100/180 MM GRAPHICS RECORDER: USER GUIDE
User Guide
Page 59
HA261742
Issue 16 Nov 04
4.3.2 GROUP CONFIGURATION (Cont.)
GRID TYPE
Grid type allows the chart grid type to be defined for the group being configured. This is not necessarily related to
channel scale (
), unless 'From point' is selected, when the grid matches the scale of the selected point.
NONE
No chart grid is traced.
LINEAR
The chart grid is linear, with the major and minor divisions defined by the fields Grid Divisions - Major and Minor,
which appear if 'Linear' is selected as grid type.
Figure 4.3.2c, below, defines major and minor divisions.
LOG
This menu item appears only if the Log Scales option is fitted.
The chart grid is logarithmic, with the number of decades being selected in the 'Grid Decades' field which appears if
'Log' is selected as Grid Type. Figure 4.3.2c gives an example.
FROM POINT
This allows the chart grid to be aligned with the scale of a particular 'point', selected in the 'from' field which appears
if 'From Point' is selected as 'Grid Type'
Five major divisions
Two minor divisions
Nine major divisions
Three minor divisions
Three decades
Linear scale
Linear scale
Log scale (option)
Figure 4.3.2c Chart grid definitions
RECORDING ENABLE
This tick box allows the logging of this group's data to the flash memory to be enabled/disabled. When disabled:
a
The recording speed/interval and Trend history duration fields do not appear.
b
Display trends are not preserved when changing 'Views'.
Note: If a 'Recording' job
are set to act on a particular group, then the group will be recorded
only whilst the job is active, and only if Recording is enabled for the group.