LSA series
LSA series
LSA series
LSA series
LSA series
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  • LSA series
  • LSA series
  • LSA series
  • LSA series
  • LSA series

Safety light curtain

LSA series


Safety light curtain is also known as photoelectric safety protection device ( safety protection device, punch protection device,infrared safety protection device,etc.). LSA safety light curtains has special structure design ensures all-round protection without dead zone and self-diagnosis function can check fault module and alarm. Type 4 highest safety level design enhances the protection of life safety of every employee in the production operation

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LSA series

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  • Description
  • Specs
  • Model
    • Commodity name: LSA series
    • Commodity ID: C001
    • Category: Safety light curtain
    • Model No.: LSA

    Safety light curtain is also known as photoelectric safety protection device ( safety protection device, punch protection device,infrared safety protection device,etc.). LSA safety light curtains has special structure design ensures all-round protection without dead zone and self-diagnosis function can check fault module and alarm. Type 4 highest safety level design enhances the protection of life safety of every employee in the production operation

    Safety light curtain is also known as photoelectric safety protection device (also known as safety protection device,punch protection device,infrared safety protection device,etc.). In modern factory,people and machines work together,it is easy to cause personal injury to operators. The safety light curtain application on some potentially dangerous mechanical equipment,such as stamping machinery,cutting equipment,metal cutting equipment,automatic assembly line,automatic welding line,mechanical transmission and handling equipment have reduced the occurrence of industrial accidents and protected the life safety of every employee in the production operation.
    LSA safety light curtain with Special structure design ensures all-round protection without dead zone; Optical communication easy the electric connection and operation; Self-diagnosis function can check fault module and alarm. 

     

     

    Safety grating light curtains on the application of the environment has what requirements

    Industrial production, the use of safety light curtains is becoming more and more widespread, safety light curtains of high-performance protection for the various industries continue to bring mechanical production capacity to enhance the production and safety of the production environment, and the use of safety light curtains on the installation of the environment also has certain requirements.
    First of all, in the installation of safety light grating, the grating is required to use the range does not allow personnel to bypass the safety light curtain protection area into the hazardous area of the situation; in the vicinity of the installation of safety light grating, to avoid reflective light surfaces or sources, in order to avoid the safety of the grating's receiver in the reception of the signal by the reflection of the light and the influence of the correct signal output; in the installation of the safety of the light curtain within the scope of the best possible avoidance of frequency converter In the range of installing safety light curtain, try to avoid the existence of frequency converter, motor and so on may cause electric frequency interference, such as the scene has frequency converter, motor and other equipment, the installation of safety light curtain should require a certain distance, in order to avoid the relevant interference affects the normal use of safety light grating.
    Secondly, for the general safety grating use environment, should try to avoid more dust or more water, oil and other heavy pollution scene. Because like oil and so on pollution to the safety of the light curtain lens surface, will affect the grating beam of the normal alignment, thus weakening the safety of the light curtain of the length of the alignment, so that the safety of the beam can not play the selection of the required protection distance, then the safety of the beam of the protective effect will be destroyed.
    For more dust or more water, oil and other pollution of the installation environment, you should choose the safety light curtain models and parameters suitable for the environmental occasions. For example, the professional engineers of Suntek safety light beams will recommend customers to choose safety light curtains with high-grade waterproof and dust-proof functions in dusty and watery environments; for presses, hydraulic presses, bending machines and other heavy-pressure machinery, it is recommended to choose special safety light curtains with better anti-vibration performance and equipped with controllers and reinforced mounting brackets according to the actual needs. General safety grating without special instructions, are not quite suitable for outdoor environments, such as special classes of outdoor installation scenarios, the need to buy high-precision light curtains suitable for outdoor harsh weather conditions and so on.
    In short, want to safety grating to play the best protective role, must be based on different environmental occasions, choose the most appropriate model size and protective performance, and in the process of using safety grating focus on regular cleaning, maintenance and repair of the product.

  •  

    ● No blind area design  
    ● Full detection without bind spot ensures overall and accurate protection.  

    ● Easy operation
    ● Optical communication synchronization makes the installation and operation easier.  

    ● Type 4 / PL e   
    ● The security level meets the requirements of Type 4, SIL3, and PLe.
    ● With interlock reset, external test, and EDM machining function, the Dual-channel OSSD output function strengthens the output monitoring ability.

    ● Self-diagnostic function 
    ● Self-diagnosis function, detects the fault circuit module of the optical curtain and sends an alarm signal.

