E3FA, E3RA, E3FB, E3RB

Photoelectric Sensors

A new generation in sensing performance

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last update: October 27, 2025

Straight type (E3FA/E3FB)

Sensing method			Through-beam		Retro-reflective with MSR function	Coaxial Retro- reflective with MSR function
Model	NPN output	Pre-wired	E3F[]-TN11 2M	E3FA-TN12 2M	E3F[]-RN11 2M	E3F[]-RN12 2M
	NPN output	M12 Connector	E3F[]-TN21	E3FA-TN22	E3F[]-RN21	E3F[]-RN22
	PNP output	Pre-wired	E3F[]-TP11 2M	E3FA-TP12 2M	E3F[]-RP11 2M	E3F[]-RP12 2M
	PNP output	M12 Connector	E3F[]-TP21	E3FA-TP22	E3F[]-RP21	E3F[]-RP22
Sensing distance			20 m	15 m	0.1 to 4 m (with E39-R1S)	0 to 500 mm (with E39-R1S)
Spot diameter (reference value)			—
Standard sensing object			Opaque: 7 mm dia.min.		Opaque: 75 mm dia.min.
Differential travel			—
Directional angle			2° min.
Light source (wavelength)			Red LED (624 nm)	Infrared LED (850 nm)	Red LED (624 nm)
*Power supply voltage 1**			10 to 30 VDC (include voltage ripple of 10%(p-p) max.)
Current consumption			40 mA max. (Emitter 25 mA max. Receiver 15 mA max.)		25 mA max.
Control output			NPN/PNP (open collector) Load current: 100 mA max. (Residual voltage: 3 V max.), Load power supply voltage: 30 VDC max. *2
Operation mode			Light-ON/Dark-ON selectable by wiring
Indicator			Operation indicator (orange) Stability indicator (green) Power indicator (green): only Emitter of Through-beam
Protection circuits			Power supply reverse polarity protection, Output short-circuit protection, and Output reverse polarity protection
Response time			0.5 ms
Sensitivity adjustment			One-turn adjuster
Ambient illumination (Receiver side)			Incandescent lamp: 3,000 lx max./Sunlight: 10,000 lx max.
Ambient temperature range *3			Pre-wired Models Operating: -25 to 55°C/Storage: -40 to 70°C (with no icing or condensation) M12 Connector Models Operating: -40 to 55°C/Storage: -40 to 70°C (with no icing or condensation)
Ambient humidity range			Operating: 35 to 85%/Storage: 35 to 95% (with no condensation)
Insulation resistance			20 MΩ min. at 500 VDC
Dielectric strength			1,000 VAC at 50/60 Hz for 1 min. between current-carrying parts and case
Vibration resistance			Destruction: 10 to 55 Hz, 1.5 mm double amplitude for 2 hours each in X, Y and Z directions
Shock resistance			Destruction: 500 m/s² 3 times each in X, Y and Z directions
Degree of protection			IEC: IP67, DIN 40050-9: IP69K *4
Weight (packed state/ only sensor)	Pre-wired cable (2M)		E3FA: Approx. 110 g/Approx. 50 g, respectively, E3FB: Approx. 175 g/Approx. 65 g, respectively		E3FA: Approx. 60 g/Approx. 50 g, E3FB: Approx. 95 g/Approx. 65 g
Weight (packed state/ only sensor)	Connector		E3FA: Approx. 30 g/Approx. 10 g, respectively, E3FB: Approx. 85 g/Approx. 20 g, respectively		E3FA: Approx. 20 g/Approx. 10 g, E3FB: Approx. 50 g/Approx. 20 g
Material	Case		E3FA: ABS, E3FB: Nickel-brass
	Lens and Display		PMMA
	Adjuster		POM
	Nut		E3FA: POM, E3FB: Nickel-brass
Accessories			Instruction sheet M18 nuts (4 pcs)		Instruction sheet M18 nuts (2 pcs)

Note: 1. Altitude: Up to 2,000 m, Pollution degree: 3, Enclosure type: Type1.
*1. UL power supply voltage rating is 10 to 26.4 VDC.
*2. UL load power supply voltage rating is 26.4 VDC max.
*3. UL temperature rating is 40°C maximum in operation.
*4. IP69K Degree of Protection Specifications
IP69K is a protection specification stipulated by DIN 40050 Part 9 of the German standards.
The test item is sprayed with 80°C water from a nozzle of a specified shape at a water pressure of 80 to 100 bar. The amount of water is 14 to 16 liters per minute.
The distance between the test item and the nozzle is 10 to 15 cm. The water is discharged at angles of 0°, 30°, 60°, and 90° from the horizontal plane for 30 seconds at each angle while the test item is rotated horizontally.

