WT18X-3P920S14

Small photoelectric sensors
W18-3 Ex

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SKU: WT18X-3P920S14 Danh mục: Photoelectric sensors Thẻ: 1029584, WT18X-3P920S14

Features

Functional principle	Photoelectric proximity sensor
Functional principle detail	Background suppression
Dimensions (W x H x D)	23.6 mm x 117 mm x 49.3 mm
Housing design (light emission)	Rectangular
Sensing range max.	10 mm … 1,000 mm ¹⁾
Sensing range	50 mm … 1,000 mm ¹⁾
Type of light	Infrared light
Light source	LED ²⁾
Light spot size (distance)	Ø 30 mm (600 mm)
Wave length	870 nm
Adjustment	Potentiometer, 4 turns
Special applications	Explosive areas

Mechanics/electronics

Supply voltage	10 V DC … 30 V DC ¹⁾
Ripple	< 5 V_pp ²⁾
Current consumption	55 mA ³⁾
Switching output	PNP
Switching mode	Light/dark switching
Output current I_max.	≤ 100 mA
Response time	< 700 µs ⁴⁾
Switching frequency	700 Hz ⁵⁾
Connection type	Cable with M12 male connector, 4-pin, 0.29 m ⁶⁾
Cable material	PVC
Circuit protection	A ⁷⁾ C ⁸⁾ D ⁹⁾
Weight	70 g
Special device	✔
Housing material	Plastic, ABS
Optics material	Plastic, PMMA
Enclosure rating	IP67
ATEX marking	Ex II 3G Ex nA op is IIB T4 Gc X Ex II 3D Ex tc IIIB T135°C Dc X In accordance with directive 2014/34 / EU ¹⁰⁾
Ex area category	3D, 3G
Ambient operating temperature	–20 °C … +50 °C
Ambient temperature, storage	–40 °C … +75 °C

¹⁾ Limit values when operated in short-circuit protected network: max. 8 A.
²⁾ May not exceed or fall below U_v tolerances.
³⁾ Without load.
⁴⁾ Signal transit time with resistive load.
⁵⁾ With light/dark ratio 1:1.
⁶⁾ Do not bend below 0 °C.
⁷⁾ A = V_S connections reverse-polarity protected.
⁸⁾ C = interference suppression.
⁹⁾ D = outputs overcurrent and short-circuit protected.
¹⁰⁾ To validate this protection class, the completeness of the protective housing has to be verified prior to commissioning and, if necessary, the protective housing has to be attached and installed by the operator.

Classifications