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4Solution

1. Proposal of tunnel lighting scheme
The 1.1 scheme system consists of LED light in tunnel lighting, and the lighting control mode adopts the intelligent and stepless dimming control mode. The tunnel intelligent lighting control system is composed of monitoring room tunnel monitoring workstation and tunnel scene PLC, lighting dimming controller, lighting distribution circuit, luminance detector, vehicle detector, RS485 bus and LED tunnel intelligent luminaire.
No adjustment for specific voltage controlled current source (VCCS) brightness control mode (current control digital signal average mode); stepless dimming controller through enhanced lighting dimming control line transmission stepless dimming control signal (DC 0 ~ 10V digital voltage control signal). LED lamp output current to achieve no level power control. The digital lighting of the group lamps or all luminaries can be realized, and the real-time operation state of the lighting circuits can be transmitted back to the lighting control circuit through the dimming control line.
LED intelligent tunnel lamp contains LED tunnel lamp and integrated intelligent dimming power control system, to realize intelligent lighting, tunnel tunnel must be embedded in integrated management platform of intelligent lighting system operation platform control system, as a subsystem of integrated management platform for tunnel intelligent control, in addition to realize illumination, brightness adjustment, stepless automatic reduction "zebra effect", to eliminate potential safety problems, to eliminate the "black hole" "white hole" phenomenon, but also has the following function subsystem:
The data collected inside and outside the tunnel illumination value, branch voltage and current, power data acquisition;
The scene can be set according to the actual demand of setting tunnel rainy days, sunny day, fog days work mode;
The switch control of any road, any custom grouping partitions, full range lights instant switch or automatic control;
The dimming control of any road, any custom group partition, combined with the tunnel illumination meter automatic dimming control;
The security control center through the system settings, to prevent unauthorized personnel to operate, to ensure safe and reliable control system;
The remote monitoring and query system of remote monitoring and remote real-time query through the internet;
The automatic timing automatic system clock and communication server clock synchronization, automatic timing of terminal equipment for accurate timing;
The map to guide GIS function directly reflect the area tunnel lamp working condition, lamp position, fault, lighting rate;
The intelligent operation and convenient operation, automatic operation time setting system, even if the host system is still closed, to work;
The alarm processing equipment and lines are stolen, non normal working state, electricity and the corresponding warning alarm;
The load control can set the load control priority, automatic or manual load switching;
The report contains historical data storage and query report.
The LED light stepless dimming control of highway tunnel can be divided into artificial stepless dimming control method (monitoring software), real-time stepless dimming control method (programmed brightness detector), timing stepless dimming control method (intelligent scene timing).
The control priority of the artificial stepless dimming control method is the highest, and the real-time stepless dimming control method controls the priority level. The sequential stepless dimming control method has the lowest priority. In the left and right outside the tunnel entrance set brightness detector, manual stepless dimming control is accomplished through the tunnel lighting monitoring software, tunnel management personnel can according to the actual situation of traffic volume, average speed, brightness changes the tunnel entrance reduction coefficient (k), in order to achieve the hole brightness based on L20 (s), traffic volume and the average speed of the dynamic stepless dimming control.
The real-time control state, according to the actual tunnel accesszone luminance L20 (s), real time adjustment of LED lamp illumination, in order to meet the driver needs inside and outside the tunnel brightness difference (brightness value once the entrance discount will no longer change frequently, the tunnel management personnel according to the traffic volume, average speed correction reduction coefficient K). The lighting brightness adjustment, should consider the appropriate time delay, to avoid conversion in the critical state is too frequent, the delay time is from 5 to 10min; when the stepless dimming controller failure, LED lamp should be completely open to the maximum; when the highway tunnel fire when the confirmation, no matter how the lighting situation in the premise of lighting control system, no failure, should be all in the tunnel lighting all open.
