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PICO-GUARD Fiber Optic Interlock Switches—Straight & Right Angle

Fiber optic switches provide a compact, non-contact, easy-to-install means of interlocking doors, guards, gates and covers.

Offers choice of straight or right-angle interlock switches for use with PICO-GUARD controllers in personnel safety and equipment-protection applications
Provides compact, non-contact, easy-to-install interlocks switches for doors, guards, gates and covers
Offers choice of impact-resistant polycarbonate plastic with either right-angle or in-line lens
Available in impact- and chemically resistant 316 stainless steel with a 12 mm threaded barrel
Offers choice of integral or cut-to-length plastic fiber, depending on model
Allows use of multiple interlock pairs per optical channel, depending on model and fiber length
Eliminates electrical wires and expensive electrical wiring for easy installation
Meets all requirements for Type 4 per IEC 61496-2 and Safety Category 4 per ISO 13849-1 applications
Designed to ATEX, FM and CSA approval for use in explosive environments
Has an environmental rating of IEC IP67
Installs easily with integral mounting holes or optional brackets
Offers optional attenuator for reducing excess gain in short-run applications
Offer splices for easily connecting two fiber sections

Operating Range	SFI-S1 and SFI-M12 models: 1 mm = ±10 mm 25 mm = ±11 mm 50 mm = ±12 mm SFI-R1 models: 1 mm = ±11 mm 25 mm = ±21 mm 50 mm = ±33 mm
Mounting	SFI-S and SFI-R models:holes for M4 (#10) screws (not included) SFI-M12 models:Two M12 x 1.25 nuts (provided)
Construction	SFI-S and SFI-R models:polycarbonate plastic housing and window; acrylic lens SFI-M12 models:316 stainless-steel housing, glass window, PTFE fluoropolymer-sheathed plastic fiber
Environmental Rating	IEC IP67
Operating Conditions	Temperature:0° to +70° C Relative humidity:95%