BARTINGTON INSTRUMENTS
Page 20 of 61 OM1800/26
11.2. Set Parameters Menu: Grid Mode
From the main menu select
Set parameters
and press
ENTER.
This will give a further menu with
default parameters set as shown in the table below. Use the arrow keys
to select each item in
turn, and then press the
STEP
key to step through the available options for that parameter.
Option
Default
Function
Pace
: 1.8m/s
Select the walking pace of the operator: 0.5 to 2m/s in
0.1m/s increments, or Single shot.
Gridsize
: 30x30
Select the size of Grid: 10x10, 20x20, 30x30 or 40x40m.
Start
: North
Select the starting direction of the Grid: N, NE, E, SE,
S, SW, W or NW.
Pattern
: Zig-Zag
Select the traverse pattern to be followed: Parallel or
Zigzag.
Lines/m
: 1
Select the required number of data lines per metre: 1,
2 or 4.
Note:
For a dual sensor system the spacing
is fixed at 1 metre so the operator will walk
(traverse) at 2m intervals to record data at 1
line/m. For 2 or 4 lines/m a special traverse
pattern is required with a 2m repeat. See
Survey
Mode (Grid Mode)
and
Survey Operation (Grid
Mode)
for details.
Samples/m
: 4
Select the number of samples per metre along each
line: 1, 2, 4 or 8.
Note:
A density of up to 8 samples/m is available
for 10x10, 20x20 and 30x30m Grids. A density
of up to 4 samples/m is available for Grids of
40x40m.
Range
: 100nT
Select the full scale range of 100nT (resolution 0.03nT)
or 1000nT (resolution 0.1nT).
Audio
: On
Select the audio output for scanning and survey
operations: Off or On.
Volume
: High
Select volume: High or Low.