The stepless dimming control cabinet needs to be connected to the brightness detector and vehicle detector information. The outside luminance detector in the tunnel entrance set, set the brightness detector in the tunnel is 8 ~ 12m. The stepless dimming control cabinet gets traffic information from the supervisory control room of the management station. During the day, to strengthen the lighting are classified according to the "highway tunnel lighting design rules" (JTG/T D70/2-01-2014) 9.3.4, N in the traffic volume is less than or equal to 350Veh/ (h.In), the unified entrance section brightness value of 0.13L20 (S) *0.025.
The luminance signal conversion, the outside brightness detector will detect the 4 ~ 20mA standard signal is transmitted to the dimming control cabinet, the outside luminance detector information no longer access PLC control cabinet, upload control room by stepless dimming.
Stepless dimming control cabinet to realize automatic control of light hole brightness traffic volume and real-time detection based on the information in the local. The lighting control methods of this project are as follows:
Strengthen the lighting control dimming lighting during the day, to strengthen the open tunnel intelligent lighting system controller according to the information outside the brightness, brightness, and the design of redundant traffic, after computing will turn it into a DC0 ~ 5V DC analog signal output (analog control signal 0V to the maximum drive current, the minimum driving LED lamps current, corresponding to the 5V lamps LED intermediate inversely linear relationship, the same below), to strengthen the lights on the LED drive current control in the lighting system, so as to realize the control of each lighting brightness to strengthen the entrance. When enhanced lighting appears decay, resulting in the actual entrance brightness detector results below the standard requirements, the tunnel intelligent lighting system controller can automatically adjust the lighting brightness to strengthen, meet the requirements of the standard, to achieve on-demand lighting. At night, the lights are closed and no longer dimmed.
(2) basic lighting control and dimming
The tunnel intelligent lighting system controller according to the traffic flow information, redundancy and different time periods, to adjust the brightness of the basic lighting; when basic lighting appears decay, resulting in the actual basic lighting detector results below the standard requirements, the tunnel intelligent lighting system controller can automatically adjust the basic lighting brightness, so as to meet the standard requirements, implementation according to the needs of lighting. In the middle of the night, the system will automatically reduce the lighting power to the required value.
LED intelligent lighting control system for tunnel by tunnel management software (based on the TCP/IP communication system of master computer system communication and data communication between the terminal, uses the RS485 communication technology, flexible switch lamp dimming strategy, programmable control scene mode and open load detection, remote meter reading management function, etc.) 0-10V dimming controller, power detector, vehicle detector, illumination detector, intelligent scene timing module (optional), Ethernet gateway controller communication equipment, light adjustable LED tunnel lights and other equipment, the system by collecting the tunnel brightness value, traffic flow and speed information by adjusting the output power of LED lamp to adjust the brightness value inside the tunnel. Because most of the time the brightness of tunnel lighting is not always necessary to achieve the design of brightness values, but should be adjusted according to the change of real-time traffic flow time and the size of the hole brightness, so as to ensure traffic safety, and saving energy.
A network diagram of a long distance intelligent control system for a tunnel, as shown in the following figure: Figure 1, figure 2


The application of electronic map technology to display the distribution of street lamps.
Using B/S architecture, monitoring and management can be carried out anytime and anywhere through the Internet environment.
A remote centralized control center with complex structure and complete function can be set up, and it can also be operated on a local single machine.
Strict authority management to ensure the security of the system;
Independent database design, support automatic backup;
It can achieve remote manual or regular broadcasting, grouping or control of switching lights and dimming for a certain node.
The remote centralized control and management circuit can be realized.
It can realize the parameters of the centralized collection equipment and combine the system analysis ability to realize the scientific management.
1.2 comparison between intelligent control system and non intelligent control system
Limitations of 1.2.1 non intelligent control system
All lamps and lanterns are full power lighting for 24 hours a year, with large electricity consumption and short lamp life. Intelligent switch lights and light intensity can not be adjusted according to the scene environment.
