The SICK VL18‑3F3640 (MPN 6013602) is a compact, industrial-grade retro-reflective sensor from the V18 series. Featuring an M18 plastic housing, axial beam, 4-pin M12 connector, and PNP light-ON output, it reliably detects objects from 0.05 m to 3 m—extending to a maximum of 3.7 m when used with a C110A reflector.

Key Features & Specifications:

• Model / MPN: VL18‑3F3640 / 6013602

• Detection Method: Retro-reflective, dual-lens with polarization filter

• Sensing Range: 0.05 m … 3 m typical; up to 3.7 m with C110A reflector

• Light Spot: Ø 150 mm at 3 m; beam angle ~2.8°

• Output: PNP, light switching, ≤ 100 mA

• Switching Speed: ≤ 2 ms response time; up to 250 Hz switching frequency

• Power Supply: 10–30 V DC; ~30 mA consumption

• Housing: Cylindrical M18×1 thread, 78 mm long; plastic PBT/PC; IP67

• Connection: Male M12, 4-pin

• Protection Features: Reverse-polarity, output protection (short-circuit/overcurrent), EMI suppression

• Ambient Range: –25 °C to +70 °C

• Weight: ~100 g

SICK – VL18-3F3640 (6013602) – M18 Retro-Reflective Photoelectric Sensor