Dwyer Instruments UFM2 - Page 4

UFM2/UBT User Manual
Page ii Issue 1.1b July 20
3.4 Current Output Menu (UFM2 only) .................................................................................... 23
3.5 Pulse Output Menu ........................................................................................................... 24
3.6 Calibration Menu .............................................................................................................. 25
3.7 Volume Totals Menu ......................................................................................................... 26
3.8 Diagnostics Menu ............................................................................................................. 27
4 OUTPUTS ................................................................................................ 28
4.1 Pulse Output ..................................................................................................................... 28
4.1.1 Volumetric Pulse ........................................................................................................ 28
4.1.2 Frequency Mode ........................................................................................................ 29
4.1.3 Energy Pulse (UBT only) ........................................................................................... 29
4.1.4 Flow Alarm - Low Flow .............................................................................................. 29
4.1.5 Flow Alarm – Signal Loss .......................................................................................... 29
4.2 4-20 mA Current Output (UFM2 only, if fitted) ................................................................... 29
4.3 Modbus (if fitted) ............................................................................................................... 30
5 RELOCATING THE UNIT ......................................................................... 33
6 APPENDIX .............................................................................................. 34
6.1 Specification ..................................................................................................................... 34
6.2 Default values ................................................................................................................... 36
6.3 Limitations with Water-Glycol Mixtures ............................................................................. 36
6.4 Positioning ........................................................................................................................ 36
6.5 Error and Warning Messages ........................................................................................... 38
6.5.1 Error Messages ......................................................................................................... 38
6.5.2 Example Error Messages........................................................................................... 38
6.5.3 Modbus Error Messages (if Modbus fitted) ................................................................ 39
6.5.4 Flow Errors ................................................................................................................ 39
6.5.5 Flow Warnings ........................................................................................................... 39
6.5.6 Data Entry Errors ....................................................................................................... 40