Yokogawa Single Channel Oxygen Analyzer System ZR22/ZR402 - Manual (Page 157)

IM 11M13A01-02E 10-6
0.0%O
2
25.0%O
2 10min./div
12.3%O
2
60 data items
Upper limit set
Lower limit set
Time per graduation,
calculated by the set
sampling period
Currently measured value
Sampling period F10.5E.EPS
Figure 10.5 Plotting Graph for Sampling Period
10.1.2.3 Setting Upper and Lower Limit Values on Graph
Set upper- and lower-limit values on the graph in the following procedure:
Press Upper limit in the Trend graph display. The numeric-data entry key appears. Enter
the upper-limit value. Also enter the lower-limit value in the same way. The allowable
settings for both upper-limit and lower-limit values range from 0 to 100 percent oxygen.
10.1.2.4 Default Setting
When the analyzer is delivered, or if data are initialized, the set data are by default, as
shown in Table 10.3.
Table 10.3 Default Values for Graph Setting
Item Default Value
Parameter Oxygen concentration
Sampling period 30 seconds
Upper limit 25%O
2
Lower limit 0%O
2
T10.3E.EPS
CAUTION
If a rapid change in the measured value occurs during sampling, no sampled data are
plotted on the graph. Use the graph indication tentatively. Check the output current for
accurate data.