LEFM 3xxCi User Manual
IB1406 Rev 12
Table of Contents
Page i
August 2017
Table of Contents
Important Safety Information ......................................................................................................................... 1
Terms Used in this Manual ........................................................................................................................ 1
Personal Safety ......................................................................................................................................... 1
........................................................................................................................................................ 3
Introduction ............................................................................................................................................... 3
Equipment Description .......................................................................................................................... 3
Table 1.1 Nominal K-Factors ..................................................................................................................... 6
Model Number ...................................................................................................................................... 7
Flowmeter Specifications ...................................................................................................................... 8
...................................................................................................................................................... 11
Direct-Mount Meter and Transmitter Installation (Model 3xxCi) ............................................................... 11
Flowmeter Body Installation – Best Practices ..................................................................................... 11
Table 2.1 Hoist Ring Rated Weights and Part Numbers ......................................................................... 13
Table 2.2 Flow Ranges for the 3xxCi Meter ............................................................................................ 17
Table 2.3 Uncalibrated Meter Performance ............................................................................................. 19
...................................................................................................................................................... 20
Remote-Mount Meter and Transmitter Installation (Model 3xxCi-R) ........................................................ 20
Remote Mount Terminations Procedure (External Junction Box Only) ............................................... 21
Table 3.1 LEFM 380Ci-R Transducer and RTD Terminations (See Figure 3.2) ...................................... 23
Remote Mount Transmitter Installation Procedure .............................................................................. 25
...................................................................................................................................................... 26
Transmitter Connections – All Models ..................................................................................................... 26
Transmitter Installation Procedure ...................................................................................................... 26
Table 4.1 Power Terminations................................................................................................................. 28
Table 4.2 Analog Inputs (User 1)............................................................................................................. 29
Table 4.3 Analog Outputs (User 2) .......................................................................................................... 30
Table 4.4 Optional HART Output ............................................................................................................. 30
Table 4.5 LEFM 380Ci Digital Signals ..................................................................................................... 31
Table 4.6 Ground Connections................................................................................................................ 33
Table 4.7 Terminations for Serial Communications ................................................................................. 34
Meter Installation Check-Out............................................................................................................... 35
