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Six systems for mines

    Functional composition of the&nbspsystem    

     Personnel positioning system    

System characteristics:

● UWB-based positioning with up to 30cm accuracy

:: Integration of human and vehicle location management functions

:: Integration with existing systems for security monitoring, voice broadcasting, video, vehicle management, gas inspection, etc., making full use of all-round, high-precision positioning features and realizing the linkage of intelligent applications between systems.

:: Comprehensive self-diagnostic functions for system equipment, including equipment power supply status, communication status, etc., and the collection and management of backup battery power information.

:: Lower power consumption of the identification card, with a service life of more than one year and low maintenance costs

● Positioning distance of 800 meters, easy deployment of readers, reducing the number of readers used in the system and the difficulty of maintenance.

● Support parsing DXF and other vector format files, build a lightweight GIS platform in a non-AUtOCAD environment, uniformly adopt graphical elements to provide geographic confidence and graphical interface support for precise positioning, build a two- or three-dimensional display platform, support the GIS map display function, and graphically display the dynamic distribution of personnel (vehicles) in the mine.

  • KJ128D-F3 card reader substation adopts remote power supply intrinsically safe design, which is used to collect the information of identification card carried by personnel. When the personnel carrying the identification card passes through the signal coverage area, the card reading sub-station will automatically record the personnel's entering and leaving time, and directly upload to the system, at the same time, the card reading sub-station will display the personnel's number and the buzzer will emit a "beep" tone, the card reading sub-station can measure the distance of the entering identification card, so as to achieve the precise positioning function. The card reading sub-station can measure the distance of the entering identification card to realize the precise positioning function.

  • Main technical parameters

    (1) Explosion-proof type: Intrinsically safe for mining "ExiblMb".

    (2) The enclosure protection level is:IP65;.

    (3) Power supply: DC18V ;)

    (4) Operating current:≤250mA ;≤250mA

    (5) Wireless reception distance: ≥ 400m;

    (6) the maximum displacement speed: ≥ 10m / s; the maximum number of concurrent recognition: ≥ 200 sheets;

    (7) Wireless reception frequency: 2.4G/3.5-4.5GHz, center frequency 3.99GHz.

    (8) Transmission mode: adopts 2-way 100M optical port, 2-way 100M electric port transmission mode.

                          Ethernet signaling interface: full-duplex, TCP/IP signaling, transmission rate: 10 Mbps / 100 Mbps (adaptive).

                          Ethernet optical signal interface: full duplex, Ethernet optical signal, wavelength 1310nm single mode fiber, transmission rate: 100Mbps.

    (9) Functions: two-way communication function, with power indication, communication signal indication function; after receiving the ID signal of the identification card, the buzzer will emit a tone and display its card number; supporting the use of the transmission sub-station, with the identification card positioning function.

  • The identification card is in a miniature package and can be easily installed at the belt. When the marking card is used, it will emit the wireless radio frequency digital coding signal which represents the identity, and there is a normal operation indicator light, which can realize the positioning of the underground personnel, and it can realize the function of two-way communication, emergency call for help, beeping alarm and so on. The identification card adopts low power consumption and semi-dormant state work, the identification card itself has anti-interference ability, and its communication protocol ensures that the identification card has no missing phenomenon.

  • Main technical parameters

(1) Explosion-proof type: Intrinsically safe for mining "ExibIMb".

(2) The enclosure protection level is:IP65;.

(3) Operating voltage: DC3.oV a lithium-manganese button battery.

(4) Battery life: not less than 6 months (replaceable battery); and

(5) Operating Frequency: 2.4GHz ;Â

(6) Positioning accuracy: the communication distance with the card-reading substation is not less than 30 meters.

(7) Receiving sensitivity: ≤-80 dBm;

(8) Work instructions: green light blinking when working normally, marking the card low battery state, red light blinking.

(9) Function:The identification card has an emergency call button.

  • Mining Intrinsically Safe Identification Card Finder is powered by rechargeable batteries, the product is handheld and portable, and uses the latest passive RFID communication technology to set up and view the matching identification cards, and is equipped with a charging cradle.

  • Main technical parameters

(1) Supply voltage: (3.3~4.2)V, powered by rechargeable battery.

(2) The protection level is:IP54;.

(3) Continuous working time: ≥10h.