• unable to provide real-time information on current, voltage, power and other electrical information of loop and single luminaire. Failure of lamp or line can not be reported in time, resulting in failure to repair in time and potential safety hazard.
Can not according to the actual situation, the section of the site such as the weather, to develop effective energy-saving measures, can effectively save energy, can eliminate the effect of tunnel hole (from the dark to the brighter outside, short-term blindness) and black hole (that is, from the outside to light brighter than the dark cave, short-term blindness).
The advantages of 1.2.2 and intelligent control system
This intelligent control system supports remote, intelligent opening and closing, monitoring every loop in the distribution cabinet, and each lamp is used to carry out statistics of the power consumption information of each loop and luminaire, and form a report form for owners to refer to.
multiple loop control mode: support: latitude and longitude control, time control, latitude and longitude combined with light control, time control combined with light control, etc., which can satisfy any situation and automatically turn on and adjust the luminance according to the need.
The realization of remote, intelligent, real-time power meter reading, real-time and fast data query function, can ensure the timeliness and effectiveness of the data.
To provide real time electricity consumption reports and expert intelligent electricity consumption analysis, we can know the electricity consumption at any time. The expert analysis system can provide the analysis of energy consumption by year, quarterly, monthly and daily. Energy consumption can be compared to different regions or different lines. The data of the different stages of each distribution box, the use of the electric quantity of the user electric meter, the energy consumption per unit time and so on, can be analyzed.
By way of remote, real-time, preset and other modes, we can control the opening and closing of any single lamp, inquiring about the electricity consumption, lighting status, dimming and so on.
Active reporting function of lamps and lanterns failure. The lamps and lanterns are damaged during the use process. The control terminal can report the failure of lamps to the users through the upper computer, the preset short message number and the preset email address, and can provide the reasons for the failure of lamps and lanterns, the specific addresses of lamps and lanterns in tunnels, and so on.
According to the light intensity collected inside and outside of the tunnel, a planned system effective lighting scheme, which effectively solve the tunnel hole and the common black hole effect, and effectively save energy, at the same time through the lamp off, can effectively prolong the service life of lamps.
1.3 electrical diagram of intelligent control system
Wiring diagram of 1.3.1 distribution cabinet





Two. The scheme description of the intelligent control system for tunnel lighting
2.1 customers provide information
2.1.1***** tunnel foundation data
This project main tunnel buried section mileage from south to North: a 3 tunnel tunnel line A 5 intelligent distribution box, the distribution box 12 circuit load, the distribution box 10 circuit load, the load distribution box 9 loop; the two tunnel A line 5: the power distribution box the 12 box loop load, and the load distribution box 9 in each loop, the number distribution box 5 circuit load, three tunnel line A 5 intelligent distribution box: No. 19 loop load distribution box, distribution box, the 18 circuit load, and the number of distribution box 12 circuit load, the distribution of No. box 9 loop load. LED intelligent control box, each control of the tunnel on both sides of the LED lighting tunnel lights, the boundary mileage is 3 sections of the tunnel and the power supply demarcation point is consistent. Each LED intelligent control box forms a ring network through optical cable, and reserves the interface connected with the tunnel monitoring system. The interface adopts the standard communication protocol to meet the requirements of monitoring and control system and monitoring.
Calculation method of luminaire and controller;
According to the description, there are a total of 15*2 distribution boxes and LED intelligent control modules.
Main line length is * * * * m, import ramp * * m, export ramp * * m, main tunnel per * m 2 tunnel lights, ramp no * m, a lamp, tunnel is divided into A and B holes, so the total lamps are:
According to the above data statistics: a section of the tunnel 12*3+10+9=55 circuit; two section tunnel 12*2+9*2+5=47; the three section of the loop 19+18+12*2=61 loop
2.1.2 system functional requirements
1) the system includes system functions, control modes and interfaces, system control devices, software requirements and so on. It needs to adapt to the harsh operation environment of the tunnel, and has the functions of moisture-proof and anti-corrosion.
