V1.0.0
8
Yantai IRay Technology Co., Ltd.
11th Guiyang Street, YEDA
Yantai 264006, P. R. China
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Assuming that it is clear, the visibility of the atmosphere is at a normal level, and
there is no obvious fog or haze, the probability of reading the target at the specified
distance is 50%.
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Take human as 0.5m (width)×1.8m(height), and limit length is 0.75m. Take
vehicle as 4.0m(width)×1.4m(height), and limit length is 2.3m.
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According to the Johnson criterion of infrared images, it is assumed that:
Detect target: the target should be at least 1.5 pixels on the image.
Recognize target: the target should be at least 6 pixels on the image.
Identify target: the target should be at least 12 pixels on the image.
The actual detection range may vary according to different camera settings,
environmental conditions, user experience, monitor or display type and so on.
2.3
Installation Guide
Both wall or ceiling mounting of the equipment are available. Different installation
methods can be selected according to different installation environments.
2.3.1 TF Card Installation
Step 1 The TF card slot is located under the device. Use the H1.5 hex key to unscrew
the TF card slot cover, as shown in the figure below.
