ViewSmart 200/2050/2150 Controller User's Manual
Document: UM-1021
Revision Level B
14
5.
If the SPAN calibration is successful, the display flashes “REMOVE CAL GAS”
and starts the CAL PURGE delay.
6.
CAL MODE will be complete after the end of the CAL PURGE delay.
The flow chart in Figure 2-6 illustrates the above procedure.
UP
,
CAL
,
NEXT
&
EDIT
labels indicate keystrokes (
CAL/DOWN
is a dual purpose key). The CAL MODE
information screen (top of the chart) is available for advanced users to see Offset / Gain
calibration constants and live analog to digital converter (A/D) counts. Span Gas
calibration values may also be edited from this screen. Holding the
UP
key, for 5
seconds during CAL MODE, displays this screen.
Unity Gain
may be used at anytime to cancel incorrect calibrations and start again.
Figure 2.7
2.3
SYSTEM CONFIGURATION MENUS
Several items needing configuration are not specific to either channel but affect the entire
ViewSmart 200 system. These are located in the
system
tree entry menu shown on the
left side of Figure 2.0. System menus are accessed by pointing to the desired item and
pressing
EDIT
. The
Diagnostics
menu group (section 2.3.5) is useful for testing relay
and analog I/O without stimulating the input.
Figure 2.8
