L-737-3-E
CONTENTS
1. BEFORE YOU BEGIN ............................................................................................ 5
. Con
fi
rming the Tag Information ...................................................................................................
. Transportation Considerations ....................................................................................................
.3 Storage Considerations ...............................................................................................................
. Operating Conditions ..................................................................................................................
. Precautions at Installation ...........................................................................................................
. Precautions for power-on ............................................................................................................
.7 Returning Equipment ...................................................................................................................
2. GENERAL AND FEATURES ................................................................................. 7
. General ........................................................................................................................................7
. Features ......................................................................................................................................7
3. SPECIFICATIONS AND PERFORMANCE ............................................................. 7
3. Sensor Unit ..................................................................................................................................7
3.. General Speci
fi
cations ............................................................................................................7
3.. General Performance .............................................................................................................
3..3 Pressure Loss ........................................................................................................................
3. Transmitter General Speci
fi
cations .............................................................................................
4. PART NAMES AND OUTLINE DIMENSIONS .................................................... 10
5. INSTALLATION .................................................................................................... 12
. Considerations at Installation ....................................................................................................
. Physical Orientation ..................................................................................................................
.3 Piping Instructions .....................................................................................................................
.3. Standard Piping Conditions .................................................................................................
.3. In
fl
uences of Vibration and Pulsations ................................................................................ 3
.3.3 Prevention of Cavitation ...................................................................................................... 3
.3. Prevention of Excessive Flow Rate ...................................................................................... 3
.3. Keeping the Sensor Unit Completely Filled ......................................................................... 3
.3. Bypass Line ........................................................................................................................ 3
. Installation Instructions .............................................................................................................
. Sensor Unit-to-Tubing Connection Guidelines ..........................................................................
.. Machining the Female Connector (for reference purpose) .................................................
.. Connection Procedure ........................................................................................................
. Securing the Sensor Unit and Tubing Clamps ..........................................................................
.7 Heat Insulation Work ................................................................................................................. 7
. Separately Mounted Transmitter Installation .............................................................................
. How to Change Transmitter Orientation ....................................................................................
.0 How to Change Transmitter Display Orientation .....................................................................0
6. WIRING INSTRUCTIONS ..................................................................................... 22
. Terminal Box Cover Removal ....................................................................................................
. Wiring Connections ....................................................................................................................
.. Cable lead-in .......................................................................................................................
.. Power and output signal connections (both integrally and separately mounted models) ....3
..3 Connections between separately mounted sensor unit and transmitter ..............................
.3 Power Supply Lines and Ground Terminal .................................................................................
. Analog Output Wiring .................................................................................................................
. Pulse Output Wiring ...................................................................................................................
. Status Output Wiring ..................................................................................................................
.7 Status Input Wiring .....................................................................................................................
. Communication Line Wiring (option) ..........................................................................................
. Recommended Cables for Use in Output Signals ....................................................................