Light Curtains and Safety Light Curtains

Safety light curtains and light barriers are optoelectronic devices designed to create an invisible protective field around hazardous machinery. These systems typically consist of a transmitter and receiver pair, generating multiple parallel infrared beams. Our range includes models with protected heights from 150 to 1650 mm, featuring compact d...

Safety light curtains and light barriers are optoelectronic devices designed to create an invisible protective field around hazardous machinery. These systems typically consist of a transmitter and receiver pair, generating multiple parallel infrared beams. Our range includes models with protected heights from 150 to 1650 mm, featuring compact dimensions and a 7-segment display for straightforward fault diagnosis. They are available in finger, hand, and body detection versions, with reaction times optimized for applications up to category 4 (SIL 3 / PL e). Key technical parameters include resolution (14 mm for finger, 30 mm for hand, 50 mm for body), scanning range, and response time, which are critical for selecting the correct safety distance according to ISO 13855.

These safety devices are primarily deployed in industrial automation environments, including assembly lines, robotic cells, packaging machinery, and metalworking presses. They serve as access guards for dangerous areas, replacing traditional mechanical guards and interlock switches. Common applications include press brake safeguarding, palletizing stations, and automated welding cells. The light curtains integrate seamlessly into safety circuits, typically connected to safety relays or programmable safety controllers, ensuring a safe stop command is issued when any beam is interrupted.

Our safety light curtains comply with international standards IEC 61496-1/2 (type 2 or type 4) and ISO 13849-1, ensuring performance levels up to PL e. They are compatible with major safety controller brands such as SiemensPilz, and Omron. The Carlo Gavazzi series, including models like PS31M and PS21L, feature standardized M12 connectors for easy integration. Accessories such as alignment aids, protective housings, and corner mirrors are available to simplify installation in complex layouts.

At Electric Automation Network, we provide expert technical support from our team of electrical engineers to help you select the correct resolution, height, and scanning range for your specific application. We offer real-time pricing and express worldwide shipping, ensuring minimal downtime for your safety projects. Our multilingual portal provides detailed technical documentation for each article, including wiring diagrams and compliance certificates.

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Manufacturer Code Reference Catalog Number Description Delivery Price

PS43L-PS11R1-M00

PS43L-PS11R1-M00

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Limit switch PS 60mm 1NO+1NC snap(+), Head R1

Final degree

3 View Availability View Price

PS21S-PS1105-T00

PS21S-PS1105-T00

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The end of the race with actuator head key, contacts 1 NA + 1 NC slow, Wide 30,3 mm

Final degree

Safety electromechanical limit switch for key actuator; 90deg adjustable key plastic head; 1NO+1NC snap-on contacts; 30x30mm plastic housing; PG13,5 cable gland; IP65; -25C - +70C operating temperature

3 View Availability View Price

PS43L-PS11P0-M00

PS43L-PS11P0-M00

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Limit switch PS 60mm 1NO+1NC snap(+), Head P0

Final degree

3 View Availability View Price

PS21M-CS11PR-MOL

PS21M-CS11PR-MOL

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Ps 30Mm Mm 1No+1Nc Snap+ Head Pr

Final degree

3 View Availability View Price

PS21L-PS11R1-T00

PS21L-PS11R1-T00

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The end of the race with actuator roller adjustable, contacts 1 no + 1 NC fast, Wide 30,3 mm

Final degree

Electromechanical limit switch; adjustable lever with 18mm nylon roller; 30x30mm plastic housing; 1NO+1NC snap-on contacts; PG13,5 cable gland; IP65; -25 - +70C operating temperature

3 View Availability View Price

PS21M-CS11LS-M00

PS21M-CS11LS-M00

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Ps 30Mm Mm 1No+1Nc Snap(+) Head Ls

Final degree

3 View Availability View Price

PS21L-PS02RT-H00

PS21L-PS02RT-H00

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Ps 30Mm Mt 2Nc Snap(+) Head Rt

Final degree

3 View Availability View Price

PS31L-PS11R1-M00

PS31L-PS11R1-M00

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The end of the race with actuator roller adjustable, contacts 1 NA + 1 NC slow, Width 41 mm

Final degree

3 View Availability View Price

PS21L-PS11LA-T00

PS21L-PS11LA-T00

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Ps 30Mm Tt 1No+1Nc Snap(+) Head The

Final degree

3 View Availability View Price

PS31L-PS11RS-M00

PS31L-PS11RS-M00

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Ps 40Mm Mm 1No+1Nc Snap(+) Head Rs

Final degree

3 View Availability View Price

PS21L-MS11R1-T00

PS21L-MS11R1-T00

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Ps 30Mm Tt 1No+1Nc Snap+ Head R1

Final degree

Electromechanical limit switch; adjustable lever with 18mm nylon roller; 30x30mm plastic housing; 1NO+1NC snap-on contacts; M20 cable gland; IP65; -25 - +70C operating temperature

3 View Availability View Price

PS21L-PS11LG-T00

PS21L-PS11LG-T00

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Ps 30Mm Tt 1No+1Nc Snap(+) Head Lg

Final degree

3 View Availability View Price

PS38H-CT1305-T01

PS38H-CT1305-T01

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Selected parameters MODEL Limit switch VOLTAGE 24 - 250VDC TYPE Safety hinge COLOUR Black Others

Safety hinge with integrated safety switch, top axial output, 2m UL cable

Safety Hinge switch, Top axial 2m cable connection, 1NC + 3NO contacts, IEC EN947-5-1, EN60947-5-1, IP67, Operating temperature -20 - +80C