2) the ability to execute commands in an automatic or manual manner.
3) physical layer RS485 system bus interface, half duplex communication, the baud rate is not lower than 9600bps, the single loop transmission distance not less than 1000m, and the single loop control of LED tunnel lamp light is less than or equal to 3.
4) it can debug and control multiple modes based on time and brightness (at least six or more). The built-in time control parameter configuration can be reset by operators with operation privileges.
5) the system has the function of automatic inspection. The real-time state information of patrol includes: the dimming level of each LED tunnel lamp or group lamp, the LED tunnel light, the failure information of control device and control system and so on. Lamp failures include LED light damage (damage rate up to 30% above transmission information) and internal wiring failures of lamps and lanterns. Control system failures include communication failures, equipment failures and cable failures.
6) when the LED tunnel lights and the control system lose communication, after 10 minutes of delay, the light brightness is automatically adjusted to 100% to ensure the lighting of the fault.
7) the system supports multiple communication modes such as broadcast, multicast, and on-demand. At the same time, the system software supports online updating and is convenient for upgrading.
8) the electromagnetic compatibility and harmonious wave meet the standard requirements, which should not affect the normal work of the monitoring equipment in the tunnel, and can not cause pollution to the power grid.
9) can be flexibly with data and graphics display in the tunnel LED lighting system, control mode, automatic completion of document storage and data backup, (including operation data and fault data), convenient query, statistics and report form, and set permissions management.
10) once the tunnel fires, the intelligent control system receives the FAS fire alarm signal, and controls all the LED tunnel lights and 100% light outputs of the tunnel. LED intelligent control system, such as failure, the LED tunnel lamp in the fault area 100% light output.
2.1.3 control mode and interface protocol
1) the control mode adopts the LCP-SH protocol.
2) the system can be dimmed over 9 levels, with a series of about 20%, 30%, 40%, 50%, 60%, 70%, 80%, 90%, 100%. When the system is dimming, the color temperature of the LED tunnel lamp should not change. The dimming progression will be proportional to the lamp power as far as possible. At the same time, when the dimming is done, the brightness of the lamp should be transferred slowly, and the human eye should not be mutated.
3) the interface of the system and the tunnel monitoring system adopts the standard industrial bus communication protocol.
4) the system of LED tunnel lights can be controlled by group or single light, and it can also feed back the working state and fault information of the single lamp.
2.1.4 system equipment and software requirements
1) the equipment should be able to adapt to the harsh operating environment of the tunnel, and it has the properties of moisture-proof and corrosion resistance.
2) the equipment should be able to withstand the fluctuation of the rated voltage of the power supply of + 20%.
3) the control bus cable uses low smoke and halogen-free insulation and sheath, and has the function of communication shielding.
4) the system is equipped with hand-held debugging equipment, with its own power supply, the LED tunnel lamp can be upgraded or parameter setting on the ground.
5) the software uses database technology, network technology and communication technology to realize the light control, state monitoring (automatic inspection) and alarm function of the LED tunnel lamp.
6) the software for the Chinese interface, should be easy to master and easy to operate, with good scalability, and software upgrade.

2.3 scheme description
The light tunnel project for LED tunnel lamp tool 326 loops, each lamp needs a loop with a dimming controller, 326 loop tunnel lights, equipped with 55 dimming controller, each distribution box with one or 2 dimming controller, 15*2 intelligent distribution box is equipped with 55 sets of needs the dimming controller, each distribution box with a communication module, the system is equipped with a special tunnel monitoring software (free software upgrade, the subsequent construction of the project, can be unified into the platform), the owners can build their own monitoring center can also be external to our unified service platform (need to charge some maintenance costs). The specific product configuration is shown in the bid. We need to remind you that sodium lamps need to be equipped with dimmable electronic rectifier. Electronic rectifier needs to be tested with our dimming controller. LED lamps need to be equipped with dimmable driving power, such as Mingwei's HLG and CLG series power, Maoming optical power supply.
