beautypg.com

Fluid Components International FLT Series Rack Mount User Manual

Page 7

background image

FLUID COMPONENTS INTL

Doc. No. 06EN0050 Rev. N/C

vii

FLT

Series FlexSwitch

Rack Mount

Contents

Chapter 1 - General Information

Description ....................................................................................................................................... 1 - 1
Theory of Operation ...................................................................................................................... 1 - 1
Technical Specifications ............................................................................................................... 1 - 2

Chapter 2 - Installation

Receiving/Inspection .................................................................................................................... 2 - 1
Packing/Shipping/Returns ........................................................................................................ 2 - 1
Factory Calibration Note ............................................................................................................. 2 - 1
Pre-Installation Procedure ........................................................................................................... 2 - 1

Prepare or Verify Sensing Element Location ................................................................ 2 - 1
Verify Dimensions ................................................................................................................. 2 - 1
Verify Flow Direction and Placement Orientation for the Sensing Element ...... 2 - 2
Verify Flow Direction and Placement Orientation for the Sensing Element ...... 2 - 2

Install the Sensing Element ......................................................................................................... 2 - 2

Male NPT Mounting ............................................................................................................. 2 - 2
Flange Mounting .................................................................................................................... 2 - 2
Packing Gland Assembly ..................................................................................................... 2 - 2

Control Circuit Wiring ................................................................................................................. 2 - 3

Wiring ........................................................................................................................................ 2 - 3
Remote Mounting .................................................................................................................. 2 - 3

Chapter 3 - Operation

Factory Default Configuration ................................................................................................... 3 - 1

Configuration Jumpers ......................................................................................................... 3 - 1

Heater Cut-Off ................................................................................................................................ 3 - 1
Numerical Adjustment versus Adjustment by Observation ........................................... 3 - 3

Balance Adjustment ............................................................................................................... 3 - 5
Air/Gas Flow Applications ................................................................................................ 3 - 5
Wet/Dry Liquid Level Applications ............................................................................... 3 - 7
Temperature Applications .................................................................................................. 3 - 8
Liquid Flow Applications .................................................................................................... 3 - 9

Set Point Adjustment By Observation ..................................................................................... 3 - 12

Flow Applications .................................................................................................................. 3 - 12
Level Applications ................................................................................................................. 3 - 12
Temperature Applications .................................................................................................. 3 - 13

Chapter 4 - Maintenance

Introduction ..................................................................................................................................... 4 - 1
General Maintenance .................................................................................................................... 4 - 1

Calibration ................................................................................................................................ 4 - 1
Electrical Connections .......................................................................................................... 4 - 1
Electrical Wiring ..................................................................................................................... 4 - 1
Enclosures ................................................................................................................................. 4 - 1
Sensing Element Process Connection .............................................................................. 4 - 1
Sensing Element ...................................................................................................................... 4 - 1

Chapter 5 - Troubleshooting

Introduction ..................................................................................................................................... 5 - 1
Troubleshooting Equipment ....................................................................................................... 5 - 1

Non-maintenance Observations ........................................................................................ 5 - 1
Check Power ............................................................................................................................ 5 - 1
Check Serial Numbers .......................................................................................................... 5 - 1
Check the Instrument Installation .................................................................................... 5 - 1
Check for Moisture ................................................................................................................ 5 - 1
For Factory Calibrated Instruments, Check the Application Data Sheet ............. 5 - 2
Verify the Resistance at the Control Circuit Connector ............................................. 5 - 2

Troubleshooting Flow Chart ...................................................................................................... 5 - 3