Contactless safety door switch SSRNS21-11N

SSRNS21-11N – Safety Door Switch

Product Features:

• Monitoring open/close status of safety fence doors and protective covers.

• RFID technology with Unique coding (each sensor–actuator pair has a unique code for higher security).

• Advanced mode supporting cascade connection and enhanced safety functions.

• Compact design, easy installation.

• Self-diagnosis and cross-diagnosis for improved reliability.

• Independent redundant dual outputs to avoid hazards from single circuit failure.

Technical Specifications:

• Power supply: DC 24V ±15%

• Output type: NPN transistor

• Coding mode: Unique coding

• Operating mode: Advanced mode

• Safety output (OSSD): 150 mA max.

• Power consumption: < 1W

• Response time: 50 ms

• Operating frequency: 1 Hz

• Working range:

  • Horizontal: 0–10 mm (powered)

  • Vertical: 0–5 mm (powered)

• Operating ambient temperature: -10°C ~ +55°C (no freezing)

• Storage temperature: -30°C ~ +70°C (no freezing)

• Ambient operating humidity: ≤ 85% RH (at 20°C)

• Housing protection: IP65

• Sectional size: 36 × 23 mm

• Standards: ISO 13849-1 (Cat.2/PL c); IEC/EN60947-5-3

• Vibration resistance: 10–55 Hz, amplitude 0.35 ± 0.05 mm, 20 times at each X, Y, Z direction

• Protective circuits: Overvoltage protection, reverse polarity protection, overcurrent protection