WT18X-3P920

WT18X-3P920

Small photoelectric sensors
W18-3 Ex

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Liên hệ:

SKU: WT18X-3P920 Danh mục: Photoelectric sensors Thẻ: 1029901, WT18X-3P920

Mô tả

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

¹⁾ Object with 90% remission (based on standard white, DIN 5033).
²⁾ Average service life: 100,000 h at T_U = +25 °C.

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	300 g
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⁾ Conformity with directives. Explosion prevention: Directive 2014/34/EX/EU.

Classifications

eCl@ss 5.0	27270904
eCl@ss 5.1.4	27270904
eCl@ss 6.0	27270904
eCl@ss 6.2	27270904
eCl@ss 7.0	27270904
eCl@ss 8.0	27270904
eCl@ss 8.1	27270904
eCl@ss 9.0	27270904
eCl@ss 10.0	27270904
eCl@ss 11.0	27270904
eCl@ss 12.0	27270903
ETIM 5.0	EC002719
ETIM 6.0	EC002719
ETIM 7.0	EC002719
ETIM 8.0	EC002719
UNSPSC 16.0901	39121528

Technical drawings

Connection type

Connection diagram Cd-083

Characteristic curve WT18-3 (Ex), infraret, 1,000 mm

Sensing range diagram WT18-3 (Ex), infraret, 1,000 mm

Dimensional drawing WT18-3 Ex

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