Sony ZRD-1 Installation Manual page 23

Required specifications for base
Rigidity
. Must have rigidity within permitted total load (F) of the display unit.
σ (Bending stress) : Less than allowable bending stress value
Allowable bending stress value vary from material to material.
. Must have low distortion when receiving the load of the display unit.
δ (Relative distortion amount of base between adjacent display units) : 0.01 mm or less
1~n
L L
2
1
F : Total load of the display unit
n
units
Alignment function
. Must have adjustment mechanism for required levelness and height for multiple bases jointed.
Levelness (L): 5/10000
Vertical (level difference) precision (H): 0.2 mm or less
Joint and fixation
Must have anchors for fixing to the floor.
Display unit installation related mechanism
. Mounting hole shape and size of display unit: Refer to "A" in "Dimensions of base" as described previously.
. Mounting hole interval of display unit: 201.6 ?0.2 mm
. Installation interval of display unit: 403.2 ?0.2 mm
. Installation flatness of display unit: 0.05 mm or less
. Must have reference edge of Y and reference surface of Z.
Refer to "Dimensions of base" as described previously.
ZRD-1/ZRD-2/ZRCT-100/ZRCT-200
L L L
F
3
4
L
H
1-13 (E)