3
PRECAUTIONS
xiv
•
Do not install V530-R150 components within 200 mm of power
cables.
V530-R150
200mm min.
200mm min.
Power Cable
Cables
Always turn OFF the power before connecting or disconnecting
cables.
Cameras
The camera’s case is connected to the 0V line in the internal cir-
cuits.
Heed the following precautions to prevent noise interference.
•
Do not ground the camera.
•
Do not remove the base attached to the camera.
•
Do not remove the core attached to the F150-VS camera
cable.
Video Monitor
(When using the recommended F300-M09)
Heed the following precautions to prevent noise interference if
the video monitor case is metallic, because it is connected to the
0V line in the internal circuits.
•
Do not ground the video monitor.
•
Do not ground the metallic part of the connector.
•
Secure the video monitor with plastic screws if it is being
mounted to a metallic surface.
2-Dimensional Code
•
The blank margin (quiet zone) is necessary around 2-dimen-
sional codes. 4 cells are required for QR Codes and Data Ma-
trix.
•
Adjust the only one reading code to be within the field of vision.
Reading can not be performed correctly if more than one code
are on a screen.
•
Adjust the field of vision of a camera for the 2-dimensional code
to be at least 5 pixels per cell.