4-71 2000-OSM, F1
6. When you have completed the changes to this Trend Table screen, review them to ensure all
items are correct and then press the F1 (Exit) soft key.
****** Trend Table ******
Range Range
Chan Stream Comp Low High
01 01 01 1.0000 100.00
03 01 03 0.5000 100.00
04 02 01 1.0000 100.00
05 02 02 0.5000 100.00
06 02 03 0.5000 100.00
07 08 01 1.0000 100.00
08 08 02 0.5000 100.00
More Below
Insert Delete
Exit Line Line
F1 F2 F3 F4
Figure 4-61. TREND TABLE SCREEN
7. On the second Trend Table screen, press the F2 (Exit and Update) soft key to save the changes
or press the F1 (Escape) soft key to retain the original values.
8. Press the F1 soft key as necessary to return to the Background screen.
DIGITAL I/O OPTION
The Digital Input/Output option provides up to 48 output channels, or up to 32 output channels and 16
input channels. Since the system can support two Digital I/O PCB’s, the maximum capability is 96
output channels, or 64 output channels and 32 input channels.
The digital output channels provide component high and low alarm warnings, independent of any
other alarms in the analyzer. No alarms or other indications occur when component concentrations
are within their specified ranges, but if a component goes outside the specified range it changes the
state of the appropriate digital contact. The Digital outputs are contact closures (rated at 30 vdc and
50 ma maximum), available to connect to audio or visual alarms to alert the operator or technician.
The digital input channels can be read in Vista BASIC, permitting external digital information, such as
alarms, to be used in the analyzer.
The Digital Table screen controls the concentration alarm digital outputs. This screen lists each
available channel, the associated stream, the component being measured, and the low and high
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