Sensing method			Diffuse-reflective
Model	NPN output	Pre-wired	E3F[]- DN11 2M	E3F[]- DN12 2M	E3F[]- DN13 2M	E3FA- DN14 2M	E3FA- DN15 2M	E3FA- DN16 2M
	NPN output	M12 Connector	E3F[]- DN21	E3F[]- DN22	E3F[]- DN23	E3FA- DN24	E3FA- DN25	E3FA- DN26
	PNP output	Pre-wired	E3F[]- DP11 2M	E3F[]- DP12 2M	E3F[]- DP13 2M	E3FA- DP14 2M	E3FA- DP15 2M	E3FA- DP16 2M
	PNP output	M12 Connector	E3F[]- DP21	E3F[]- DP22	E3F[]- DP23	E3FA- DP24	E3FA- DP25	E3FA- DP26
Sensing distance			100 mm (white paper: 300 × 300 mm)	300 mm (white paper: 300 × 300 mm)	1 m (white paper: 300 × 300 mm)	100 mm white paper: 300 × 300 mm)	300 mm (white paper: 300 × 300 mm)	1 m (white paper: 300 × 300 mm)
Spot diameter (reference value)			40 × 45 mm Sensing distance of 100 mm	40 × 50 mm Sensing distance of 300 mm	120 × 150 mm Sensing distance of 1 m	40 × 45 mm Sensing distance of 100 mm	40 × 50 mm Sensing distance of 300 mm	120 × 150 mm Sensing distance of 1 m
Standard sensing object			--
Differential travel			20% max.
Directional angle			--
Light source (wavelength)			Red LED (624 nm)			Infrared LED (850 nm)
*Power supply voltage 1**			10 to 30 VDC (include voltage ripple of 10%(p-p) max.)
Current consumption			25 mA max.
Control output			NPN/PNP (open collector) Load current: 100 mA max. (Residual voltage: 3 V max.), Load power supply voltage: 30 VDC max. *2
Operation mode			Light-ON/Dark-ON selectable by wiring
Indicator			Operation indicator (orange) Stability indicator (green)
Protection circuits			Power supply reverse polarity protection, Output short-circuit protection, and Output reverse polarity protection
Response time			0.5 ms
Sensitivity adjustment			One-turn adjuster
Ambient illumination (Receiver side)			Incandescent lamp: 3,000 lx max./Sunlight: 10,000 lx max.
*Ambient temperature range 3**			Pre-wired Models Operating: -25 to 55°C/Storage: -40 to 70°C (with no icing or condensation) M12 Connector Models Operating: -40 to 55°C/Storage: -40 to 70°C (with no icing or condensation)
Ambient humidity range			Operating: 35 to 85%/Storage: 35 to 95% (with no condensation)
Insulation resistance			20 MΩ min. at 500 VDC
Dielectric strength			1,000 VAC at 50/60 Hz for 1 min. between current-carrying parts and case
Vibration resistance			Destruction: 10 to 55 Hz, 1.5 mm double amplitude for 2 hours each in X, Y and Z directions
Shock resistance			Destruction: 500 m/s² 3 times each in X, Y and Z directions
Degree of protection			IEC: IP67, DIN 40050-9: IP69K *4
Weight (packed state/ only sensor)	Pre-wired cable (2M)		E3FA: Approx. 60 g/Approx. 50 g, E3FB: Approx. 95 g/Approx. 65 g
Weight (packed state/ only sensor)	Connector		E3FA: Approx. 20 g/Approx. 10 g, E3FB: Approx. 50 g/Approx. 20 g
Material	Case		E3FA: ABS, E3FB: Nickel-brass
	Lens and Display		PMMA
	Adjuster		POM
	Nut		E3FA: POM, E3FB: Nickel-brass
Accessories			Instruction sheet M18 nuts (2 pcs)

