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The SICK WTB9-3P2461 is a compact background suppression photoelectric sensor from the W9 series, com número de pedido 1049049. Apresentando capacidade de supressão de fundo, distingue objetos de fundos de forma confiável e é adequado para ambientes industriais agressivos.
- Explicação do código do modelo
| Peça do modelo | Descrição |
| 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, complementary output |
| 61 | Specific configuration code, M12 connector, potentiometer adjustment, supressão de fundo |
- Principais especificações técnicas
- Recursos básicos
| Item | Valor |
| Sensing principle | Diffuse-reflection photoelectric sensor with background suppression |
| Sensing range | 20 mm … 350 milímetros (90% reflective object), 20 mm … 200 milímetros (6% reflective object) |
| Light source | Visible red light PinPoint LED, wavelength 650 nm, vida útil 100,000 horas (@25°C) |
| Spot size | Ø4.5 mm (at 75 milímetros), Ø6 mm (at 200 milímetros), Ø6.5 mm (at 400 milímetros) |
| Adjustment | Potentiometer, 5-turn adjustment |
- Especificações Elétricas
| Item | Valor |
| Tensão de alimentação | 10 V DC … 30 Em DC, ripple < 5 Vpp |
| Current consumption | 30 mA (sem carga) |
| Tipo de saída | PNP, complementary output, light/dark switching |
| Máx.. output current | ≤ 100 mA (≤ 50°C), ≤ 50 mA (≥ 50°C) |
| Tempo de resposta | < 0.333 EM |
| Frequência de comutação | 1,500 Hz (50% duty cycle) |
| Conexão | 4-pin M12 male connector |
| Circuit protection | Polarity reversal protection, I/O protection, interference suppression |
- Mecânico & Parâmetros Ambientais
| Item | Valor |
| Dimensões (L×A×P) | 12.2 milímetros × 52.2 milímetros × 23.6 milímetros |
| Peso | 13 g |
| Housing material | VISTAL® plastic, lens material PMMA |
| Classe de proteção | IP66, IP67, IP69K |
| Temperatura operacional | -40°C … +60°C |
| Temperatura de armazenamento | -40°C … +75°C |
| Mounting holes | M3, pitch 19.6 mm between two holes |
- Ambiente Operacional & Aplicativos
Suitable environment: Harsh industrial environments, resistant to high-pressure washing (IP69K), ideal for food & bebida, farmacêutico, packaging industries (ECOLAB certified)
Aplicações típicas:
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
- Instalação & Fiação
Montagem: Secured via two M3 mounting holes; recommended mounting bracket BEF-WN-W9-2 (order no. 2022855)
Conexão: 4-pin M12 male connector
Pin assignment: 1 (BN) = +V, 2 (QU) = Q (saída), 3 (BU) = 0V, 4 (BK) = not used
Recommended cable: YF2A14-050VB3XLEAX (5 eu, 4-arame, PVC, M12 connector)
- Modelos de substituição & Series Information
- Replacement Models from SICK Same Series
| Modelo | Principal diferença | Número do pedido. |
| WTB9-3P2261 | No background suppression | 1049047 |
| WTB9-3N2461 | Saída NPN | 1049048 |
| WTB9L-3P2461 | Long sensing distance version | 1058231 |
| WTB9M4-3P2461 | Metal housing version | 1051891 |
- Alternative Models from Other Brands
| Marca | Modelo | Key Matching Features |
| Pepperl+Fuchs (P+F) | RL31-8-H-300-RT/73c/136 | Supressão de fundo, 300 mm range, Saída PNP |
| OMRON | E3Z-D61 | Supressão de fundo, 200 mm range, Saída PNP |
| Schneider Elétrica | XUDA30ANM12 | Supressão de fundo, 300 mm range, Saída PNP |
- Main Product Types in W9 Series
WTB9-3 series: Diffuse-reflection, supressão de fundo, standard sensing distance
WL9-3 series: Retro-reflexivo, auto-alignment, detecção de longo alcance
WSE9-3 series: Feixe passante, alta confiabilidade, ultra-long sensing distance
WTF9-3 series: Fiber optic amplifier for special detection scenarios
- Segurança & Certificações
Classe de proteção: IP66, IP67, IP69K
Safety class: Class III (SELV)
Certificações: CE, ECOLAB, cULus, China-RoHS, Photobiological safety (DIN EN 62471)
Safety parameters: MTTFD = 1,030 anos, DCavg = 0%, MT (vida útil) = 20 anos
- Pedido & Delivery
Standard model: WTB9-3P2461, número do pedido 1049049
Embalagem: 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)
- Visão geral da série
The SICK W9 series consists of compact square photoelectric sensors with a rugged VISTAL® housing, with uniform dimensions of 12.2 milímetros × 52.2 milímetros × 23.6 milímetros (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 (supressão de fundo), WL9 retro-reflective (auto-alignment), WSE9 through-beam, and WTF9 fiber optic amplifiers.
