Schütz,Leistungsschalter,Solarwechselrichter,Stromzähler,Sensor,Encoder,SPS
The SICK WTB9-3P2461 is a compact background suppression photoelectric sensor from the W9 series, mit Bestellnummer 1049049. Mit Hintergrundunterdrückungsfunktion, Es unterscheidet zuverlässig Objekte vom Hintergrund und ist für raue Industrieumgebungen geeignet.
- Erklärung des Modellcodes
| Modellteil | Beschreibung |
| WTB9 | Basic model of W9 series diffuse-reflection photoelectric sensor, square housing |
| -3 | W9-3 sub-series, standard sensing distance (20–350 mm) |
| P | PNP output type |
| 24 | Light/dark switching function, komplementäre Ausgabe |
| 61 | Specific configuration code, M12-Stecker, Potentiometereinstellung, Hintergrundunterdrückung |
- Wichtige technische Spezifikationen
- Basic Features
| Artikel | Wert |
| Wahrnehmungsprinzip | Diffuse-reflection photoelectric sensor with background suppression |
| Erfassungsbereich | 20 mm … 350 mm (90% reflective object), 20 mm … 200 mm (6% reflective object) |
| Lichtquelle | Visible red light PinPoint LED, Wellenlänge 650 nm, Lebensdauer 100,000 Std. (@25°C) |
| Spotgröße | Ø4.5 mm (bei 75 mm), Ø6 mm (bei 200 mm), Ø6.5 mm (bei 400 mm) |
| Einstellung | Potentiometer, 5-turn adjustment |
- Elektrische Spezifikationen
| Artikel | Wert |
| Versorgungsspannung | 10 V DC … 30 In DC, ripple < 5 Vpp |
| Current consumption | 30 mA (keine Ladung) |
| Ausgabetyp | PNP, komplementäre Ausgabe, light/dark switching |
| Max. Ausgangsstrom | ≤ 100 mA (≤ 50°C), ≤ 50 mA (≥ 50°C) |
| Ansprechzeit | < 0.333 MS |
| Schaltfrequenz | 1,500 Hz (50% duty cycle) |
| Verbindung | 4-pin M12 male connector |
| Circuit protection | Polarity reversal protection, I/O protection, interference suppression |
- Mechanisch & Umgebungsparameter
| Artikel | Wert |
| Abmessungen (B×H×T) | 12.2 mm × 52.2 mm × 23.6 mm |
| Gewicht | 13 G |
| Gehäusematerial | VISTAL® plastic, lens material PMMA |
| Schutzklasse | IP66, IP67, IP69K |
| Betriebstemperatur | -40°C … +60°C |
| Lagertemperatur | -40°C … +75°C |
| Befestigungslöcher | M3, pitch 19.6 mm between two holes |
- Betriebsumgebung & Anwendungen
Geeignete Umgebung: Raue Industrieumgebungen, resistant to high-pressure washing (IP69K), Ideal zum Essen & Getränk, pharmazeutisch, packaging industries (ECOLAB certified)
Typische Anwendungen:
Presence detection and positioning on conveyor systems
Product counting and sorting in packaging machinery
Detection of small workpieces in confined spaces
Transparent object detection
Reliable object recognition against complex backgrounds
Checking for protrusions or misalignment
- Installation & Verdrahtung
Montage: Secured via two M3 mounting holes; recommended mounting bracket BEF-WN-W9-2 (order no. 2022855)
Verbindung: 4-pin M12 male connector
Pinbelegung: 1 (BN) = +V, 2 (WH) = Q (Ausgabe), 3 (DAS) = 0V, 4 (BK) = not used
Empfohlenes Kabel: YF2A14-050VB3XLEAX (5 M, 4-Draht, PVC, M12-Stecker)
- Ersatzmodelle & Series Information
- Replacement Models from SICK Same Series
| Modell | Hauptunterschied | Bestell-Nr. |
| WTB9-3P2261 | Keine Hintergrundausblendung | 1049047 |
| WTB9-3N2461 | NPN-Ausgang | 1049048 |
| WTB9L-3P2461 | Long sensing distance version | 1058231 |
| WTB9M4-3P2461 | Metal housing version | 1051891 |
- Alternative Modelle anderer Marken
| Marke | Modell | Wichtige Matching-Funktionen |
| Pepperl+Fuchs (P+F) | RL31-8-H-300-RT/73c/136 | Hintergrundunterdrückung, 300 mm-Bereich, PNP-Ausgang |
| OMRON | E3Z-D61 | Hintergrundunterdrückung, 200 mm-Bereich, PNP-Ausgang |
| Schneider Electric | XUDA30ANM12 | Hintergrundunterdrückung, 300 mm-Bereich, PNP-Ausgang |
- Main Product Types in W9 Series
WTB9-3 series: Diffuse Reflexion, Hintergrundunterdrückung, standard sensing distance
WL9-3 series: Retroreflektierend, auto-alignment, Fernerkennung
WSE9-3 series: Einweglichtschranke, hohe Zuverlässigkeit, ultra-long sensing distance
WTF9-3 series: Fiber optic amplifier for special detection scenarios
- Sicherheit & Zertifizierungen
Schutzklasse: IP66, IP67, IP69K
Safety class: Class III (SELV)
Zertifizierungen: CE, ECOLAB, cULus, China-RoHS, Photobiological safety (DIN EN 62471)
Safety parameters: MTTFD = 1,030 Jahre, DCavg = 0%, TM (Lebensdauer) = 20 Jahre
- Bestellung & Delivery
Standardmodell: WTB9-3P2461, Bestellnummer 1049049
Verpackung: Single unit packaging, standard delivery includes sensor only
Recommended accessories: BEF-WN-W9-2 mounting bracket (2022855), STE-1204-G connector (6009932)
Complete Model List of SICK W9 Series Photoelectric Sensors (with Order Numbers)
- Serienübersicht
The SICK W9 series consists of compact square photoelectric sensors with a rugged VISTAL® housing, with uniform dimensions of 12.2 mm × 52.2 mm × 23.6 mm (except metal housing versions). They feature IP66/IP67/IP69K protection and are designed for harsh industrial environments. They are divided into four categories by sensing principle: WTB9 diffuse-reflection (Hintergrundunterdrückung), WL9 retro-reflective (auto-alignment), WSE9 through-beam, and WTF9 fiber optic amplifiers.
