Features
Functional principle Photoelectric proximity sensor
Functional principle detail Background suppression
Actuator None, passive sensor head
Dimensions (W x H x D) 18 mm x 99.5 mm x 46 mm
Sensing range max. 300 mm … 900 mm
Sensing range 300 mm … 900 mm
Type of light Infrared light
Light source LED 1)
Light spot size (distance) Ø 40 mm (900 mm)
Adjustment Potentiometer
Special applications ZoneControl
1) Average service life: 100,000 h at TU = +25 °C.
Mechanics/electronics
Supply voltage UB 10 V DC … 30 V DC 1)
Ripple < 5 Vpp
2)
Current consumption 25 mA 3)
Switching output PNP
Switching mode Dark switching
Signal voltage PNP HIGH/LOW Approx. UV – < 2.0 V/0 V
1) Limit values.
2) May not fall below or exceed UV tolerances.
3) Without load and valve deenergized.
4) A = VS connections reverse-polarity protected.
5) C = interference suppression.
6) D = outputs overcurrent and short-circuit protected.
7) Reference voltage: 50 V DC.

Output current Imax. ≤ 100 mA
Switching frequency 250 Hz
Connection type Male connector M12, 4-pin
Circuit protection A 4)
C 5)
D 6)
Protection class II 7)
Weight 40 g
Housing material Plastic, ABS
Enclosure rating IP54
Ambient operating temperature –40 °C … +60 °C
Ambient temperature, storage –40 °C … +75 °C
UL File No. NRKH.E181493 & NRKH7.E181493
1) Limit values.
2) May not fall below or exceed UV tolerances.
3) Without load and valve deenergized.
4) A = VS connections reverse-polarity protected.
5) C = interference suppression.
6) D = outputs overcurrent and short-circuit protected.
7) Reference voltage: 50 V DC

SICK WL18-P630