Three. The list of tunnel lighting equipment and quotation:

Four. The basic introduction of tunnel lighting software:
Note: this control system can also be networked with other management software. Through specific communication protocols, the two systems can exchange data, saving resources and greatly improving work efficiency and management level.

The composition and certification of the main raw materials of 4.2 system products
The intelligent networking control products of Hong Kong Bogor Internet of things, all passed the inspection of Guangdong electronic monitoring bureau, and all of them have been recognized for safety and stability. Through international CE certification.
The main integrated block of the product is ATMEL company. The other integrated blocks are Motorola and National Semiconductor Corporation Ns, high quality relay and SCR, and other components have UL certification or international certification. High quality epoxy plate is used in the circuit board, with double-sided gold plating and computer numerical control drilling.

A. intelligent system power supply:
Functional characteristics:
Name / model: 42W12V system power HM-1235
1. International wide voltage standard, 110 to 220V voltage can be input.
Two. Redundant power supply function,
Three, 12VDC/3.5A output state detection,
Four. Over temperature automatic regulation and protection function,
Five, overload, over current, short circuit protection function,
Six. The indicator of the power output indicator,
Seven, the 2.54 line 485 bus communication terminal plug connection, extended mode. Stable and reliable connection, eliminating weak wire trouble
Eight, installation way: Standard 35mm guide type installation
Nine, operating temperature / humidity: -10~70 C /20%~92%RH,
Ten. Storage temperature / humidity: -0~50 C /20%-92%RH,
Eleven, high strength elastic hot Shuo and strong flame-retardant shell
Twelve, 4 modulus widths (one modulus =18MM)
Thirteen. The appearance size (long * width * high) 90.0*72.0*65.0 (MM)
B, upwards 10M Ethernet Serial 485 device to TCP/IP network and TCP/IP network to serial port 485 device data transparent transmission
Functional characteristics:
Name / model: Ethernet gateway controller -HM-10/100TCP/IP
Up to the 10M Ethernet Serial 485 device to the TCP/IP network and the TCP/IP network to the serial port 485 device data transparent transmission.
An infrared probe, (side by side) input interface, realizes the output of the human infrared induction control bus.
4 sets of scene programming output interfaces.
A fire control 24V input signal is controlled, and the fire alarm system is connected with the fire alarm system. When the fire signal power comes in, the circuit is set in advance in the automatic opening system.
It has 5 operating modes, such as TCP Server, TCPClient, UDP, virtual serial port, point to point connection and so on.
It has the function of programming and debugging.
It has remote programming and management functions.
High strength elastic hot Shuo and strong flame-retardant shell
Installation way: Standard 35mm guide type installation
Specifications: (long * width * high) 90.0*72.0*65.0 (MM)
4 modulus widths (one modulus =18MM)
C, light circuit control (control mode combined with timing and light sense)
Functional characteristics:
Name / model: 8 16A intelligent controller HM-0816ZM
One, 8 relay switch output,
Two. The maximum 16A output of each circuit,
Three. Each circuit has a manual button switch.
Four. An independent programming scenario mode for each loop,
Five. Independent power memory function,
Six. It has remote programming and management functions.
Seven, the 2.54 line 485 bus communication terminal plug expansion.
Eight, loop switch load (resistance): 8 16A AC250V
Nine, relay life: more than 60000 times,
Ten, power supply voltage: DC12V (2.54 line input terminal plug,
Eleven. Control mode: RS485 bus and one to one control,
Twelve, installation way: Standard 35mm guide type installation
Thirteen, operating temperature / humidity: -10~70 C /20%~92%RH,
Fourteen. Storage temperature / humidity: -0~50 C /20%-92%RH,
Fifteen, high strength elastic hot Shuo and strong flame-retardant shell
Sixteen, 9 modulus widths (one modulus =18MM)
Seventeen. The appearance size (long * width * high) 162.0*90.0*65.0 (MM)
D, light timing mode switch
Functional characteristics:
Name / model: intelligent scene timing module Ai/CTL1.20.2
One, cycle by day, week, month and year,
Two, 2 relay control output, 1 20A output, 1 road 10A output,
Three. With a manual button switch,
Four, programmable timing implementation of scene and area control,
Five, Bluetooth wireless connection, mobile APP download time setting, opening and closing time settings: XX hours: XX minutes,
Six. The setting of repeated time is set up in days, weeks, months and years.