- WTB9 Series (Diffuse-Reflection, Hintergrundunterdrückung)
Standard Sensing Distance Version (20-350 mm)
| Modell | Bestell-Nr. | Ausgabe | Verbindung | Einstellung | Notizen |
| WTB9-3P2261 | 1049047 | PNP | M8-Stecker | Potentiometer | Keine Hintergrundausblendung |
| WTB9-3P2461 | 1049049 | PNP | M12-Stecker | Potentiometer | Hintergrundunterdrückung (customer requested model) |
| WTB9-3N2461 | 1049053 | NPN | M12-Stecker | Potentiometer | Hintergrundunterdrückung |
| WTB9-3P3461 | 1049051 | PNP | Cable with M12 plug | Potentiometer | Hintergrundunterdrückung |
| WTB9-3N1161 | 1049052 | NPN | 4-wire cable | Potentiometer | Hintergrundunterdrückung |
| WTB9-3P2411 | 1049048 | PNP | M12-Stecker | Potentiometer | Different configuration code |
Long-Range Version (WTB9L, 25-300/400 mm)
| Modell | Bestell-Nr. | Ausgabe | Verbindung | Lichtquelle | Notizen |
| WTB9L-3P2261 | 1058230 | PNP | M8-Stecker | Laser | 25–300 mm range |
| WTB9L-3N2261 | 1062523 | NPN | M8-Stecker | Laser | 25–300 mm range |
| WTB9L-3P2461 | 1058231 | PNP | M12-Stecker | Laser | 25–400 mm range |
| WTB9L-3N2461 | 1062524 | NPN | M12-Stecker | Laser | 25–400 mm range |
| WTB9L-3P2291 | 1058229 | PNP | M8-Stecker | Laser | Spezielle Konfiguration |
| WTB9L-3N1191 | 1068515 | NPN | 4-wire cable | Laser | Spezielle Konfiguration |
Metal Housing Version (WTB9M4)
| Modell | Bestell-Nr. | Ausgabe | Verbindung | Merkmale |
| WTB9M4-3P2461 | 1051891 | PNP | M12-Stecker | Metallgehäuse, enhanced durability |
| WTB9M4L-3P2291 | 1058224 | PNP | M8-Stecker | Große Reichweite, Metallgehäuse |
| WTB9-3P3461S13 | 1050772 | PNP | Cable with plug | Special version |
Other Configurations
| Modell | Bestell-Nr. | Sonderfunktion |
| WTB9-3P2411 | 1049048 | Light/dark switching, komplementäre Ausgabe |
| WTB9-3N1111S14 | 1051889 | Spezielle Konfiguration |
- WL9 Series (Retro-Reflective, Auto-Alignment / Coaxial Optics)
Standard Range Version (0-4000 mm)
| Modell | Bestell-Nr. | Ausgabe | Verbindung | Einstellung | Notizen |
| WL9-3P2230 | 1049059 | PNP | M8-Stecker | Keiner | 0–4000 mm range |
| WL9-3P2430 | 1049062 | PNP | M12-Stecker | Keiner | 0–4000 mm range |
| WL9-3P2262 | 1049058 | PNP | M8-Stecker | Teach-in button | 0–400 mm range |
| WL9-3P2462 | 1049061 | PNP | M12-Stecker | Teach-in button | 0–400 mm range |
| WL9-3P3432 | 1049067 | PNP | Cable with plug | Teach-in button | 0–5000 mm range |
Long-Range Version (WL9L, 0-12000 mm)
| Modell | Bestell-Nr. | Ausgabe | Verbindung | Lichtquelle | Notizen |
| WL9L-3P2232 | 1058174 | PNP | M8-Stecker | Laser | 0–12000 mm range |
| WL9L-3P2432 | 1058175 | PNP | M12-Stecker | Laser | 0–12000 mm range |
Transparent Object Detection Version (WL9G)
| Modell | Bestell-Nr. | Ausgabe | Verbindung | Merkmale | Erfassungsbereich |
| WL9G-3P2432 | 1049083 | PNP | M12-Stecker | Transparent object detection | 0–5000 mm |
| WL9G-3N2432 | 1054152 | NPN | M12-Stecker | Transparent object detection | 0–5000 mm |
| WL9G-3E2432 | 1096364 | NPN | M12-Stecker | Transparent object detection | 0–5000 mm |
| WL9G-3N1234S02 | 1058701 | NPN | 4-wire cable | Transparent detection, 3000 Hz | 0–700 mm |
Metal Housing Version (WL9M4)
