Siemens FST020 User Manual

Table of contents
FST020 Function manual
Function Manual, 09/2017, A5E42949526-AA
5
3.2.3 Flow velocity ........................................................................................................................... 44
3.2.3.1 Units ........................................................................................................................................ 44
3.2.3.2 Custom units ........................................................................................................................... 44
3.2.3.3 Custom conversion factor ....................................................................................................... 45
3.2.3.4 Decimal places ........................................................................................................................ 45
3.2.3.5 Low flow cut-off ....................................................................................................................... 45
3.2.3.6 Alarm and warning limits ......................................................................................................... 46
3.2.4 Sound velocity ......................................................................................................................... 47
3.2.4.1 Units ........................................................................................................................................ 47
3.2.4.2 Custom units ........................................................................................................................... 48
3.2.4.3 Custom conversion factor ....................................................................................................... 48
3.2.4.4 Decimal places ........................................................................................................................ 48
3.2.4.5 Alarm and warning limits ......................................................................................................... 48
3.2.5 Density .................................................................................................................................... 50
3.2.5.1 Units ........................................................................................................................................ 50
3.2.5.2 Custom units ........................................................................................................................... 50
3.2.5.3 Custom conversion factor .......................................................................................................
51
3.2.5.4 Decimal places ........................................................................................................................ 51
3.2.5.5 Alarm warning limits ................................................................................................................ 51
3.2.6 Kinematic viscosity .................................................................................................................. 53
3.2.6.1 Units ........................................................................................................................................ 53
3.2.6.2 Decimal places ........................................................................................................................ 53
3.2.6.3 Alarm and warning limits ......................................................................................................... 53
3.2.7 Medium temperature ............................................................................................................... 55
3.2.7.1 Units ........................................................................................................................................ 55
3.2.7.2 Decimal places ........................................................................................................................ 55
3.2.7.3 Alarm and warning limits ......................................................................................................... 55
3.3 Totalizers ................................................................................................................................ 57
3.3.1 Totalizer 1 ............................................................................................................................... 57
3.3.1.1 Process value ......................................................................................................................... 57
3.3.1.2 Units ........................................................................................................................................ 58
3.3.1.3 Custom units ........................................................................................................................... 58
3.3.1.4 Custom conversion factor ....................................................................................................... 58
3.3.1.5 Decimal places ........................................................................................................................ 59
3.3.1.6 Direction .................................................................................................................................. 59
3.3.1.7 Fail-safe behaviour ................................................................................................................. 59
3.3.1.8 Reset ....................................................................................................................................... 59
3.3.1.9 Preset ...................................................................................................................................... 60
3.3.1.10 Alarm and warning limits ......................................................................................................... 60
3.4 Inputs and outputs .................................................................................................................. 62
3.4.1 Alarm status ............................................................................................................................ 69
3.4.2 Channel 2 - output .................................................................................................................. 70
3.4.2.1 Operation mode ...................................................................................................................... 70
3.4.2.2 Active operation (read only) .................................................................................................... 70
3.4.2.3 Fail-safe activation condition .................................................................................................. 71
3.4.2.4 Current output ......................................................................................................................... 71
3.4.2.5 Off delay .................................................................................................................................. 74
3.4.3 Channel 3 - relay ..................................................................................................................... 74
3.4.3.1 Operation mode ...................................................................................................................... 74
3.4.3.2 Status mode ............................................................................................................................ 74
3.4.3.3 Sensor alarms (1) ................................................................................................................... 75

Siemens FST020 Specifications

General

Brand	Siemens
Model	FST020
Category	Measuring Instruments
Language	English