Liquid Leak / Liquid Detection Fiber

These Fibers correspond to various liquid events, from the contact (wetted) type to the pipe mounting type and up to leak detection. These Fibers are excellent at detecting the upper and lower limits of liquid surface level applications.

Models table for series Liquid Leak / Liquid Detection Fiber
Part No.	Datasheet	Sensing Mode	Fiber Type	Fiber Head Dia	Fiber Head Length	With Sleeve	Beam Direction	Fiber Cable Length	Allowable Bending Radius	Free-Cut	Semi-Custom	Mounting Lens	Mounting Protective Tube	Applications	Environmental Resistance: Protection	Environmental Resistance: Ambient Temperature (Max.)	Environmental Resistance: Ambient Temperature (Min.)
FD-F41Y		Reflective type	Contact type, Liquid level sensing	dia. 4 mm		No	Top-view	2 m	Protective tube: R20 mm Fiber: R10 mm	Available	Fiber length change	Not available	Not available	Liquid level sensing	IP68G	70 degrees	-40 degrees
FD-F8Y		Reflective type	Contact type, Liquid level sensing	dia. 6 mm		No	Top-view	2 m	Protective tube: R40 mm Fiber: R15 mm	Available		Not available	Not available	Liquid level sensing	IP68	125 degrees	-40 degrees
FD-F41		Reflective type	Pipe-mountable type, Liquid level sensing		W25 x H13 x D20 mm	No	Top-view	2 m	R10 mm	Available	Fiber length change	Not available	Not available	Liquid level sensing		100 degrees	-40 degrees
FD-HF40Y		Reflective type	Contact type, Liquid level sensing	dia. 4 mm		No	Top-view	2 m	Protective tube: R20 mm Fiber: R10 mm	Available	Fiber length change	Not available	Not available	Liquid level sensing	IP68G	105 degrees	-40 degrees
FD-FA93		Reflective type	Pipe-mountable type, Liquid sensing		W6.5 x H28.3 x D17 mm	No	Top-view	2 m	R4 mm	Available	Fiber length change	Not available	Not available	Liquid leak detection / Liquid sensing	IP40	70 degrees	-40 degrees
FD-F71		Reflective type	Contact type, Liquid leak detection		W20 x H30 x D10 mm	No	Top-view	5 m	R4 mm	Available	Fiber length change, Extended protective tube	Not available	Not available	Liquid leak detection / Liquid sensing	IP67	60 degrees	-20 degrees
FT-F93		Thru-beam type	Pipe-mountable type, Liquid sensing		W23 x H20 x D17 mm	No	Top-view	2 m	Protective tube: R20 mm Fiber: R2 mm	Available	Fiber length change, Extended protective tube	Not available	Not available	Liquid leak detection / Liquid sensing	IP40	60 degrees	-40 degrees
FD-F4		Reflective type	Pipe-mountable type, Liquid level sensing		W25 x H13 x D20 mm	No	Top-view	2 m	R10 mm	Available	Fiber length change	Not available	Not available	Liquid level sensing		100 degrees	-40 degrees

Models table for series Liquid Leak / Liquid Detection Fiber
Part No.	Datasheet	Sensing Mode	Fiber Type	Fiber Head Dia	Fiber Head Length	With Sleeve	Beam Direction	Fiber Cable Length	Allowable Bending Radius	Free-Cut	Semi-Custom	Mounting Lens	Mounting Protective Tube	Applications	Environmental Resistance: Protection	Environmental Resistance: Ambient Temperature (Max.)	Environmental Resistance: Ambient Temperature (Min.)
FD-F41Y		Reflective type	Contact type, Liquid level sensing	dia. 4 mm		No	Top-view	2 m	Protective tube: R20 mm Fiber: R10 mm	Available	Fiber length change	Not available	Not available	Liquid level sensing	IP68G	70 degrees	-40 degrees
FD-F8Y		Reflective type	Contact type, Liquid level sensing	dia. 6 mm		No	Top-view	2 m	Protective tube: R40 mm Fiber: R15 mm	Available		Not available	Not available	Liquid level sensing	IP68	125 degrees	-40 degrees
FD-F41		Reflective type	Pipe-mountable type, Liquid level sensing		W25 x H13 x D20 mm	No	Top-view	2 m	R10 mm	Available	Fiber length change	Not available	Not available	Liquid level sensing		100 degrees	-40 degrees
FD-HF40Y		Reflective type	Contact type, Liquid level sensing	dia. 4 mm		No	Top-view	2 m	Protective tube: R20 mm Fiber: R10 mm	Available	Fiber length change	Not available	Not available	Liquid level sensing	IP68G	105 degrees	-40 degrees
FD-FA93		Reflective type	Pipe-mountable type, Liquid sensing		W6.5 x H28.3 x D17 mm	No	Top-view	2 m	R4 mm	Available	Fiber length change	Not available	Not available	Liquid leak detection / Liquid sensing	IP40	70 degrees	-40 degrees
FD-F71		Reflective type	Contact type, Liquid leak detection		W20 x H30 x D10 mm	No	Top-view	5 m	R4 mm	Available	Fiber length change, Extended protective tube	Not available	Not available	Liquid leak detection / Liquid sensing	IP67	60 degrees	-20 degrees
FT-F93		Thru-beam type	Pipe-mountable type, Liquid sensing		W23 x H20 x D17 mm	No	Top-view	2 m	Protective tube: R20 mm Fiber: R2 mm	Available	Fiber length change, Extended protective tube	Not available	Not available	Liquid leak detection / Liquid sensing	IP40	60 degrees	-40 degrees
FD-F4		Reflective type	Pipe-mountable type, Liquid level sensing		W25 x H13 x D20 mm	No	Top-view	2 m	R10 mm	Available	Fiber length change	Not available	Not available	Liquid level sensing		100 degrees	-40 degrees