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Summary of Contents for Dahua BF Series
- Page 1 Dahua Thermal Body Temperature Measurement Solution Installation Guide (BF Series) Zhejiang Dahua Technology Co., Ltd...
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Page 2: Preface
(Short NO: 693802), Fang Lu (Short NO: 685718), Li Fuxiang (Short NO: 638137), Fang Shengdong (short: 669126). This manual is only for internal use of Dahua employees. Please do not directly provide it to ⚫ customers or publish it to public platforms such as the Internet. - Page 3 Change Record Revision date Version number Creater Reviser 2020.01.27 V1.0 房圣东 2020.01.28 V1.1 许芳荣/房圣东 房圣东 2020.01.31 V1.2 房圣东 李静 2020.02.03 V1.3 方璐 房圣东 Preface II...
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Page 4: Table Of Contents
Content Preface ..................................I 1 Equipment Installation ............................2 1.1 Installation Preparation ..........................2 1.2 Installation Distance ............................ 2 1.3 Installation Diagram ............................ 3 1.4 Real Scene Diagram ............................ 4 1.5 Installation Precautions ..........................6 2 General Settings ..............................7 2.1 Equipment Upgrade ............................. -
Page 5: Equipment Installation
BF3221： BF5421: Blackbody： Note: the recorded installation guidance video "Dahua indoor human body temperature measurement product installation video (BF3221)", which adopts tripod mode, is applicable to portable indoor installation guidance reference, and other fixed installation needs to be installed in strict accordance with the specified height, distance and other requirements. -
Page 6: Installation Diagram
blackbody and camera is 3M, the best distance for temperature measurement is 3M (the straight-line distance between the front of forehead and camera), the best test width at 3m is about 1.3m (about one gate), the forward temperature at 3m will be higher, and the backward temperature will be lower. The ideal situation is to place footprints at the 3m position to guide the thermometer to measure temperature one by one at the designated position. -
Page 7: Real Scene Diagram
⚫ BF5421(13mm) installation diagram Side view Thermal camera Distance between (focal length Blac two objects: 3m 13mm) kbod Height 2m Height of Blackbody 1.8m Top view Blac kbod Thermal camera (focal length 13mm) Sidewalk width 1.5m Scene Diagram ⚫ BF3221(7mm) as an example Height 2m Distance 3m High 1.8m... - Page 8 Thermal camera Height 1. When the artificial diversion channel is lengthened as far as possible, multiple "S- shaped" can be used. When the indoor and outdoor temperature difference is large, the longer the person is indoors, the more stable Height of Blackbody 1.8m the forehead temperature is;...
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Page 9: Installation Precautions
Installation Precautions ⚫ The thermal imaging camera and blackbody are installed on the same side to avoid the occlusion between the camera and blackbody. ⚫ The moving direction of the flow of people is toward the camera. During the test, the forehead of the target person is facing the camera. -
Page 10: General Settings
General Settings Equipment Upgrade The new factory version of the program already supports human body temperature detection and does not need to be upgraded. If there is a new iterative process will be notified in the delivery group, please pay attention to the group information in time. -
Page 11: Debugging Of Human Body Temperature Detection Function
Debugging Of Human Body Temperature Detection Function 2.2.1 Selection of human body temperature measurement intelligent scheme 2.2.2 Blackbody Parameter Setting ➢ Blackbody calibration. Note: the blackbody parameter setting steps are ignored for the scheme without blackbody. When the blackbody is actually set to 35 ℃, there may be three situations on the back of the blackbody, one is the digital tube display (right two), the other is the LCD display (left): Note：For the blackbody display of the LED, just press the bottom‘︿’... - Page 12 The blackbody temperature is 35, double-click the image to enlarge to the full screen when drawing the area (double-click again to restore the original picture size after drawing), the wireframe should be drawn along the edge of the bright area. (before 20200210, the wireframe should be in the middle of the blackbody, the smaller the wireframe, the higher the measurement accuracy, refer to the green box in the upper right corner of the image below), and click OK ;...
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Page 13: Drawing Of Human Body Temperature Detection Area
2.2.3 Drawing Of Human Body Temperature Detection Area BF3221（7mm）/BF5421 （13mm） ： The subject stands on the edge of the blackbody (3m away from the camera), faces the camera, and can see the head and shoulder exposed in the picture; The lower border of the rule is drawn on the shoulder of the tested person, and the upper border of the rule can be drawn to the upper edge of the image;... -
Page 14: Adjusting The Thermal Camera Face Frame
not checked, otherwise the temperature measurement will be inaccurate; If you have blackbody, you need to turn on enable. 2.2.5 Adjusting The Thermal Camera Face Frame Camera settings>>camera properties>>channel 2>>find binocular calibration adjustment, adjust the up, down, left and right arrows (set step length) according to the actual situation,you can fine-tune the thermal imaging face frame, and must make the face frame accurate. -
Page 15: Announcements
Announcements The following is for blackbody： ➢ Warning A warning indicates a condition that may cause harm to the user. To avoid personal injury or instrument... -
Page 16: Faq
➢ Calibration ⚫ In order to ensure the accuracy of blackbody temperature measurement, it is recommended to send blackbody to Dahua Co., Ltd. for paid calibration on a regular basis. The calibration cycle is usually one year. ➢ Daily maintenance ⚫... - Page 17 Dav video with two channels on site. Send Xu Fangrong and Fang Shengdong through Dahua interactive platform (select intranet Download for outgoing type). After receiving the video, the R & D will optimize and iterate according to the scene.
- Page 18 11. How to turn off the bold exception alarm? Select event management>>blackbody exception alarm>>blackbody exception, enable and turn on or off. The default sensitivity is 60, and the lower the value, the less likely it is to report blackbody abnormality. The following picture:...
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