insulation resistance and withstand voltage tests ................................. 5-3
Insulation resistance ............................................................................. 5-3
Withstand voltage ................................................................................. 5-4
Replacing a fuse ........................................................................................ 5-4
5-2: Troubleshooting ............................................................................................ 5-5
Types of troubles ........................................................................................ 5-5
Troubles at the start of operation ............................................................... 5-5
Troubleshooting ................................................................................... 5-5
Troubles during operation .......................................................................... 5-6
Troubleshooting .................................................................................... 5-6
Display and output state beyond the range of flow rate measurement ..... 5-7
Error messages and corrective actions ...................................................... 5-8
Appendix English and Japanese Messages Comparison Table