Safety light curtain
LSA series
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LSA series
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- 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 Model LSA10 LSA20 LSA40 LSA80 Work Principle Through beam type Resolution 15mm 26mm 46mm 86mm Light source Infrared light Wavelength 850nm Response time 3 to 52ms (determined by number of beams) Recovery Time Selecting 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 Spacing 10mm 20mm 40mm 80mm Number of beams 32~192 16~96 08~48 04~24 Protection distance Near distance type:0.1~3m Long distance type:1~6m Long distance type:1~10m Effective aperture angle ±2.5°@3m Protected area height Beam spacing × (number of beams-1) Simultaneous Optical synchronization Safety Type TYPE4 Performance Level (PL) PLe Safety Integrity Level SIL3 The Probability of Failure on Demand per Hour 8.53×10-9 Service life 20 years SFF 99% HFT 1 Suitable for standard EN 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 Voltage 24VDC±20% No-load current ≤300mA Load capacity 30nF Protection circuit Reverse polarity protection Indicator Emitter: 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 delay 2s Alarm Output Transistor 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 voltage 1000VAC, 50/60Hz, 1min Mechanical parameters Dimensions See exterior dimension drawing Shell Material Aluminum 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 class IP65 (IEC60529) Vibration Frequency 10~ 55Hz, multi-amplitude 0.75mm, 2h in each direction X, Y, Z Shock Resistance Acceleration 300m/s² (approx. 30g) 3 times in each direction X, Y, Z Ambient light intensity 10000Lux Dimensional diagram

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