Seven. The normal work and state memory of the internal clock after power off
Eight. Control mode: Standard RS485 communication
Nine. It has remote programming and management functions.
Ten, relay life: more than 60000 times,
Eleven, the power supply voltage: DC12V (5 input terminal plug)
Twelve, installation way: Standard 35mm guide type installation
Thirteen, operating temperature / humidity: -10~70 C /20%~92%RH,
Fourteen. Storage temperature / humidity: -0~50 C /20%-92%RH,
Fifteen, high strength elastic hot Shuo and strong flame-retardant shell
Sixteen, 6 modulus widths (one modulus =18MM)
Seventeen. The appearance size (long * width * high) 108.0*88.0*66.0MM
Control of E and dimming circuit
Functional characteristics:
Name / model: 6 road 0-10V dimming module Ai/SRD6.0-10.1
One, 6 channel DC0-10V dimming control output
Two. It is used to connect the LED0-10V dimming controller, and the smooth dimming of 0-10V can be realized according to the different requirements.
Three, dimming signal compatibility: 0-10VDC adjustable optoelectronic rectifier, the power supply to support 0-10VDC signal adjustment
Four, the maximum signal output current: <20mA
Five, with manual dimming button and light tuning +, - function
Six. The dimming curve can be set
Seven. The function of delay starting and closing
Eight, over temperature automatic regulation and protection function
Nine, independent scene pattern setting
Ten. It has remote programming and management functions
Eleven, plug terminal 485 bus, a control port
Twelve, a fire 24V input signal control, connected with the fire automatic alarm system, the automatic opening system in the automatic opening system when the fire signal power comes in.
Thirteen. Support remote parameter setting and program upgrade
Fourteen. The temperature of the working environment is 0 to 45, and the humidity is 0% ~ 95%.
Fifteen, installation way: Standard 35mm guide type installation
Sixteen, high strength elastic hot Shuo and strong flame-retardant shell
Seventeen, 10 modulus widths (one modulus =18MM)
Eighteen. The appearance size (long * width * high) 162.0*90.0*65.0 (MM)
F, light power information monitoring
The data of the lighting system can be collected regularly, such as the voltage and current value of the circuit in each electric box, so that the use of lamps can be easily mastered. The real-time monitoring and tracking of power supply can automatically and smoothly regulate the voltage and current amplitude of the circuit, improve the extra power consumption caused by the unbalanced load in the lighting circuit, improve the power factor, reduce the working temperature of lamps and lines, and achieve the purpose of optimizing the power supply.
Functional characteristics:
Name / model: 3 40A electric energy detector HM-3040JC
One, can collect the AC three-phase (three way), voltage, current, active power, accumulative power consumption data value,
Two. The maximum 40A independent current monitoring can be connected to each road.
Three, real-time upload each circuit data value, automatic analysis of the circuit voltage, power and other data, real-time upload, can be remote,
Four. Set every circuit voltage, maximum power alarm value, minimum voltage and power alarm value by computer.
Five. It has remote programming and management functions.
Six. Standard RS485 bus communication extension.
