Banner AG4 Series Safety Laser Scanner
The user must instruct all individuals that may interact with the mobile vehicle (at a minimum):
not to approach the vehicle directly or from the sides while moving
familiarize with warning signals or lights/beacon
familiarize with the size of the Warning and Protective Fields
3.4.1 Mounting
The mounting of the Scanner should take into account:
the surface contour of the path of the vehicle including holes, bumps, inclines, ramps, and other variations in
the surface,
deflection of springs or other vibration dampeners that could cause the plain of the Protective Field to vary,
unmonitored areas created by the installation of the AG4 (see below and Section 3.3.1).
The point of mounting is typically in the center of the leading edge of the vehicle and is aligned horizontally to achieve a
consistent scanning height over the entire Protective Field.
Mounting Height
The Scanner should be mounted as low as possible in order to prevent people from passing beneath the sensing field by
lying on the floor. BS/DIN EN 1525 and IEC 61496-3 recommend that the Protective Field with a resolution of 70 mm be
as near as possible to the floor, but no greater than 200 mm (7.9") above the floor (see Figure 3.12). In general, a height
of 150 mm (5.9
‖
) has been recognized by industry to be the most advantageous height above the floor.
Figure 3-12. Determining mounting height
Unmonitored Areas
Mounting the Scanner on the mobile vehicle must not create unmonitored areas between the Protective Field and the
vehicle, such that the Scanner cannot respond to an object with a cross-section of 70 mm or more (see below and
Section 3.3.1).
Unmonitored areas on a mobile vehicle can be prevented by:
Design/contour of the mobile vehicle
Position of the Scanner
Mounting the Scanner recessed within the vehicle
Mounting the Scanner under a physical guard or overhanging parts of frame
Using supplemental safeguarding, such as bumper or edge switches
Using mechanical barriers to prevent access
3.4.2 Configuration Considerations
For mobile vehicle applications, the application option
―AGV –
Automated Guided V
ehicle
‖
is typically chosen; however
the risk assessment should determine the appropriate option (see Section 3.1).
Table 6. AGV Application
Application
Configuration Description
AGV
–
Automated guided vehicle
Horizontal Protective Field - mobile
Resolution = 70 mm,
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