Stanley SPL3 - Level Beam Accuracy; Horizontal Beam Accuracy Measurement

12
STHT77342
Level Beam Accuracy
(Single Beam) - (See figure
N
)
•
N
1
PlacelasertoolasshownwithlaserON.MarkpointP
1

ontherstwall.
•
N
2
Rotatelasertool180°andmarkpointP
2
onthesecond
wall.
•
N
3
Movelasertoolclosetosecondwallandadjustthe
heightoftheunituntilpointP
3
isalignedwithP
2
.
•
N
4
Rotatelasertool180°andmarkpointP
4
.ontherst
wall.
•
N
5
MeasuretheverticaldistancebetweenP
1
andP
4
to
getD
1
.
• If the measurement is greater than the maximum
offset distance the tool must be returned to your
Stanley Distributor for calibration.
Maximum Offset Distance:
=0,2
mm
m
x(D
1
m-(2xD
2
m))
Maximum
=0,0024
in
ft
x(D
1
ft-(2xD
2
ft))
Compare : (See figure
N
5
)
D
3
-D
4
≤±Maximum
Example:
• D
1
=10m,D
2
=0,5m
• D
3
=0,4mm
• D
4
=-0,6mm
• 0,2
mm
m
x(10m-(2x0,5m)=1,8mm(maximum
offset distance)
• (0,4mm)-(-0,6mm)=1,0mm
• 1,0mm≤1,8mm(TRUE, tool is within calibration)