Seven. Power supply voltage: AC220V
Eight, installation way: Standard 35mm guide type installation
Nine, operating temperature / humidity: -10~70 C /20%~92%RH,
Ten. Storage temperature / humidity: -0~50 C /20%-92%RH,
Eleven, high strength elastic hot Shuo and strong flame-retardant shell
Twelve, 6.5 modulus widths (one modulus =18MM)
Thirteen. The appearance size (long * width * high) 116*90.0*57.0 (MM)
G, lighting automatic induction management
All lighting can be set according to the luminance sensor to automatically detect the ambient light and complete the automatic switching of opening / closing of the day / night. Make management and energy saving more scientific and orderly. For example, the stadium lighting can be judged by luminance sensor, and the ambient brightness is 1000 lumens, then some lights are automatically opened, and the illuminance of the stadium is compensated.
Functional characteristics:
Name / model: illuminance sensor As/SRDB0G.00.1
1. Programmable low power intelligent light illumination sensor.
Two, the device can be opened and closed by programming custom 0-3.4 million Lux light illumination control.
Three, the use of weak light also has a high sensitivity.
Four, it has the characteristics of wide measuring range, convenient operation, convenient installation and long transmission distance. It is suitable for all kinds of places, especially for agricultural greenhouses, urban lighting and other places. According to the different measuring places, the reliability is high, the linearity is good, and the anti-interference ability is strong.
Five. Standard RS485 bus communication,
Six. Working voltage: DC12V.
Seven, control mode: RS485 bus.
Eight, installation way: hanging wall installation and many other installation methods.
Nine. Single outer size: L110*109*56 (MM).
Eleven, operating temperature / humidity: -10~70 C /20%~92%RH.
Twelve, storage temperature / humidity: -0~50 C /20%-92%RH.
Thirteen. It has rain proof.
Fourteen. Support remote parameter setting and program upgrade.
H, radar induction coordination (timing and garage entry vehicle flow, control mode of passenger flow of entrance and exit of unit door)
Name / model: radar sensor AS/SRDBR0.00.1
By combining with the vehicle inductor, the area where the flow of a part of the car is not large is automatically opened / closed according to whether or not someone is automatically judged. Such as: staircase, toilet, can consider using radar induction to judge lighting control. That is: someone is bright, and people turn off the lights for 1 minutes after they go.
Name / model: radar sensor AS/SRDBR0.00.1
By combining with the vehicle inductor, the area where the flow of a part of the car is not large is automatically opened / closed according to whether or not someone is automatically judged. Such as: staircase, toilet, can consider using radar induction to judge lighting control. That is: someone is bright, and people turn off the lights for 1 minutes after they go.
I, coordinated lighting control (optional)
Name / model: seven inch intelligent industrial screen As/8048K070.1
The various lighting loops in the area can be connected to the control system. The 7 inch LCD multi-function touch panel can be placed at each entrance. The control interface can be turned to page, up to 5 pages, which is enough to achieve the demand of multi point control and centralized control in large area of the workshop. Both centralized control and local control can be used to reduce the cost of manual management.

Five. Enterprise culture
Hung Bogor Network Technology Co. Ltd. (Shenzhen, Dongguan) is a Hong Kong cooperation enterprises, the main products from the Internet of things, smart buildings, smart city, hotel intelligent control, public lighting control, lighting control, intelligent control of the Home Furnishing GA and production and sales of high-tech companies, has a team of more than 50 hardware and software the product development team, independent research, design, development, and have independent intellectual property rights, trademarks and patents and certification.
Enterprise vision: to become a first-class intelligent brand enterprise, leading the development trend of intelligent technology.
Enterprise mission: creating international first-class intelligent products and helping China become an intelligent power.
Enterprise values: altruism, benevolence, innovation and win-win.
Enterprise team: the sun warm, honest, faithful and conscientious, of one heart and one mind.
Enterprise concept: quality for life, innovation as the driving force, constantly improve self, wholeheartedly for the customers.
Enterprise service slogan: to develop the best quality products with the most rigorous work attitude, and return the trust of the users with the best quality product performance.

Six. Quality system
HongMao IOT Technolgy Co.Ltd. Copyright 2018 [Back-stage management] Technical support:[mwth]