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Lead Contents

Short-range Safety Light Curtain (Type 4)

F3SN-A[]SS

F3SN-A[]SS

Greater resistance to external light interference. Significantly less interference with other sensors

Primary Contents



New Emitter Mechanism Eliminates Excessive Light

Removing excessive light is the key to eliminating mutual interference, external light interference, and other similar causes of unwanted line stoppages.

Conventional Models

Conventional models had an operating range that was too long. This meant that they picked up light from sensors in unexpected locations and they interfered with other sensors.

F3SN-A[]SS Series

The operating range for the F3SN-A[]SS Series is limited to 3.5 m as opposed to 10 m for conventional models. This dramatically reduces the negative impact on adjacent light curtains and surrounding photoelectric sensors even in applications where parallel light curtains are installed for multiple devices. It also eliminates additional work such as installing special wiring to prevent interference.

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Setting Console Optimizes Light Sensitivity for Specific Ranges

Even Light Reflected from Walls

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Ideal Where Installation Space Is Limited

Back-mounted Connector Cable Models and Optional Right-angle Cables

Models with connector cables attached at the back (F3SN-A[]SS-02/04) can be used for installation where space is limited and there is no extra room at the bottom of the Light Curtains. The F3SN-A[]SS-04 also equipped with a connector cable at the top for series connection. When there is no space at the back, traditional Straight Connector Cables or an optional L-shaped Connector Cable (F39-JC[]E[]) that extends from the side of the lens surface are also available.

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More Compact Machines

The F3SN-A[]P14 finger protection model is ideal for the more compact machines available today. It has a safe distance that can be as short as 88 mm.
Refer to F3SN-A/ F3SN-B, F3SH-A for details.

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Note:The direction of the cable is fixed.

Conforms to International Safety Standards

The F3SN-A[]SS is a Type 4 sensor with a category 4 rating. This means that it conforms to the highest standards of safety for a Safety Light Curtain. The F3SN-A[]SS conforms to all the following standards.

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Application is also possible in devices covered by the OSHA standards (29 CFR 1910.212) of the USA. The requirements of the USA Industrial Robot Standard ANSI/RIA R15.06-1999 have also been satisfied.

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