ViVOtech Inc. VIVOPAY8100 ユーザーズマニュアル

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ViVOpay 8100 User Guide
 5               
Installing the ViVOpay 8100
Figure 3. Horizontal protection angles
Horizontal Angle β
Remarks
Vertical Angle α
 315° ≤ β ≤ 45°
Within this range of β the cardholder deters an 
observer with his/her body.
N/A
45° ≤
 
β ≤
 
90°
270° ≤
 
β ≤
 
315°
Within these ranges visual observation of the keypad 
is partially blocked by the cardholder. The protection 
angle α shall be at least 35°. Please note that the 
front end of the privacy screen must be higher if the 
ViVOpay 8100 is tilted.
α ≥ 35°
90° ≤
 
β ≤
 
270°
The protection angle shall be at least 40°. The 
display side of the privacy screen may be lowered as 
the PED is tilted against the horizontal plane.
α ≥ 40°
γ
Horizontal 
observation
range 45 to 315°
270°
90°
45°
315°
α ≥ 35°
α ≥ 35°
α ≥ 40°