Working with the camera
26
8.3
Inspection
Pull the rod smoothly out of the case and push
the camera head to the area to be inspected.
CAUTION!
Do not exceed rod end limit!
Do not bend or drag across sharp edges!
CAUTION!
Dry and clean the rod with a cloth before pulling it
back, so that no dirt and soot can enter!
8.4
Information displayed on the monitor
8.4.1 Displaying the position of the camera head (Wöhler VIS 250/350)
Pointer symbol
Fig. 19: Display with pointer sym-
bol and number of degrees
A
pointer symbol
displayed in the top left corner
of the screen always indicates the direction of
gravity, meaning, towards the bottom. This en-
sures the user is able to recognize where top and
bottom are in the pipe.
A circle is displayed around the symbol if the cam-
era head faces vertically upwards.
A cross is displayed in the middle of the symbol if
the camera head faces vertically downwards.
Number of degrees
The number of degrees displayed underneath
indicates the downward gradient of the pipe.
Example graphic: - 13° corresponds to a down-
ward grade of 13°.
NOTE!
Example:
Camera head facing vertically upwards: + 90°
Camera head facing vertically downwards: -90°
Camera head is aligned parallel to the ground
above: 0°
Distance counter
The distance indicated at the lower left shows how
many feet of the rod are already pulled out of the
case.
You can select the unit meter or feet in the menu,