Product Introduction
Our SF4B Ver2 Safety Light Curtain Type4 PLe adopts seamless-construction with IP67 environmental protection, manufactured in Suzhou. It complies with Type4, PLe, SIL3 safety standards, and supports three protection types: finger-protection, hand-protection, arm/foot-protection. Built-in safety relay group function simplifies safety circuit setup. Multiple certifications including CE, UL, JIS, GB are available for industrial machine safety guarding
Key Benefits
SF4B Ver2 Safety Light Curtain Type4 PLe
Technical Specifications
|
Item |
Finger type SF4B-F□ |
Hand type SF4B-H□ |
Arm/Foot type SF4B-A□ |
|
Optical axis pitch |
10 mm |
20 mm |
40 mm |
|
Protective height |
230mm-1270mm |
230mm-1910mm |
230mm-1910mm |
|
Effective detection distance |
0.3-7 m |
0.3-9 m |
0.3-9 m |
|
Minimum detectable object |
φ14mm opaque body |
φ25mm opaque body |
φ45mm opaque body |
|
Power supply |
24 V DC ±10% |
24 V DC ±10% |
24 V DC ±10% |
|
Output |
NPN / PNP open collector selectable |
NPN / PNP open collector selectable |
NPN / PNP open collector selectable |
|
Response time |
OFF ≤14ms;ON 80-90ms |
OFF ≤14ms;ON 80-90ms |
OFF ≤14ms;ON 80-90ms |
|
Dimension |
W28mm × H(protective height) × D30mm |
W28mm × H(protective height) × D30mm |
W28mm × H(protective height) × D30mm |
Applications & Components
▶Press-machine safety guarding：Provides personnel protection for stamping and punching equipment.
▶Cutting-machine safety guarding：Realizes safety interlock for cutting and paper-cutting machines.
▶Automation assembly line safety protection：Guards operator access to automated assembly stations.
▶Machinery tool safety isolation：Used for machine-tool hazard zone safety shielding.
Why Choose This Machine
SF4B Ver2 Safety Light Curtain Type4 PLe features IP67 seamless housing and built-in safety relay, eliminating purchase of extra safety relay modules. Three-type selection covers finger-to-foot protection, multiple global certifications meets international machine-safety requirements, Suzhou-manufactured guarantees stable quality for volume industrial deployment.
Part of Your Smart Factory
Integrate Type4 PLe Safety Light Curtain SF4B Ver2 into smart-factory safety-control system. Its compact structure helps miniaturize control cabinet, reliable signal output works well with PLC and automation controllers, delivering stable personnel safety monitoring for intelligent production lines.
FAQ
Q: What advantages does the built-in safety relay bring for project deployment?
A: Integrated safety relay group removes the need for external relay accessories, simplifies on-site wiring and shortens machine commissioning cycles.
Q: Is this light curtain friendly for cabinet layout design?
A: Compact body size helps shrink cabinet overall dimension, saves valuable installation space inside automation equipment.
Q: Why are three protection-type options beneficial for machine builders?
A: Finger-hand-arm/foot multi-mode covers most safety-guarding scenarios, one product series satisfies diverse machine-design requirements.
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