Panasonic Retro-reflective Photoelectric Sensor 4 m Detection Range PNP IP67 Barrel Style CY-192A-P-Z-Y. Electrical Connection: M12 Connector. Maximum DC Voltage: 24V. Optical Technology: Photoelectric Array. Light Source: Infrared LED. Maximum Current: 35 mA. Response Time: 1 ms. Housing Material: PBT. Minimum Operating Temperature: -25°C. Series: CY-100. Maximum Operating Temperature: +55°C.