| Modell | Bestell-Nr. | Ausgabe | Verbindung | Merkmale | Erfassungsbereich |
| WL9M4-3N2232 | – | NPN | M8-Stecker | Metallgehäuse | 0–5000 mm |
| WL9M4G-3P2432 | – | PNP | M12-Stecker | Metallgehäuse, transparent detection | 0–5000 mm |
- WSE9 Series (Through-Beam)
Standardversion (0-10000 mm)
| Modell | Bestell-Nr. | Ausgabe | Verbindung | Notizen |
| WSE9-3P2430 | 1049077 | PNP | M12-Stecker | 0–10000 mm range |
| WSE9-3N2430 | 1049078 | NPN | M12-Stecker | 0–10000 mm range |
Long-Range Version (WSE9L, 0-60000 mm)
| Modell | Bestell-Nr. | Ausgabe | Verbindung | Lichtquelle | Notizen |
| WSE9L-3P2237 | 1058182 | PNP | M8-Stecker | Laser | 0–60000 mm range |
| WSE9L-3P2437 | 1058181 | PNP | M12-Stecker | Laser | 0–60000 mm range |
Compact Long-Range Version (WSE9LC)
| Modell | Bestell-Nr. | Ausgabe | Verbindung | Merkmale | Notizen |
| WSE9LC-3P3436A00 | – | PNP | Cable with plug | Kompaktes Design | 0–60000 mm range |
- WTF9 Series (Fiber Optic Amplifiers)
| Modell | Bestell-Nr. | Ausgabe | Verbindung | Einstellung | Notizen |
| WTF9-3P2411 | 1049071 | PNP | M12-Stecker | Potentiometer | Fiber optic amplifier |
| WTF9-3N2411 | 1049072 | NPN | M12-Stecker | Potentiometer | Fiber optic amplifier |
| WTF9-3P3411 | 1049073 | PNP | Cable with plug | Potentiometer | Fiber optic amplifier |
- Besonders & Derivative Models
Metal Housing Versions (M4 Suffix)
Suitable for high mechanical stress environments with metal housing and unchanged protection ratings.
WTB9M4-3P2461 (1051891)
WL9M4-3N2232
WL9M4G-3P2432
Special Function Versions
| Modell | Bestell-Nr. | Sonderfunktion | Notizen |
| WTB9-3P3461S13 | 1050772 | Spezielle Konfiguration | Cable with plug |
| WL9G-3N1234S02 | 1058701 | 3000 Hz switching frequency, Licht an | Transparent object detection |
| WTB9-3P2411S14 | 1058702 | Spezielle Konfiguration | Hintergrundunterdrückung |
- Modellbenennungskonvention
WTB9-3P2461 = WTB9 (Serie)-3 (Unterserie)-P (PNP-Ausgang)-24 (M12-Stecker, komplementäre Ausgabe)-61 (Hintergrundunterdrückung, Potentiometereinstellung)
Key Code Meanings
| Codeposition | Bedeutung | Optionen |
| Ausgabetyp | 4Ziffer | P = PNP, N = NPN, E = NPN |
| Verbindung | 5th–6th digits | 22 = M8 plug, 24 = M12 plug, 34 = cable with plug, 11 = cable |
| Function config | 7th–8th digits | 61 = background suppression + potentiometer, 62 = teach-in button, 30 = standard function |
- Auswahlhilfe
- By sensing distance: Standard range-WTB9/WL9/WSE9; long range-WTB9L/WL9L/WSE9L (Laserquelle)
- By output type: PNP (P) or NPN (N/E)
- By connection: M8-Stecker (22), M12-Stecker (24), cable with plug (34), or direct cable (11)
- By special requirements: Transparent object detection-WL9G series; high mechanical stress-M4 metal housing; background suppression-WTB9 series with code 61
- This list is based on the official SICK 2025-2026 catalog, Abdeckung 209 models in total.
- Some models may change due to product updates or discontinuation. Please verify latest status on the SICK website before ordering.
- The entire series is ECOLAB certified for high-pressure washing in food & beverage and pharmaceutical industries.
- Recommended accessories: BEF-WN-W9-2 mounting bracket (2022855), STE-1204-G connector (6009932)
