The SICK M40E-034023RB0 is a Type 4 safety light curtain with a protective field height of 400 mm and a resolution of 30 mm, suitable for hand protection. It offers reliable detection of objects within the hazardous area and ensures machine stop signals when safety is breached. The device features robust housing, high immunity to ambient light, and easy installation with integrated alignment aids.
Category Specification
Sensing Principle Background Suppression (BGS)
Light Source Visible Red Light (650 nm)
Sensing Range 30–400 mm (programmable)
Output Type Electromechanical Relay (SPDT)
Switching Capacity 5 A @ 250 V AC / 30 V DC
Operating Voltage 10–30 V DC
Current Consumption ≤ 50 mA (standby)
Connection 4-pin fixed cable (0.3 m length)
Housing Material Zinc die-cast (M30 × 1.5 threaded barrel)
Protection Rating IP67 (dust/waterproof)
Response Time ≤ 1 ms
Ambient Light Immunity ≤ 10,000 Lux
Temperature Range –25°C to +60°C
Applications
Logistics: Pallet presence detection and height monitoring.
Packaging: Stacking control and box counting.
Industrial Automation: Machine safety interlocks and conveyor belt monitoring.
Heavy Machinery: Position verification of large components.