F3SJ-A0620P20

Series:	F3SJ-A
Part Status:	Active
Lead Free Status / RoHS Status:	--
Protection:	Finger/Hand
Moisture Sensitivity Level (MSL):	--
Detection Capability:	20mm
Protective Height:	620mm
Number of Beams:	41
Beam Pitch:	15mm
Operating Range:	0.2m ~ 9.0m
Features:	Blanking, Muting Function
Ingress Protection:	IP65 - Dust Tight, Water Resistant
Operating Temperature:	-10°C ~ 55°C
Voltage - Supply:	24VDC

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Introduction

Light Curtains are safety devices used to ensure safety in machine environments. They detect the presence of an object or person within a predetermined distance by detecting either the infrared or visible light in the area, and then emit a warning signal to stop the machine. The F3SJ-A0620P20 is a safety light curtain controller manufactured by Mitsubishi Electric Corporation. It is designed to be used as a safety measure in machine operations, and is part of Mitsubishi’s F3SJ Line of safety controllers.

Applications

The F3SJ-A0620P20 is primarily designed to be used in areas where safety stands, protective doors, safety presence-sensing devices, two-handed operations, and safety switches are required to maintain the highest levels of safety. It is designed to be used on a wide variety of machine tools, such as milling machines, CNC routers, lathes, and drill presses. Additionally, it can be used in applications such as textile machinery, packaging machines, laser machines, injection molding machines, and presses.The F3SJ-A0620P20 is designed to provide safety protection in areas where personnel and machinery interact. It is designed to be the last line of defense against accidents that may occur during normal operation. Its design and installation will create a protective barrier between personnel and machines, and therefore ensure the safety of personnel in that area.

Safety Light Curtains

Safety light curtains consist of a pair of light emitting and receiving elements, one mounted at a higher point than the other. The emitted beam is directed at the receiver. The F3SJ-A0620P20 safety light curtain is designed to detect the presence of an object or person within a predetermined distance through the detection of either the infrared or visible light in the area. Upon detection, the F3SJ-A0620P20 will emit a warning signal to stop the machine.

Working Principle

The main working principle of the F3SJ-A0620P20 is to detect the interruption of a light beam emitted by an infrared emitter due to the presence of a person or object within a predetermined distance. The infrared light beam is directed towards the receiver, and when the beam is interrupted, a beam fault signal is generated.The beam fault signal is then sent to the main controller, which will then switch off the machine or send an alarm signal. The beam fault signal can also be used to activate a safety shutoff relay or circuit breaker.The F3SJ-A0620P20 can also be used to detect the presence of a person or object within a predetermined distance. It works by sending a coded signal from an infrared emitter and measuring the signal strength of the received signal with an infrared receiver. When the signal strength drops below a certain threshold, the presence of a person or object within the predetermined distance is indicated.

Conclusion

The F3SJ-A0620P20 is an advanced safety light curtain device manufactured by Mitsubishi Electric Corporation. It is designed to be used in areas where personnel and machinery interact, and provides a protective barrier between them to ensure the safety of personnel in that area.Its working principle is to detect the interruption of a light beam emitted by an infrared emitter due to the presence of a person or object within a predetermined distance. When the beam is interrupted, a beam fault signal is generated which can switch off the machine or send an alarm signal. It can also detect the presence of a person or object within a predetermined distance through the measurement of the signal strength of the received signal with an infrared receiver. The F3SJ-A0620P20 is designed to be used in a wide variety of machine environments, such as machine tools, textile machinery, packaging machines, laser machines, injection molding machines, and presses. It is designed to be the last line of defense against accidents that may occur during normal operation.

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