Secure Computing SG570 Bedienungsanleitung PDF herunterladen (Seite 21)

Pocket Camera SG570-6M AppendixⅠ: PIR Detection Zone

Appendix I: PIR Detection Zone

The figure4 shows the detection range in different detection angle.

When the detection angle is 35°,the detection range is 50ft. When the

detection angle is 52°,the detection range is 30ft.

Figure 4

The PIR detection angle (α) is just barely larger than the field of

view angle(β). The advantage of this design is to avoid empty pictures

and get available pictures.

Figure

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Secure Computing SG570 Bedienungsanleitung Seite 21