<5. Functions>
61
IM 01E21A02-03EN
Whenaowrateisdecreasingandanactualowrategoesbelow0.95[m
3
/h],theoutputow
rateisreducedto0.0[m
3
/h]withthelow-cutfunction.Ontheotherhand,whenaowrateis
increasingandtheactualowrategoesover1.05[m
3
/h],aowrateisoutput.
F0401.ai
0
Output [m
3
/h]
1
Hysteresis
1 %
Input [m
3
/h]
1
(1)
(2)
1.050.95
NOTE
Notethatthetotalizationmightbecountedduetotheinuenceoftheoutputuctuationnear0%
output if a small low-cut value is set.
Inparticular,ifthevalueoftheowratespan,dampingtimeconstantorconductivityislow,the
totalizationiseasilycountedwhentheowrateiszero.Insuchacase,increasetheowrate
span, damping time constant, or low-cut value.
NOTE
If the output process value to be output is changed, it is necessary to specify the low-cut value
again.
5.1.8 Sensor’s Nominal Size Setting
To combine the remote transmitter with other remote sensor, the nominal size of the remote
sensor must be set.
Thesettingcanbeconguredwiththefollowingparameters.
Menu path
Display Devicesetup►Detailedsetup►Sensor►(seebelow)
F
OUNDATION
Fieldbus
DeviceConguration►STB►DeviceConguration►Conguration►Sensor►(see
below)
Block
Name
Relative
Index
Parameter
Description
Display F
OUNDATION Fieldbus
STB 57 Nominal size unit Nominal Size Unit
Speciestheunitofthe
nominal size.
STB 58 Nominal size Nominal Size Speciesthenominalsize.
NOTE
For the integral type, do not change the nominal size and its unit since they are set at factory
shipment.