JUMO LOGOSCREEN 601 Operating Manual page 148

7 Configuration
Parameter
Parameter
Function
?
Channel designa-
tion
Channel descrip-
tion
Temperature
Unit
Start of display
range
End of display
range
Decimal places
Response in case
of a fault
Replacement val-
ue
Time const. for
average value
(min)
148
Selection/settings
Without function
Formula
Differential (a-b)
Ratio (a/b)
Humidity (a;b)
Floating average (a;t)
Mat ...
Use default text or enter other text.
Math ...
Use default text or enter other text.
None
Temperature difference
Temperature value
5 characters (%)
-99999 to 0 to +99999
-99999 to 100 to +99999
Number of pre-decimal and decimal places for the numerical display of the math re-
sult
Even if the number of decimal places is fixed, the format is automatically changed
if needed in order to display all digits before the decimal point.
Auto
XXXXXp
XXXXpX
XXXpXX
XXpXXX
XpXXXX
Behavior if the math function does not produce a valid result due to an invalid input
value.
Output error value
Output replacement value
-99999 to 0 to +99999
1 to 9999
Description
Function is switched off.
Mathematical links with freely selectable
variables and operators
Differential of variable a and variable b
Ratio of variable a to variable b
Calculation of relative humidity
Variable a: Dry-bulb temperature
Variable b: Wet-bulb temperature
Floating average of variable a (sampling
interval 1 s)
Name (abbreviation) with max. 5 charac-
ters that is used in the visualizations.
Description (designation) with max. 21
characters (e.g. for curve diagram)
The math result is displayed in the en-
tered unit
The math result is a temperature differ-
ence and is shown in °C or °F (depend-
ing on the device settings).
The math result is a temperature value
and is shown in °C or °F (depending on
the device settings).
Unit in which the math result (analog val-
ue) is displayed.
Lower limit of display range for graphical
display
Upper limit of display range for graphical
display
Automatic
No decimal place
One decimal place
Two decimal places
Three decimal places
Four decimal places
The math error value 5.0E+37 is output.
The replacement value is output.
Replacement value for output in the
event of a fault.
Time constant in minutes for calculating
the floating average