Product Model
WTB4SP-22161220A00

Selling Points
- 1High Sensitivity: Detects objects as small as 0.1 mm at 70 mm distance.
- 2Background Suppression: Adjustable switching threshold for optimal performance.
- 3Compact Design: Slim dimensions (12.1 mm x 41.9 mm x 18.6 mm) for easy integration.
- 4Robust Construction: IP66 and IP67 enclosure ratings for harsh environments.
- 5Versatile Connectivity: Male connector M8, 4-pin with digital output for various applications.
Technical Specifications
Detailed engineering parameters based on manufacturer documentation
Parameter | Value | Parameter | Value |
---|---|---|---|
Functional principle | Photoelectric proximity sensor | Functional principle detail | Background suppression, NarrowBeam |
Sensing range_Sensing range min. | 4 mm | Sensing range_Sensing range max. | 130 mm |
Sensing range_Adjustable switching threshold for background suppression | 10 mm ... 130 mm | Sensing range_Reference object | Object with 90% remission factor (complies with standard white according to DIN 5033) |
Sensing range_Minimum distance between set sensing range and background (black 6% / white 90%) | 0.5 mm, At 70 mm distance | Sensing range_Recommended sensing range for the best performance | 20 mm ... 90 mm |
Emitted beam_Light source | PinPoint LED | Emitted beam_Type of light | Visible red light |
Emitted beam_Shape of light spot | Point-shaped | Emitted beam_Light spot size (distance) | 1.8 mm (70 mm) |
Emitted beam_Maximum dispersion of the emitted beam around the standardized transmission axis (squint angle) | < +/- 1.5° (at Ta = +23 °C) | Focus position | 70 mm |
Key LED figures_Normative reference | EN 62471:2008-09 | IEC 62471:2006, modified | Key LED figures_LED risk group marking | Free group |
Key LED figures_Wave length | 635 nm | Key LED figures_Average service life | 100,000 h at Ta= +25 °C |
Smallest detectable object (MDO) typ. | 0.1 mm (At 70 mm distance) | Smallest detectable object (MDO) typ. | Object with 90% remission factor (complies with standard white according to DIN 5033) |
Adjustment_Teach-Turn adjustment | BluePilot: For setting the sensing range | Adjustment_IO-Link | For configuring the sensor parameters and Smart Task functions |
Indication_LED blue | BluePilot: sensing range indicator | Indication_LED green | Operating indicatorStatic on: power onFlashing: IO-Link mode |
Indication_LED yellow | Status of received light beamStatic on: object presentStatic off: object not present | Special applications | Detecting uneven, shiny objects, Detection of poorly remitting and tilted objects |
IO-Link_Data transmission rate | COM2 (38,4 kBaud) | IO-Link_Cycle time | 2.3 ms |
IO-Link_Process data length | 16 Bit | IO-Link_Process data structure | Bit 0 = switching signal QL1 |
IO-Link | Bit 1 = switching signal QL2 | IO-Link | Bit 2 ... 15 = Current receiver level (live) |
IO-Link_VendorID | 26 | IO-Link_DeviceID HEX | 0x80031C |
IO-Link_DeviceID DEC | 8389404 | IO-Link_Supported DeviceIDs for predecessor DEZ models | 8388818 |
IO-Link_Compatible master port type | A | IO-Link_SIO mode support | Yes |
Supply voltage UB | 10 V DC ... 30 V DC | Ripple | ≤ 5 V |
Usage category | DC-12 (According to EN 60947-5-2)#!#DC-13 (According to EN 60947-5-2) | Current consumption | ≤ 20 mA, without load. At U#!#= 24 V |
Protection class | III | Digital output_Number | 2 |
Digital output_Type | Push-pull: PNP/NPN | Digital output_Switching mode | Light/dark switching |
Digital output_Signal voltage PNP HIGH/LOW | Approx. UB-2.5 V / 0 V | Digital output_Signal voltage NPN HIGH/LOW | Approx. UB/ < 2.5 V |
Digital output_Output current Imax. | ≤ 100 mA | Digital output_Circuit protection outputs | Reverse polarity protected |
Digital output | Overcurrent protected | Digital output | Short-circuit protected |
Digital output_Response time | ≤ 500 µs | Digital output_Repeatability (response time) | 150 µs |
Digital output_Switching frequency | 1,000 Hz | Pin/Wire assignment_Function of pin 4/black (BK) | Digital output, light switching, object present → output QL1HIGH, IO-Link communication C2) |
Pin/Wire assignment_Function of pin 4/black (BK) – detail | The pin 4 function of the sensor can be configured, Additional possible settings via IO-Link | Pin/Wire assignment_Function of pin 2/white (WH) | Digital output, dark switching, object present → output ǬL1LOW2) |
Pin/Wire assignment_Function of pin 2/white (WH) – detail | The pin 2 function of the sensor can be configured, Additional possible settings via IO-Link | Housing | Rectangular |
Design detail | Slim | Dimensions (W x H x D) | 12.1 mm x 41.9 mm x 18.6 mm |
Connection | Male connector M8, 4-pin | Material_Housing | Plastic, VISTAL® |
Material_Front screen | Plastic, PMMA | Material_Male connector | Plastic, VISTAL® |
Maximum tightening torque of the fixing screws | 0.4 Nm | Smart Task name | Base logics |
Logic function | Direct#!#AND#!#OR | Timer function | Deactivated#!#Switch-on delay#!#Off delay#!#ON and OFF delay#!#Impulse (one shot) |
Inverter | Yes | Switching frequency | SIO Logic: 900 Hz |
Response time | SIO Logic: 550 µs | Repeatability | SIO Logic: 200 µs |
Switching signal_Switching signal QL1 | Switching output | Switching signal_Switching signal ǬL1 | Switching output |
Device temperature_Measuring range | Very cold, cold, moderate, warm, hot | Device status | Yes |
Detailed device status | Yes | Operating hour counter | Yes |
Operating hours counter with reset function | Yes | Quality of teach | Yes |
Specifications may be subject to change without notice