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- In-depth Model Interpretation
| Segmento de modelo | Descrição |
| XCKN | Product family: OsiSense XC standard limit switch, compact Type A, plastic housing |
| 2 | Connection type: screw clamp terminals, suitable for 1×0.34mm²~2×1.5mm² wires |
| 1 | Contact configuration: 1 Normalmente aberto (NÃO) + 1 Normalmente fechado (NC), ação instantânea |
| 18 | Actuator type: thermoplastic roller lever, spring return, side actuation |
| P20 | Cable entry: M20×1.5 thread, suitable for cables with outer diameter 7~13mm |
| C | Certification mark: compliant with Chinese CCC certification, suitable for domestic market |
- Parâmetros técnicos principais
Parâmetros Elétricos
Rated operational voltage: AC 240V, DC 125V
Rated operational current: 10UM (AC-15: 3A at 240V)
Contact type: 1NÃO + 1NC, silver alloy contacts
Mechanical durability: 10,000,000 operações
Electrical durability: 100,000 operações (AC-15)
Minimum actuation torque: 0.1Nm, actuated with low operating force
Mecânico & Environmental Parameters
Ingress protection: IP65 (CEI 60529), dust-tight and water-resistant
Classe de isolamento: Class II (CEI 61140)
Temperatura operacional: -25°C ~ +70°C
Storage temperature: -40°C ~ +70°C
Vibration resistance: 25gn (10~500Hz), compatível com IEC 60068-2-6
Shock resistance: 45gn (11EM), compatível com IEC 60068-2-27
Montagem: Body mounting, suitable for 24/40mm rails
Dimensões: 108mm×58mm×36mm (L×W×H)
- Product Features & Vantagens
- Structural Benefits
All-plastic housing, lightweight (aprox.. 120g), excellent corrosion resistance
30° cam actuation design for precise triggering and reduced misoperation
Roller lever can be installed with 360° rotation to adapt to various mounting angles
- Performance Assurance
Snap-action contacts (≤10ms) for fast signal response
Double-break contact design for improved breaking reliability
Built-in surge suppression circuit to protect control circuits
- Safety Certifications
Multiple certifications including CCC, UL, CSA for global use
Compliant with EN 50047, interchangeable with products to the same standard
- Aplicações Típicas
| Campo de Aplicação | Specific Usage |
| Automated production lines | Position detection for robotic arms, conveyor positioning, workpiece in-position confirmation |
| Logística & warehousing | Stacker limit protection, rack telescopic positioning, AGV path control |
| Lifting equipment | Elevator/goods lift upper/lower limits, lifting platform travel control, forklift lifting height restriction |
| Máquinas de embalagem | Bag sealer cutting position, labeling machine positioning, cartoner in-position detection |
| Machine tools | Table travel limitation, tool change position detection, safety door interlock |
| Construction machinery | Crane limit protection, concrete mixer level control, elevator door safety detection |
- Instalação & Wiring Guide
Etapas de instalação
- Select a flat and rigid mounting surface with sufficient operating space (≥50mm)
- Secure with M4 bolts (torque 2.5Nm) or mount on 24/40mm standard rails
- Adjust roller orientation to ensure proper contact with actuating parts (recommended contact angle 30°)
- Install M20 cable gland to maintain IP65 protection
Especificações de fiação
Incoming wire: 1×0.34mm²~2×1.5mm² stranded or solid wire
Terminal torque: 0.8Nm, avoid over-tightening to prevent damage
Separate high-voltage (>24V) and low-voltage (<24V) control circuits to reduce interference
For long-distance wiring (>10m), shielded cable with single-end grounding is recommended
- lternative Models & Compatibility Solutions
Alternatives within Schneider Series
XCKN2118P12C: M12×1.5 cable entry, suitable for 4~8mm cables
XCKN2118G11C: PG11 cable entry, suitable for 6~12mm cables
XCKN2118P20: International version (without C mark), for export projects
Cross-brand Alternatives
| Marca | Modelo Alternativo | Compatibilidade |
| Omron | D4C-1320 | ★★★★☆ (Same electrical parameters, slight differences in mounting dimensions) |
| Siemens | 3SE5 232-0CH01 | ★★★★☆ (IP65 protection, identical contact configuration) |
| ABB | LS35M-11 | ★★★★☆ (Same actuator type, matching actuation torque) |
- Seleção & Purchasing Guidelines
- Three Key Selection Factors
Actuation type: confirm side or front actuation to select the corresponding actuator
Cable specification: choose M20/M12/PG11 entry based on on-site cable outer diameter
Circuito de controle: select rated voltage model for AC/DC systems accordingly
- Purchasing Tips
Look for original Schneider packaging; XCKN series has unique anti-counterfeit codes verifiable on the official website
Avoid bulk or loose-pack products; items without CCC certification are prohibited for domestic use
Require suppliers to provide product certificates and type test reports
- Warranty & Serviço pós-venda
Standard warranty period: 18 meses
Fault response: technical support from authorized Schneider service providers within 48 horas
Repair & replacement: free replacement for non-artificial damage
- Solução de problemas
| Sintoma | Possible Cause | Solução |
| Contacts do not actuate | Insufficient actuation force | Adjust mounting position to ensure actuation torque ≥0.1Nm |
| Contacts welded closed | Overcurrent operation | Check control circuit current to ensure it is within rated value |
| Loss of protection | Loose cable gland | Retighten M20 connector and replace damaged sealing ring |
| Signal fluctuation | Poor wiring connection | Check terminal torque and re-crimp wires |
Selection Recommendation:
XCKN2118P20C is a highly versatile standard limit switch, especially suitable for position detection and safety protection in automation equipment, logistics systems and construction machinery. For special environmental applications, stainless steel housing (XCKJ series) or high-temperature resistant type (XCKT series) pode ser considerado.