Sensing method			BGS (Background suppression)		Limited distance reflective	Transparent detected with P-opaquing function
Model	NPN output	Pre-wired	E3F[]-LN11 2M	E3F[]-LN12 2M	E3F[]-VN11 2M	E3F[]-BN11 2M	E3F[]-BN12 2M
	NPN output	M12 Connector	E3F[]-LN21	E3F[]-LN22	E3F[]-VN21	E3F[]-BN21	E3F[]-BN22
	PNP output	Pre-wired	E3F[]-LP11 2M	E3F[]-LP12 2M	E3F[]-VP11 2M	E3F[]-BP11 2M	E3F[]-BP12 2M
	PNP output	M12 Connector	E3F[]-LP21	E3F[]-LP22	E3F[]-VP21	E3F[]-BP21	E3F[]-BP22
Sensing distance			100 mm (white paper: 300 × 300 mm)	200 mm (white paper: 300 × 300 mm)	10 to 50 mm (glass (t = 1.0 mm): 150 × 150 mm)	100 to 500 mm (with E39-RP1)	0.1 to 2 m (with E39-RP1)
Spot diameter (reference value)			10 × 10 mm Sensing distance of 100 mm	10 × 15 mm Sensing distance of 200 mm	10 × 10 mm Sensing distance of 50 mm	--
Standard sensing object			--			glass(t = 1.0 mm): 150 × 150 mm
Differential travel			20% max.		--
Directional angle			--
Light source (wavelength)			Red LED (624 nm)
*Power supply voltage 1**			10 to 30 VDC (include voltage ripple of 10%(p-p) max.)
Current consumption			25 mA max.
Control output			NPN/PNP (open collector) Load current: 100 mA max. (Residual voltage: 3 V max.), Load power supply voltage: 30 VDC max. *2
Operation mode			Light-ON/Dark-ON selectable by wiring
Indicator			Operation indicator (orange) Stability indicator (green) Power indicator (green): only Emitter of Through-beam
Protection circuits			Power supply reverse polarity protection, Output short-circuit protection, and Output reverse polarity protection
Response time			0.5 ms
Sensitivity adjustment			Fixed		One-turn adjuster
Ambient illumination (Receiver side)			Incandescent lamp: 3,000 lx max./Sunlight: 10,000 lx max.
*Ambient temperature range 3**			Pre-wired Models Operating: -25 to 55°C/Storage: -40 to 70°C (with no icing or condensation) M12 Connector Models Operating: -40 to 55°C/Storage: -40 to 70°C (with no icing or condensation)
Ambient humidity range			Operating: 35 to 85%/Storage: 35 to 95% (with no condensation)
Insulation resistance			20 MΩ min. at 500 VDC
Dielectric strength			1,000 VAC at 50/60 Hz for 1 min. between current-carrying parts and case
Vibration resistance			Destruction: 10 to 55 Hz, 1.5 mm double amplitude for 2 hours each in X, Y and Z directions
Shock resistance			Destruction: 500 m/s² 3 times each in X, Y and Z directions
Degree of protection			IEC: IP67, DIN 40050-9: IP69K *4
Weight (packed state/ only sensor)	Pre-wired cable (2M)		E3FA: Approx. 60 g/Approx. 50 g, E3FB: Approx. 95 g/Approx. 65 g
Weight (packed state/ only sensor)	Connector		E3FA: Approx. 20 g/Approx. 10 g, E3FB: Approx. 50 g/Approx. 20 g
Material	Case		E3FA: ABS, E3FB: Nickel-brass
	Lens and Display		PMMA
	Adjuster		POM
	Nut		E3FA: POM, E3FB: Nickel-brass
Accessories			Instruction sheet M18 nuts (2 pcs)

Note: 1. Altitude: Up to 2,000 m, Pollution degree: 3, Enclosure type: Type1.
*1. UL power supply voltage rating is 10 to 26.4VDC.
*2. UL load power supply voltage rating is 26.4 VDC max.
*3. UL temperature rating is 40°C maximum in operation.
*4. IP69K Degree of Protection Specifications
IP69K is a protection specification stipulated by DIN 40050 Part 9 of the German standards.
The test item is sprayed with 80°C water from a nozzle of a specified shape at a water pressure of 80 to 100 bar. The amount of water is 14 to 16 liters per minute.
The distance between the test item and the nozzle is 10 to 15 cm. The water is discharged at angles of 0°, 30°, 60°, and 90° from the horizontal plane for 30 seconds at each angle while the test item is rotated horizontally.

