FCI FLT93L - Page 4

06EN003401 Rev. C FLT
®
Series FlexSwitch
TM
iv Fluid Components International LLC
Liquid Flow Applications .............................................................................................................................................................................................23
Adjustment by Observation ............................................................................................................................................................................................25
Flow Applications ........................................................................................................................................................................................................ 25
Level Applications .......................................................................................................................................................................................................26
Temperature Applications ..............................................................................................................................................................................................26
Converting Temp Out Voltage to Temp in Degrees F or Degrees C ............................................................................................................................28
Fail-Safe Alarm Setting .................................................................................................................................................................................................34
Low Flow Alarm Settings ............................................................................................................................................................................................34
High Flow Alarm Settings ...........................................................................................................................................................................................34
Low Level Alarm Settings (Sensing Element Normally Wet) ....................................................................................................................................35
High Level Alarm Settings (Sensing Element Normally Dry) .....................................................................................................................................35
4 MAINTENANCE .......................................................................................................................................................................................37
Maintenance ...................................................................................................................................................................................................................37
Calibration ...................................................................................................................................................................................................................37
Cleaning .......................................................................................................................................................................................................................37
Electrical Connections ................................................................................................................................................................................................. 37
Remote Enclosure ........................................................................................................................................................................................................37
Electrical Wiring .......................................................................................................................................................................................................... 37
Sensing Element Connections.....................................................................................................................................................................................37
Sensing Element Assembly ......................................................................................................................................................................................... 37
5 TROUBLESHOOTING .............................................................................................................................................................................. .39
Tools Needed ...............................................................................................................................................................................................................39
Quick Check .................................................................................................................................................................................................................39
Non-maintenance Observations..................................................................................................................................................................................39
Check Serial Numbers ................................................................................................................................................................................................. 39
Check Input Power .......................................................................................................................................................................................................39
Check the Instrument Installation ...............................................................................................................................................................................39
Check for Moisture ...................................................................................................................................................................................................... 39
Check Application Design Requirements .................................................................................................................................................................... 39
Troubleshooting the Flow Element ................................................................................................................................................................................. 40
Troubleshooting the Control Circuit ................................................................................................................................................................................42
Enclosures ...................................................................................................................................................................................................................43
Spares ..........................................................................................................................................................................................................................43
Defective Parts ............................................................................................................................................................................................................43
Customer Service ........................................................................................................................................................................................................43