Limit Switch – Rotary Lever Arm Type

📖 Description:

• A mechanical limit switch equipped with a rotating lever arm, designed for position detection and control in automated systems. It features durable construction, high mechanical reliability, and easy wiring, making it ideal for industrial automation, machinery, and conveyor systems.

🔧 Technical Specifications:

• Actuator Type: Flexible coil spring (cat whisker)
• Contact Configuration: 1 Normally Open (NO) + 1 Normally Closed (NC), double break isolated contacts
• Rated Voltage:
  • AC: 250V
  • DC: 115V
• Rated Current:
  • AC: 5A
  • DC: 0.4A
• Operating Speed: 0.5 mm to 50 m/s
• Operating Frequency:
  • Mechanical: 120 operations/min
  • Electrical: 30 operations/min
• Contact Resistance: ≤15 mΩ (initial)
• Insulation Resistance: ≥100 MΩ at 500V DC
• Dielectric Strength:
  • Between non-continuous terminals: 1000V AC, 50/60 Hz for 1 minute
  • Between terminals and ground: 2000V AC, 50/60 Hz for 1 minute
• Vibration Resistance: 10 to 55 Hz, 1.5 mm double amplitude
• Shock Resistance:
  • Mechanical: 1000 m/s² (approx. 100G)
  • Electrical: 300 m/s² (approx. 30G)
• Operating Temperature Range: -15°C to +70°C
• Ambient Humidity: ≤95% RH
• Protection Rating: IP65 (dust-tight and water-resistant)
• Housing Material: Plastic cover with zinc alloy base
• Mounting Type: Chassis mount with screw terminals

⚙️ Features:

• Flexible Actuation: The coil spring actuator allows for multi-directional operation, making it suitable for detecting objects approaching from various angles.
• Compact Design: Its small footprint enables installation in space-constrained environments.
• Durable Construction: Built to withstand harsh industrial conditions, including exposure to dust and water.
• High Reliability: Designed for long service life with high mechanical and electrical durability.
• Easy Installation: Screw terminal connections for straightforward wiring.​

🛠️ Applications:

• Industrial Automation: Position detection in automated machinery and conveyor systems.
• CNC Machines: Limit detection for moving parts to prevent over-travel.
• Robotics: Feedback mechanisms for robotic arms and mobile robots.
• Safety Interlocks: Ensuring safe operation by detecting the presence or absence of machine components.