Toshiba LF620F Instruction Manual page 10

8. Parameter Settings................................................................................................................................................. 54
8.1 Parameter Setting Items................................................................................................................................ 54
8.2 Check/Change of Parameters ....................................................................................................................... 55
8.2.1 Menu Configuration Selection Screen ............................................................................................. 55
8.2.2 Exciting Current Value..................................................................................................................... 56
8.2.3 Meter Size ....................................................................................................................................... 57
8.2.4 Exciting Frequency.......................................................................................................................... 59
8.2.5 Flow Direction Setting...................................................................................................................... 60
8.2.6 Display Setting ................................................................................................................................ 61
8.2.7 Custom Coefficient Setting .............................................................................................................. 65
8.2.8 Custom Unit Setting......................................................................................................................... 66
8.2.9 Span (Range) .................................................................................................................................. 67
8.2.10 Damping Constant........................................................................................................................... 73
8.2.11 Rate-Of-Change Limit and Control Limit Time................................................................................. 74
8.2.12 Low Cutoff ....................................................................................................................................... 76
8.2.13 Display Low Cutoff........................................................................................................................... 77
8.2.14 Still Water Zero Adjustment............................................................................................................. 78
8.2.15 Manual Zero Adjustment ................................................................................................................. 79
8.2.16 4−20mA Alarm Output Setting ........................................................................................................ 80
8.2.17 Output Low Limit Setting ................................................................................................................. 81
8.2.18 Digital Output................................................................................................................................... 82
8.2.19 Digital Input ..................................................................................................................................... 84
8.2.20 Count Rate (Pulse Rate), Pulse Width Setting Mode and Pulse Width ........................................... 86
8.2.21 Preset Count ................................................................................................................................... 89
8.2.22 Preset Mode .................................................................................................................................... 91
8.2.23 Flow Rate High/Low Alarm and High-High/Low-Low Alarm............................................................. 92
8.2.24 Empty Pipe Alarm Setting................................................................................................................ 94
8.2.25 Mag-Prover-Self Diagnosis ON/OFF Setting ................................................................................... 95
8.2.26 Converter Alarm .............................................................................................................................. 96
8.2.27 Fixed Value Output.......................................................................................................................... 97
8.2.28 Password Setting........................................................................................................................... 100
8.2.29 LCD Adjustment ............................................................................................................................ 102
8.2.30 Switch Position Setting .................................................................................................................. 103
8.2.31 Communication Setting ................................................................................................................. 104
8.2.32 Detector type ................................................................................................................................. 104
8.3 Parameter initial settings list........................................................................................................................ 105
9. Mag-Prover-Calibration........................................................................................................................................ 107
9.1 Calibration Items.......................................................................................................................................... 107
9.2 Calibration Using Mag-Prover's Built-In Signal Source................................................................................ 108
9.2.1 0 % Flow Rate Calibration (Zero Calibration) ................................................................................ 108
9.2.2 50 % Flow Rate Calibration ........................................................................................................... 109
9.2.3 100 % Flow Rate Calibration (Span Calibration) ........................................................................... 109
9.2.4 Checking the Excitation Current .................................................................................................... 109
10. Functional Description......................................................................................................................................... 110
10.1 Digital I/O Specifications.............................................................................................................................. 111
10.2 Totalizer and Pulse Output .......................................................................................................................... 112
10.3 Multi-range Function.................................................................................................................................... 116
10.4 Flow Rate High/Low, High-High/Low-Low Alarm Output ............................................................................. 121
10.5 Preset Count Function................................................................................................................................. 123
10.6 Remote Zero Adjustment............................................................................................................................. 128
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