- WTB9 Series (Diffuse-Reflection, Background Suppression)
Standard Sensing Distance Version (20-350 milímetros)
| Modelo | Número do pedido. | Saída | Conexão | Adjustment | Notas |
| WTB9-3P2261 | 1049047 | PNP | M8 plug | Potentiometer | No background suppression |
| WTB9-3P2461 | 1049049 | PNP | M12 plug | Potentiometer | Supressão de fundo (customer requested model) |
| WTB9-3N2461 | 1049053 | NPN | M12 plug | Potentiometer | Supressão de fundo |
| WTB9-3P3461 | 1049051 | PNP | Cable with M12 plug | Potentiometer | Supressão de fundo |
| WTB9-3N1161 | 1049052 | NPN | 4-wire cable | Potentiometer | Supressão de fundo |
| WTB9-3P2411 | 1049048 | PNP | M12 plug | Potentiometer | Different configuration code |
Long-Range Version (WTB9L, 25-300/400 milímetros)
| Modelo | Número do pedido. | Saída | Conexão | Fonte de luz | Notas |
| WTB9L-3P2261 | 1058230 | PNP | M8 plug | Laser | 25–300 mm range |
| WTB9L-3N2261 | 1062523 | NPN | M8 plug | Laser | 25–300 mm range |
| WTB9L-3P2461 | 1058231 | PNP | M12 plug | Laser | 25–400 mm range |
| WTB9L-3N2461 | 1062524 | NPN | M12 plug | Laser | 25–400 mm range |
| WTB9L-3P2291 | 1058229 | PNP | M8 plug | Laser | Configuração especial |
| WTB9L-3N1191 | 1068515 | NPN | 4-wire cable | Laser | Configuração especial |
Metal Housing Version (WTB9M4)
| Modelo | Número do pedido. | Saída | Conexão | Características |
| WTB9M4-3P2461 | 1051891 | PNP | M12 plug | Carcaça metálica, enhanced durability |
| WTB9M4L-3P2291 | 1058224 | PNP | M8 plug | Longo alcance, carcaça metálica |
| WTB9-3P3461S13 | 1050772 | PNP | Cable with plug | Special version |
Other Configurations
| Modelo | Número do pedido. | Função Especial |
| WTB9-3P2411 | 1049048 | Light/dark switching, complementary output |
| WTB9-3N1111S14 | 1051889 | Configuração especial |
- WL9 Series (Retro-Reflective, Auto-Alignment / Coaxial Optics)
Standard Range Version (0-4000 milímetros)
| Modelo | Número do pedido. | Saída | Conexão | Adjustment | Notas |
| WL9-3P2230 | 1049059 | PNP | M8 plug | Nenhum | 0–4000 mm range |
| WL9-3P2430 | 1049062 | PNP | M12 plug | Nenhum | 0–4000 mm range |
| WL9-3P2262 | 1049058 | PNP | M8 plug | Teach-in button | 0–400 mm range |
| WL9-3P2462 | 1049061 | PNP | M12 plug | 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 milímetros)
| Modelo | Número do pedido. | Saída | Conexão | Fonte de luz | Notas |
| WL9L-3P2232 | 1058174 | PNP | M8 plug | Laser | 0–12000 mm range |
| WL9L-3P2432 | 1058175 | PNP | M12 plug | Laser | 0–12000 mm range |
Transparent Object Detection Version (WL9G)
| Modelo | Número do pedido. | Saída | Conexão | Características | Sensing Range |
| WL9G-3P2432 | 1049083 | PNP | M12 plug | Transparent object detection | 0–5000 mm |
