IM-P403-89
EMM Issue 8
9
PV
AL
PV
Fig. 3 PV (conductivity) bar graph definitions
Fig. 4 SP and alarm bar
graph definitions
Highest process variable
reached
This can be reset by
entering the commissioning
mode.
Lowest process variable
This can be reset by entering
the commissioning mode.
Current process variable
Graphical representation of
the process variable in terms
of percentage of full scale.
High alarm
Set Point
(TDS)
High alarm
hysteresis
Set Point
(hysteresis)
AL
Fig. 5 Graphics display definition - trend graph
100
50
0
%
M
Information line
Examples:
Units
ALARM STATE
PV% value
8 minutes
(or hours or day)
Percentage scale
Timescale designator
M = Minutes
H = Hours
D = Days
Markers
Minute or hour or day
PV% value now
2.5 Trend graph
A second screen display appears if the or button is pressed in run mode. Except CAL,
PURGE and CLEAN
This shows a Trend graph, which displays a record of the variation in TDS over a set time.
The most recent event / value is to the left of the graph.
Time can be set in minutes, hours or days, up to 8 units. Time base setting is carried out via
the TREND menu.
Parameter value
Example:
PV
(e.g. 3570 µS / cm)
Summary of Contents for BC3250
Page 76: ...IM P403 89 EMM Issue 8 76...