Radial type (E3RA/E3RB)

Sensing method			Through- beam	Retro- reflective with MSR function	Diffuse-reflective
Model	NPN output	Pre-wired	E3R[]-TN11 2M	E3R[]-RN11 2M	E3R[]-DN11 2M	E3R[]-DN12 2M	E3R[]-DN13 2M
	NPN output	M12 Connector	E3R[]-TN21	E3R[]-RN21	E3R[]-DN21	E3R[]-DN22	E3R[]-DN23
	PNP output	Pre-wired	E3R[]-TP11 2M	E3R[]-RP11 2M	E3R[]-DP11 2M	E3R[]-DP12 2M	E3R[]-DP13 2M
	PNP output	M12 Connector	E3R[]-TP21	E3R[]-RP21	E3R[]-DP21	E3R[]-DP22	E3R[]-DP23
Sensing distance			15 m	0.1 to 3 m (with E39-R1S)	100 mm (white paper: 300 × 300 mm)	300 mm (white paper: 300 × 300 mm)	700 mm (white paper: 300 × 300 mm)
Spot diameter (reference value)			--		35 × 40 mm Sensing distance of 100 mm	40 × 45 mm Sensing distance of 300 mm	90 × 120 mm Sensing distance of 700 mm
Standard sensing object			Opaque: 7 mm dia. min.	Opaque: 75 mm dia. min.	--
Differential travel			--		20% max.
Directional angle			2° min.		--
Light source (wavelength)			Red LED (624 nm)
*Power supply voltage 1**			10 to 30 VDC (include voltage ripple of 10%(p-p) max.)
Current consumption			40mA max. (Emitter 25 mA max. Receiver 15 mA max.)	25 mA max.
Control output			NPN/PNP (open collector) Load current: 100 mA max. (Residual voltage: 2 V max.), Load power supply voltage: 30 VDC max. *2
Operation mode			Light-ON/Dark-ON selectable by wiring
Indicator			Operation indicator (orange) Stability indicator (green) Power indicator (green): only Emitter of Through-beam
Protection circuits			Power supply reverse polarity protection, Output short-circuit protection, and Output reverse polarity protection
Response time			0.5 ms
Sensitivity adjustment			One-turn adjuster
Ambient illumination (Receiver side)			Incandescent lamp: 3,000 lx max./Sunlight: 10,000 lx max.
*Ambient temperature range 3**			Pre-wired Models Operating: -25 to 55°C/Storage: -40 to 70°C (with no icing or condensation) M12 Connector Models Operating: -40 to 55°C/Storage: -40 to 70°C (with no icing or condensation)
Ambient humidity range			Operating: 35 to 85%/Storage: 35 to 95% (with no condensation)
Insulation resistance			20 MΩ min. at 500 VDC
Dielectric strength			1,000 VAC at 50/60 Hz for 1 min. between current-carrying parts and case
Vibration resistance			Destruction: 10 to 55 Hz, 1.5 mm double amplitude for 2 hours each in X, Y and Z directions
Shock resistance			Destruction: 500 m/s² 3 times each in X, Y and Z directions
Degree of protection			IEC: IP67, DIN 40050-9: IP69K *4
Weight (packed state/ only sensor)	Pre-wired cable (2M)		E3RA: Approx. 110 g/ Approx. 50 g, respectively, E3RB: Approx. 175 g/ Approx. 65 g, respectively	E3RA: Approx. 60 g/Approx. 50 g, E3RB: Approx. 95 g/Approx. 65 g
Weight (packed state/ only sensor)	Connector		E3RA: Approx. 30 g/ Approx. 10 g, respectively, E3RB: Approx. 85 g/ Approx. 20 g, respectively	E3RA: Approx. 20 g/Approx. 10 g, E3RB: Approx. 50 g/Approx. 20 g
Material	Case		E3RA: ABS, E3RB: Nickel-brass
	Lens and Display		PMMA
	Adjuster		POM
	Nut		E3RA: POM, E3RB: Nickel-brass
Accessories			Instruction sheet M18 nuts (4 pcs)	Instruction sheet M18 nuts (2 pcs)

Note: 1. Altitude: Up to 2,000 m, Pollution degree: 3, Enclosure type: Type1.
*1. UL power supply voltage rating is 10 to 26.4VDC.
*2. UL load power supply voltage rating is 26.4 VDC max.
*3. UL temperature rating is 40°C maximum in operation.
*4. IP69K Degree of Protection Specifications
IP69K is a protection specification stipulated by DIN 40050 Part 9 of the German standards.
The test item is sprayed with 80°C water from a nozzle of a specified shape at a water pressure of 80 to 100 bar. The amount of water is 14 to 16 liters per minute.
The distance between the test item and the nozzle is 10 to 15 cm. The water is discharged at angles of 0°, 30°, 60°, and 90° from the horizontal plane for 30 seconds at each angle while the test item is rotated horizontally.

last update: October 27, 2025

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E3FA, E3RA, E3FB, E3RB

A new generation in sensing performance

Straight type (E3FA/E3FB)

Radial type (E3RA/E3RB)

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