Extron electronic PoleVault Systems PVS 400 - Manual (Page 6)

PoleVault Systems Installation • Introduction — Planning 1-4
Introduction — Planning, cont’d
• Lighting

Type and control (important for projector image viewing)

Ambient light from windows
Student Desks
Teacher’s Desk
TV / VCR / DVD
Inputs
Screen/White Board
Location
Windows
MLC Controller
Location
PVT A/V Wallplate
Location
Projector/Switcher
Location
Speaker
Location
Example classroom installation
b. Location of the screen and projector
• Proposed screen location

Normally located at the front center of the room (not covering fire alarm strobes when screen is lowered)

Dimensions and type of screen (maximum image size, motorized or hanging screen)
• Proposed projector location

Aligned with center of the screen. Not an obstruction to viewing

Projector's throw distance (maximum and minimum limits to screen) of the image

Horizontal offset (horizontal distance from the center of the lens to the center of the projector)

Vertical offset of the projected image (height relationship between the projector and the screen)

Projector angle (image projected up, down, or horizontal to screen)

Power source for the projector: existing and accessible or needing installation

Projector weight. The Universal Projector Bracket (UPB 25) supports a maximum weight of 25 lbs.

Overhead clearances (refer to a copy of "ADA Standards for Accessible Design", "Section 4-4", "Head Room"
for ADA requirements)
Greater than
27"
(68.5 cm)
80"
(203 cm)
Min
Walking Parallel to a Wall
4"
(10 cm)
Max
(ADA referenced figure 8a, redrawn)
ADA overhead and side clearance requirements