Description
The Wenglor S1FL66 Through Beam Sensor functions as the primary light source in a high-precision through-beam sensing system. By projecting a consistent and focused red light beam to its corresponding receiver, it establishing a dependable barrier for presence and position monitoring over distances as far as 60 meters. The transmitter is engineered with high light intensity, providing a significant switching reserve that allows the beam to penetrate environmental challenges such as dust, steam, or atmospheric haze.
In critical industrial processes, verifying sensor health is vital to prevent downtime. The S1FL66 addresses this with a built-in test input feature, allowing the emitter to be deactivated via a control signal to confirm the receiver’s response. This proactive diagnostic capability ensures that any potential sensor failure is detected immediately. Encased in a durable ABS/PC plastic housing, the unit is completely dust-tight and resistant to water ingress, operating reliably within a broad temperature range of -25 °C to 60 °C.