| WL9G-3N2432 | 1054152 | NPN | M12 plug | Transparent object detection | 0–5000 mm |
| WL9G-3E2432 | 1096364 | NPN | M12 plug | Transparent object detection | 0–5000 mm |
| WL9G-3N1234S02 | 1058701 | NPN | 4-wire cable | Transparent detection, 3000 Hz | 0–700 mm |
Metal Housing Version (WL9M4)
| Modelo | Número do pedido. | Saída | Conexão | Características | Sensing Range |
| WL9M4-3N2232 | – | NPN | M8 plug | Carcaça metálica | 0–5000 mm |
| WL9M4G-3P2432 | – | PNP | M12 plug | Carcaça metálica, transparent detection | 0–5000 mm |
- WSE9 Series (Through-Beam)
Versão padrão (0-10000 milímetros)
| Modelo | Número do pedido. | Saída | Conexão | Notas |
| WSE9-3P2430 | 1049077 | PNP | M12 plug | 0–10000 mm range |
| WSE9-3N2430 | 1049078 | NPN | M12 plug | 0–10000 mm range |
Long-Range Version (WSE9L, 0-60000 milímetros)
| Modelo | Número do pedido. | Saída | Conexão | Fonte de luz | Notas |
| WSE9L-3P2237 | 1058182 | PNP | M8 plug | Laser | 0–60000 mm range |
| WSE9L-3P2437 | 1058181 | PNP | M12 plug | Laser | 0–60000 mm range |
Compact Long-Range Version (WSE9LC)
| Modelo | Número do pedido. | Saída | Conexão | Características | Notas |
| WSE9LC-3P3436A00 | – | PNP | Cable with plug | Design compacto | 0–60000 mm range |
- WTF9 Series (Fiber Optic Amplifiers)
| Modelo | Número do pedido. | Saída | Conexão | Adjustment | Notas |
| WTF9-3P2411 | 1049071 | PNP | M12 plug | Potentiometer | Fiber optic amplifier |
| WTF9-3N2411 | 1049072 | NPN | M12 plug | Potentiometer | Fiber optic amplifier |
| WTF9-3P3411 | 1049073 | PNP | Cable with plug | Potentiometer | Fiber optic amplifier |
- Especial & 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
| Modelo | Número do pedido. | Função Especial | Notas |
| WTB9-3P3461S13 | 1050772 | Configuração especial | Cable with plug |
| WL9G-3N1234S02 | 1058701 | 3000 Hz switching frequency, light-on | Transparent object detection |
| WTB9-3P2411S14 | 1058702 | Configuração especial | Supressão de fundo |
- Convenção de Nomenclatura de Modelo
WTB9-3P2461 = WTB9 (série)-3 (subsérie)-P (Saída PNP)-24 (M12 plug, complementary output)-61 (supressão de fundo, potentiometer adjustment)
Key Code Meanings
| Posição do código | Significado | Opções |
| Tipo de saída | 4th digit | P = PNP, N = NPN, E = NPN |
| Conexão | 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 |
- Guia de seleção
- By sensing distance: Standard range-WTB9/WL9/WSE9; long range-WTB9L/WL9L/WSE9L (laser source)
- By output type: PNP (P) or NPN (N/E)
- By connection: M8 plug (22), M12 plug (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, cobertura 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)