(4) Standby time: ≥7 days;

(5) Wireless reception sensitivity: ≤-90dBm;

(6) Card reading distance: ≥40m between the card and the personnel identification card.

(7) Radio frequency: 2.4GHz/3.5-4.5GHz, center frequency 3.99GHz.

(8) Function : Changing the card number of the identification card, i.e., changing the card without changing the number, can greatly reduce the workload when replacing the identification card.

                 Enter or exit the ultra-low-power mode, can be in the identification card inventory status and unused state, through the passive RF part of the communication to make the identification card into a long-term dormant state, in the need for the identification card to work, can be activated through the passive RFID module identification card, so that the identification card into the normal state of work; view the battery usage, detection of the identification card's operating status and the identification of the card's current voltage and other information.

                 ①Card search; ②Card call; ③Area search; ④Card check function.

  • Mining intrinsically safe card checking sub-station is used in conjunction with the mining personnel management system to check the validity and uniqueness of the card carrying personnel card monitoring equipment. It provides a reliable basis for the normal use of personnel attendance and identification cards.

  • Main technical parameters:  

(1) Operating voltage: DC18V

(2) Operating current: ≤800mA

(3) Electrical ports: 2 x 10/100M adaptive

(4) Optical ports: 6, SC interface, wavelength 1310nm

(5) Transmission distance: electric port: ≤100M

                           Optical port: ≤20KM

(6) Operating mode: full-duplex/half-duplex adaptive

(7) Operating Temperature: -10℃~75℃

(8) Humidity: 10~95%

(1) Supply voltage:DC18V.

(2) The protection level is:IP65;.

(3) Diameter of identification card received at the card checking substation: 1m.

(4) Number of moving targets to be monitored: in principle, one at any one time.

(5) Wireless reception frequency: 2.4GHz/3.5-4.5GHz, center frequency 3.99GHz.

(6) Maximum display cycle: no more than 5s from the card checking substation receiving the identification card to displaying the information related to the card number on the display.

(7) Transmission mode: 2-way 100M optical port, 2-way 100M electric port transmission mode.

                       Ethernet signaling interface: full-duplex, TCP/IP signaling, transmission rate: 10 Mbps/100 Mbps (adaptive);.

                       Ethernet optical signal interface: full duplex, Ethernet optical signal, wavelength of 1310nm single-mode fiber, transmission rate: 100Mbps.

(8) Function: With iris or face time and attendance machine and gate channel to check the validity and uniqueness of the card carrying personnel with the card.

  • Mining intrinsically safe LED voice alarm (hereinafter referred to as the display) as intrinsically safe mining equipment, can be used in explosive hazardous places, the device is used for mine information release and display, and also has synchronized voice broadcast function.

  • Main technical parameters: 

    (1) Explosion-proof type: explosion-proof and intrinsically safe "ExdiblMb".

    (2) Rated operating voltage: two ways, DC5v, DC18V;

    (3) Visibility: 20m visible in the dark, normal eyesight can distinguish the screen display information.

    (4) Voice broadcasting sound level: ≥85dB(A).

    (5) Number of interfaces: 2 100M optical ports, 2 100M electrical ports.

    (6) Equipment size:1014mm*374mm*120mm.

  • The product is portable, with functions of lighting, personnel information management, two-way paging communication, etc. The product consists of light head part, cable, battery part (including lithium manganate lithium-ion battery, intrinsic safety protection circuit, mine light protector, identification card positioning module part, battery slot, etc.). There are LED main and auxiliary light sources in the lamp head, and the lamp head can be fixed on the mining helmet. Marker card positioning module and the mine light battery is placed in the battery slot in separate chambers, powered by the battery, and connected in parallel to the output of the battery pack.

  • Main technical indicators

    (1) Explosion-proof form: Mining intrinsically safe "ExialMa".

    (2) Rated voltage: DC3.7V (Li-Mn2O4);; or

    (3) Shell protection level: IP55 for lamp head, IP54 for lamp body.

    (4) Rated capacity: 4Ah.

    (5) Main/auxiliary light source working current:0.22/0.07A;

    (6) Luminous intensity ≥ 1 cd.

    (7) Main lamp working time ≥ 11h;

    (8) the main light is used 11 hours after the extinction of the positioning card working time ≥ 199h;

    (9) Functions: with the basic function of the miner's lamp; with the function of sending wireless coded signals; with two-way communication function with the positioning sub-station, with the function of the emergency call button; ground emergency call information miner's lamp, miner's lamp with the function of vibration and light flashing.

