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European Safety Systems Ltd.
Impress House, Mansell Road, Acton, London W3 7QH www.e2s.com Tel: +44 (0)208 743 8880
Document No. D211-00-401-IS-SC-UL Issue A 22-07-2022 Sheet 3 of 4
2.3
Vertical Light Output Dispersion for ceiling mounting – public mode
15°
30°
45°
60°
75°
90°
15°
30°
45°
60°
75°
90°
Fig. 3 – Vertical dispersion angles for ceiling mounting X and Y planes
All light output ratings min. values as per UL 1971 / UL1638 / CAN/ULC-S526 at worst-case (min.) input voltage.
2.4
On-axis light output rating – private mode
Table 3 – Vertical Light Output Dispersion for Ceiling Mounting
Viewing Angle
% Of Rating
Intensity (cd) at
1Hz flash rate
Intensity (cd) at
1.33Hz flash rate
Intensity (cd) at
2Hz flash rate
0
⁰
100
38.38
35.87
25.97
5-25
⁰
90
34.54
32.28
23.37
30-45
⁰
75
28.79
26.90
19.48
50
⁰
55
21.11
19.73
14.28
55
⁰
45
17.27
16.14
11.69
60
⁰
40
15.35
14.35
10.39
65
⁰
35
13.43
12.55
9.09
70
⁰
35
13.43
12.55
9.09
75
⁰
30
11.51
10.76
7.79
80
⁰
30
11.51
10.76
7.79
85
⁰
25
9.60
8.97
6.49
90
⁰
25
9.60
8.97
6.49
Table 5 – Vertical Light Output Dispersion for Ceiling Mounting
Model
Lens Cover Colour
Intensity (cd) at 1Hz flash rate
D2xB1LD2DC024
clear
73.4
red
67.27