3 View Availability View Price

PS38H-CT1305-T02

PS38H-CT1305-T02

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Selected parameters MODEL Limit switch VOLTAGE 24 - 250VDC TYPE Safety hinge COLOUR Black Others

Safety hinge with integrated safety switch, rear axial output, 2m UL cable

Safety Hinge switch, Back radial 2m cable connection, 1NC + 3NO contacts, IEC EN947-5-1, EN60947-5-1, IP67, Operating temperature -20 - +80C

3 View Availability View Price

PS21L-PS11BR-T00

PS21L-PS11BR-T00

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Ps 30Mm 1No+1Nc Snap+ Head Br

Final degree

Electromechanical limit switch; nylon roller with internal bent lever; 30x30mm plastic housing; 1NO+1NC snap-on contacts; PG13,5 cable gland; IP65; -25 - +70C operating temperature

3 View Availability View Price

PS21M-CT11P0-M0L

PS21M-CT11P0-M0L

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Ps 30Mm Mm 1No+1Nc Slow(+) Head P0

Final degree

Electromechanical limit switch; metal plain plunger with fixing nuts; 49x31mm metal housing; 1NO+1NC slow-action contacts; prewired 1m cable; IP67; -25 - +70C operating temperature

3 View Availability View Price

PS21L-NS11BR-T00

PS21L-NS11BR-T00

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Ps 30Mm Tt 1No+1Nc Snap(+) Head Br

Final degree

Electromechanical limit switch; nylon roller with internal bent lever; 30x30mm plastic housing; 1NO+1NC snap-on contacts; 1/2NPT cable gland; IP65; -25 - +70C operating temperature

3 View Availability View Price

PS31M-CS11P0-M00

PS31M-CS11P0-M00

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Ps 40Mm Mm 1No+1Nc Snap+ Head P0

Final degree

3 View Availability View Price

PS31M-CS11P0-M0L

PS31M-CS11P0-M0L

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Ps 40Mm Mm 1No+1Nc Snap(+) Head P0

Final degree

3 View Availability View Price

PS21L-PS11PR-H00

PS21L-PS11PR-H00

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The end of the race with actuator push button roller plunger, contacts 1 no + 1 NC fast, Wide 30,3 mm

Final degree

3 View Availability View Price

NLG13D724SA

NLG13D724SA

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Selected parameters FUNCTION Light curtains SAFETY CATEGORY 4 SAFETY OUTPUT 3 NO Others SIZE 22 mm CONNECTIONS Screw-fixed POWER SUPPLY 24 VDC MOUNTING DIN-rail AUX OUTPUT 1 NC OTHERS Automatic/Manual start

Security module - Safety barrier. Fixed screw terminals

Safety Module Light Curtains , according to 2006/42/EC Machinery Directive, Power Supply 24VDC , 3 NO safety outputs, 1 NC auxiliary output , Automatic/Manual reset, DIN rail mount 22.5mm.

3 View Availability View Price

NLG13D724SC

NLG13D724SC

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Selected parameters FUNCTION Light curtains SAFETY CATEGORY 4 SAFETY OUTPUT 3 NO Others SIZE 22 mm CONNECTIONS Screw-fixed POWER SUPPLY 24 VDC MOUNTING DIN-rail AUX OUTPUT 1 NC OTHERS Monitored manual start

Security module - Safety barrier. Fixed screw terminals

Safety Module Light Curtains , according to 2006/42/EC Machinery Directive, Power Supply 24VDC , 3 NO safety outputs, 1 NC auxiliary output , Monitored manual reset, DIN rail mount 22.5mm.

3 View Availability View Price

PS21L-PS11LS-T00

PS21L-PS11LS-T00

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The end of the race with actuator / spring, contacts 1 no + 1 NC fast, Wide 30,3 mm

Final degree

3 View Availability View Price

PS31R-PT11N7-YK0

PS31R-PT11N7-YK0

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Ps 40Mm Mt 1No+1Nc Slow(+) Head N7

Final degree

Electromechanical safety limit switch; pull wire with reset button; 40x40mm metal housing; 1NO+1NC slow-action contacts; PG13,5 cable gland; IP66; -25 - +70C operating temperature

3 View Availability View Price

PS21L-PS11BR-M00

PS21L-PS11BR-M00

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Ps 30Mm Mm 1No+1Nc Snap(+) Head Br

Final degree

3 View Availability View Price

PS42L-BS11BR-M00

PS42L-BS11BR-M00

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Ps 50Mm Mm 1No+1Nc Snap(+) Head Br

Final degree

3 View Availability View Price

PS21M-CS11RS-M00

PS21M-CS11RS-M00

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Ps 30Mm Mm 1No+1Nc Snap+ Head Pr

Final degree

3 View Availability View Price

PS21L-PS02RT-T00

PS21L-PS02RT-T00

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Ps 30Mm Tt 2Nc Snap(+) Head Rt

Final degree

Electromechanical limit switch; nylon roller lever; 30x30mm plastic housing; 2NC snap-on contacts; PG13,5 cable gland; IP65; -25 - +70C operating temperature

3 View Availability View Price

PS38H-CT2205-T02

PS38H-CT2205-T02

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Selected parameters MODEL Limit switch VOLTAGE 24 - 250VDC TYPE Safety hinge COLOUR Black Others

Safety hinge with integrated safety switch, rear axial output, 2m UL cable

Safety Hinge switch, Back radial 2m cable connection, 2NC + 2NO contacts, IEC EN947-5-1, EN60947-5-1, IP67, Operating temperature -20 - +80C

3 View Availability View Price

PS21K-PS11RT-T00

PS21K-PS11RT-T00

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Ps 30Mm Tt 1No+1Nc Snap+ Head Rt

Final degree

3 View Availability View Price

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