    (1) Input Characterization:a) Voltage range: AC127V/380V/660V (75%~110%); b) Frequency: 48Hz~52Hz

    (2) Output characteristics:a) Output Voltage: DC48V Open Voltage: ≤49V

                               b) Maximum working current: ≤350mA

                               c) Load effect: ≤3%

                               d) Source effect: ≤3%

                               e) Periodic and random offset peak-to-peak: ≤250mV

    (3) Internal protection functions:a) Input undervoltage protection value: 127V:AC75V~88V; 380V:AC224V~264V; 660V:AC389V~458V

                                       b) Output current limit protection value: 3A

    (4) Standby power function:a) Conversion time: <0.5s

                                       b) Operating time: ≥ 3h (rated current: 350 mA)

  • Vehicle identification card is dedicated to the use of underground rubber-wheeled vehicles, electric locomotives, mine cars and other vehicles to pinpoint the use of the identification card positioning accuracy of 0.3m-1m, built-in high-capacity rechargeable batteries, battery life up to 3 months, while supporting the use of power directly from the locomotive, this product can meet the use of all types of vehicles.

  • Main technical parameters

    (1) Explosion-proof type: Intrinsically safe for mining "ExiblMb".

    (2) The enclosure protection level is:IP65;.

    (3) Battery life: ≥3 months.

    (4) Positioning accuracy:0.3m-1m.

    (3) Discharge time: not less than 2 hours.

  • KJ128D-K6 identification card (two-way identification card) using a miniature package, can be easily installed in the belt, such as for vehicles can choose a non-metallic part and as high as possible, safer places to install. The identification card uses time-break transmitting the radio frequency digital coded signal representing the identity, and has a normal operation indicator, flashing once every 30s. Marking card adopts low power consumption, half-sleep state work, and has a number of working channels. The identification card itself has anti-interference ability, and its communication protocol ensures that the identification card has no missing phenomenon. Marker card has low battery alarm and emergency call function. The signage card adopts low transmitting power, no physical harm to the carrying personnel.
  • Main technical parameters

    (1) Explosion-proof type: Intrinsically safe for mining "ExiblMb".

    (2) The enclosure protection level is: IP67.

    (2) Operating voltage: DC4.2V rechargeable lithium battery.

    (3) Battery life: not less than 30 days on a single charge.

    (5) Operating frequency: 3.5-4.5 GHz.

    (6) Positioning accuracy:0.3m-1m.

  • The transmission substation adopts mine-use intrinsically safe design, which is used to collect and process the personnel monitoring data from each card-reading substation; when the ground monitoring host sends out the inspection order, each transmission substation will upload the stored data to the ground monitoring host through the transmission cable. When the transmission substation and the monitoring host have line failure, it can work independently and realize all the original functions; when it returns to normal, it can upload the stored data to the monitoring host.

  • The transmission substation adopts mine-use intrinsically safe design, which is used to collect and process the personnel monitoring data from each card-reading substation; when the ground monitoring host sends out the inspection order, each transmission substation will upload the stored data to the ground monitoring host through the transmission cable. When the transmission substation and the monitoring host have line failure, it can work independently and realize all the original functions; when it returns to normal, it can upload the stored data to the monitoring host.

  • Main technical parameters

    (1) Explosion-proof type: Intrinsically safe "ExibIMb" for mining.

    (2) Shell protection grade: IP54

    (3) Power supply: DC18V, operating current: ≤200mA.

    (4) Communication with interfaces (main 485 communication)

      Transmission mode: RS485, master-slave, half-duplex; transmission rate: 1200/2400bps.

      Signal voltage peak-to-peak: 3.5V ~ 1.0V Maximum transmission distance: ≥10km

    (5) Communication with card-reading substations (from 485 communication)

      Transmission mode: RS485, master-slave, half-duplex; transmission rate:2400/4800bps.

      Signal voltage peak-to-peak: 3.5V ~ 1.0V Maximum transmission distance: ≥2km

    (6) Disconnected storage: at least 2 hours of data uploaded by 4 card-reading substations can be stored.

    (7) Liquid crystal display function, can display the time, transmission substation and the work status of each card reading substation.

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