    ● Comprehensive physical protection 
    ● Multiple specifications support finger, hand and body protection.
    ● Comprehensive security protection meets various application scenarios.

     

    Product Performance
    ModelLSA10LSA20LSA40LSA80
    Work PrincipleThrough beam type
    Resolution15mm26mm46mm86mm
    Light sourceInfrared light
    Wavelength850nm
    Response time3 to 52ms (determined by number of beams)
    Recovery TimeSelecting automatic reset, the time for the light curtain to change from blackout to on, and the  OSSD output to change from cutoff to on: 50ms to 100ms (related to the number of light beams)
    Beam Spacing10mm20mm40mm80mm
    Number of beams32~19216~9608~4804~24
    Protection distanceNear distance type:0.1~3m
    Long distance type:1~6mLong distance type:1~10m
    Effective aperture angle±2.5°@3m
    Protected area heightBeam spacing × (number of beams-1)
    SimultaneousOptical synchronization
    Safety TypeTYPE4
    Performance Level (PL)PLe
    Safety Integrity LevelSIL3
    The Probability of Failure on Demand per Hour8.53×10-9
    Service life20 years
    SFF99%
    HFT1
    Suitable for standardEN ISO 12100:2010,EN ISO 13849-1:2015,EN INC 61496-1:2020 (TYPE4),EN IEC 61496-2:2020(TYPE 4),EN IEC 61000-6-2:2019,EN IEC 61000-6-4:2019
    Electrical Parameters
    Working Voltage24VDC±20%
    No-load current≤300mA
    Load capacity30nF
    Protection circuitReverse polarity protection
    IndicatorEmitter: Power indicator (green), fault indicator (yellow)

    Receiver: Power indicator (green), fault indicator (yellow), shade indicator (red),

    alignment indicator (blue 3 only)

    Power Consumption≤5W
    Power-on delay2s
    Alarm OutputTransistor PNP/NPN (customer specified), output current less than 150mA (30VDC)

     

    TEST Input

    TEST input is valid: the emitter TEST input is connected to a high level, the emitter tube is prohibited from emitting to simulate the light shielding state, and the green power indicator flashes.

    TEST input is invalid: the emitter TEST input is suspended or connected to a low level, the light curtain works normally.High level: 10~30VDC, current<10mA

    Input low level: 0 ~ 2VDC

    Note: When TEST input is valid, the transmitter alarm output is ON.

     

     

     

    OSSD Outputs

    Dual NPN/PNP normally closed

    With short circuit protection, cross circuit monitoring

    Output current less than 200mA (30VDC)

    Switch on voltage drop:  ≤1.5V

    Switch cut-off voltage: ≤1.2V

    Load capacitance: 30nF

    Load inductance: 2.2H

    Power supply cable resistance:  ≤ 10Ω

    OSSD test pulse width: 200~300us

    OSSD test pulse period: 50~ 100ms

    EDM selection input

    When this input is left blank or connected low, the EDM input is not valid.

    Connecting high level, EDM input is valid. High level: 10 to 30VDC, current <10mA Input low level: 0 to 2VDC

    EDM (external device monitoring) input

    The EDM input allows monitoring of 24V DC signals from external device contactors. High level: 10 to 30VDC, current <10mA

    Input low level: 0 to 2VDC

     

    RESET

    Manual reset: RESET input is connected high by manual switch.

    Automatic reset: RESET input is connected to high level.

    Input high level: 10~30VDC, current<10mA

    Input low level: 0~2VDC

    Insulation resistance>100MΩ
    Insulation voltage1000VAC, 50/60Hz, 1min
    Mechanical parameters 
    DimensionsSee exterior dimension drawing
    Shell MaterialAluminum alloy yellow shell; white acrylic window
    Connection Type

    M12, Pin 6 ( Emitter ), Pin 8 ( Receiver )

    M12, Pin 5 ( Emitter ), Pin 5 ( Receiver )

    Environmental parameters
    Working Temperature-25~50 (no frost, no condensation)
    Storage temperature-40~75℃
    Enclosure protection classIP65 (IEC60529)
    VibrationFrequency 10~ 55Hz, multi-amplitude 0.75mm, 2h in each direction X, Y, Z
    Shock ResistanceAcceleration 300m/s² (approx. 30g) 3 times in each direction X, Y, Z
    Ambient light intensity10000Lux

     

        Dimensional diagram

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