NEC PA1705UL-W, Руководство по установке, Страница: 21 / 228

Important Information
xx
• Hazard zone
The below figure describes the radiation zone (hazard zone) of light emitted by the projector that
is classified as Risk Group 3 (RG3) of IEC/EN 62471-5:2015.
Overhead view Side view
H
a
b
HD
HD
V
a
b
a: Screen / b: Hazard zone
PA1705UL-W/PA1705UL-B PA1505UL-W/PA1505UL-B
Lens Throw ratio
Hazard zone (m)
HD H V
NP55ZL
1.98 (Wide) - - -
2.60 (Middle) 1.00 0.4 0.3
3.95 (Tele) 1.65 0.5 0.3
NP56ZL
3.92 (Wide) 1.23 0.3 0.2
7.50 (Tele) 2.04 0.3 0.2
Lens Throw ratio
Hazard zone (m)
HD H V
NP55ZL
1.98 (Wide) - - -
2.90 (Middle) 1.00 0.4 0.2
3.95 (Tele) 1.43 0.4 0.3
NP56ZL
3.92 (Wide) 1.06 0.2 0.2
7.50 (Tele) 1.75 0.2 0.2
2.0 3.0
2.6
4.0 5.0 6.0 7.0 8.0
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
HD
[m]
0.8
1.0
1.2
1.4
1.6
1.8
2.0
2.2
HD
[m]
2.0 3.0 4.0 5.0 6.0 7.0 8.0
2.9
RG3 RG3 RG3
RG2 RG2 RG2
RG3 RG3 RG3
RG2 RG2 RG2
Throw ratio Throw ratio
NP55ZL NP56ZL (Provisional value)
Calculation of the throw ratio
Throw ratio = L: Throw distance (m) / W: Screen width (m)
For throw distances and screen widths, refer to “Lens types and throw distance”. (
→
page 163 , 164 )