Add To Cart
share
SICK WTB27X-3P1811 Overview
WTB27X-3P1811 Photoelectric Proximity Switch
SICK WTB27X-3P1811 Description
- Marking: EX II 3D IP67 T70C, EX II 3G EEx nA II T4 X according to Directive 94/9/EC (ATEX)
- Corresponds to 3D/3G category
- Conform with standards and ready-to-install: Sensor + protective housing (stainless steel 1.4301)
- Large scanning distances with IR LED
- Precise background suppression with no scanning distance drift
- Reliable operation in industrial environments - with ambient light, optical reflections and when devices are mounted opposite one another
- Ready-to-install sensors conform with the 3G/3D category for explosive zones (ATEX)
- Very precise detection with no scanning distance drift in case of vibrations
- Less downtime due to ASIC chip technology by SICK
- Reliable in operation with ambient light, optical reflections, and when devices are mounted opposite one another
Your benefits
| Features | |
| Dimensions (W x H x D):: | 31.4 mm x 112.3 mm x 70.4 mm |
| Sensing range max.: | 30 mm ... 1,600 mm 1) |
| Sensing range: | 100 mm ... 1,600 mm |
| Housing desig (light emission): | Cuboid |
| Light source: | LED 2) |
| Type of light: | Infrared light |
| Wave length: | 880 nm |
| Adjustment of operating distance: | Potentiometer |
| Sensor/detection principle: | Photoelectric proximity sensor, Background suppression |
| Light spot (distance): | 25 mm (800 mm) |
| 1) Object with 90 % reflectance (referred to standard white DIN 5033) 2) Average service life 100,000 h at Ta = +25 C | |
| Mechanics/electronics | |
| Enclosure rating: | IP 67 |
| Supply voltage: | 10 V DC ... 30 V DC 1) |
| Residual ripple: | ≤ 5 Vpp 2) |
| Power consumption: | ≤ 40 mA 3) |
| Switching output: | PNP, light/dark-switching, Complementary |
| Output current Imax.: | ≤ 100 mA |
| Response time: | ≤ 1.5 ms 4) |
| Switching frequency: | 350 Hz 5) |
| Connection type: | Cable, 4-wire 10 m 6) |
| Cable material: | PVC |
| Protection class: | II 7) |
| Circuit protection: | A B C 8) 9) 10) |
| Weight: | 750 g |
| Housing material: | ABS, Stainless steel 1.4301 |
| Optics material: | PMMA |
| Ambient temperature, operation: | -20 C ... 50 C |
| Ambient temperature, storage: | -40 C ... 75 C |
| Signal voltage PNP HIGH / LOW: | approx. VS - 2.5 V / 0 V |
| Ex marking (ATEX): | EX II 3D IP67 T70 C Ex II 3G EEx nA II T4 X |
| Hazardous area category: | 3D, 3G |
| 1) Limit values, operation in short-circuit protected network max. 8 A 2) May not exceed or fall short of VS 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) Reference voltage 50 V DC 8) A = VS connections reverse-polarity protected 9) B = inputs and output reverse-polarity protected 10) C = interference suppression | |
Contact Us
Hot Products