Product Category

Single-beam Safety Sensor


Detects Intrusions into Hazardous Areas with a Single Beam and Complies with International Safety Standards.




Sensor type

Through-beam models

Safety category

See Applicable standards.

Standard sensing object

Opaque object: 18 mm in diameter or greater

Lens diameter

Diameter 6.7 mm/diameter 9 mm

Sensing distance

0.2 to 3 m

Response time (under stable light
 incident condition)

1.0 ms (E3ZS only)

Startup waiting time

100 ms

Power supply voltage (Vs)

12 to 24 VDC±10% (ripple p-p 10% max.) *1

Current consumption (no load)

Emitter: 15 mA max.
 Receiver: 20 mA max.

Light source (emitted wavelength)

Red LED (660 nm)

Effective aperture angle (EAA)

±5° (at 3 m)

Control output

PNP transistor output, load current: 100 mA max.
 OFF current: 0.5 mA max.
 Minimum current used: 1 mA
 Residual voltage: 1 V max. (when load current is less than 10 mA)
 Residual voltage: 2 V max. (when load current is between 10 mA and 100 mA)
 (except for voltage drop due to cable extension)

Output operation mode

Light-ON *

Input voltage

22.5 to 24 VDC: Emitter OFF (source current: 3 mA max.)
 Open or 0 to 2.5 V: Emitter ON (leakage current: 0.1 mA max.)


Emitter: Emitting (orange)
 Receiver: Operation (orange), Stable (green)

Test functions

External test (light emission stop function by test input)

Connection method

Pre-wired cable (2 m)

Protective circuits

Power supply/output reverse connection protection, load short-circuit protection

Ambient temperature

Operating: -10 to 55°C
 Storage: -10 to 70°C
 (with no icing or condensation)

Ambient humidity

Operating: 35% to 85%, storage: 35% to 95% (with no icing or condensation)

Ambient operating light intensity

Incandescent lamp: 3000 lx max (light intensity on the receiver surface).
 Sunlight: 10,000 lx max (light intensity on the receiver surface).

Insulation resistance

20 MΩ min. (at 500 VDC)

Dielectric strength

1000 VAC 50/60 Hz 1 min

Degree of protection

IP67 (IEC standard)


Operating limit

5 to 150 Hz, 7 mm double amplitude/ 1 G acceleration, 10 sweeps for each X, Y,
 and Z directions (IEC TR 60721-4-3 Class 3M4)


10 to 55 Hz, 1.5 mm double amplitude, 2 hours for each X, Y and Z directions


Operating limit

15 G acceleration, 6 ms pulse duration, 100 time for each direction of 3 mutually
 perpendicular axes (600 in total) (IEC TR 60721-4-3 Class 3M4)


500 m/s2 (approx. 50 G), 3 times for each X, Y, and Z directions


Case: Polybutylene terephthalate

Weight (packed state)

Approx. 120 g (for one set including 2-m cable)


Operation manual


Sensor only

IEC 60947-5-3 (PDDB)
 EN ISO13849-1 (PLc/Safety Category 1)

Sensor connected to
 safety controller

IEC (EN) 61496-1 Type2 ESPE
 IEC (EN) 61496-2 Type2 AOPD
 EN ISO13849-1 (PLc/Safety Category 2)

Note: Connect the Sensor to a safety controller conforming to related standards to use it as a safety device or as part of a safety system.
 * Depending on the wiring, this may turn ON when light is interrupted.
    For your safety, be sure to connect the pink receiver wire (mode selection input) to 24 VDC to turn ON when light is incident.