Wenglor P1PH603 Red Light Source Reflex Sensor
Wenglor P1PH603 is a red light reflex photoelectric sensor with 1,200 mm range and 600 Hz switching frequency output. The P1PH603 belongs to the PK Series manufactured by Wenglor Photoelectric Sensor for industrial automation applications in India. It features 100–1,200 mm setting range, 15–30 V DC supply (18–30 V DC with IO-Link), <5% switching hysteresis, IP67/IP68 protection, 1.5 ms response time, push-pull/NPN/PNP output, M12 × 1; 4-pin connection, ABS/PC housing, and 35 g weight.

| Brand | Wenglor |
| Product Type | Photoelectric Sensor |
| Model Number | P1PH603 |
Wenglor P1PH603 Red Light Source Reflex Sensor – Technical Specifications
| Specification | Value |
|---|---|
| Range | 1,200 mm |
| Setting Range | 100 ... 1,200 mm |
| Switching Hysteresis | < 5 % |
| Light Source | Red Light |
| Max. Ambient Light | 10,000 Lux |
| Supply voltage | 15 ... 30 V DC |
| Supply voltage with IO Link | 18 ... 30 V DC |
| Current Consumption (Ub = 24 V) | < 20 mA |
| Switching Frequency | 600 Hz |
| Switching Frequency (interference-free mode) | 400 Hz |
| Response time (interference-free mode) | 2 ms |
| Response Time | 1.5 ms |
| Temperature Range | -40 ... 60 °C |
| Switching Output Voltage Drop | < 2 V |
| Switching Output/Switching Current | 100 mA |
| Interface | IO-Link V1.1 |
| Setting Method | Potentiometer |
| Housing Material | Plastic, ABS/PC |
| Connection | M12 × 1; 4-pin |
| Output | Push-pull, NPN, PNP |
| Circuit | NC, NO inactive, Error output, NC+NO |
| Optic Cover | Plastic, PMMA |
| Degree of Protection | IP67/IP68 |
| Weight | 35 g |
The P1PH603 Wenglor Red Light Source Reflex Sensor is a photoelectric sensor designed for stable object detection up to 1,200 mm sensing range. It operates on 15–30 V DC supply and provides 600 Hz switching frequency with 1.5 ms response time. As part of the PK Series, this model supports push-pull, NPN, and PNP outputs, making it suitable for integration into industrial automation control systems.
In conveyor systems, packaging lines, assembly stations, and automated material handling setups, the P1PH603 Wenglor Red Light Source Reflex Sensor enables consistent detection within its adjustable 100–1,200 mm range. The red light source supports precise alignment, while low switching hysteresis ensures stable signal output. With IP67/IP68 protection and ABS/PC housing, it withstands dust and moisture conditions in Indian manufacturing environments.
The P1PH603 ensures predictable performance in PLC-controlled automation architectures. Its interference-free switching mode up to 400 Hz and standard M12 connectivity simplify installation. Within the PK Series portfolio, the P1PH603 Wenglor Red Light Source Reflex Sensor maintains low current consumption below 20 mA at 24 V DC, supporting reliable long-term operation in industrial applications.






