| Type |
Thrubeam |
Retro-reflective | Diffuse-reflective | |
| Type | Thrubeam | Polarised | Long-range | Short-range |
| NPN | PZ2-51 | PZ2-61 | PZ2-41 | PZ2-42 |
| PNP | PZ2-51P | PZ2-61P | PZ2-41P | PZ2-42P |
| Detecting distance | 7,000 mm | 2,500 mm (with R-2) | 600 mm (200 x 200 mm white mat paper) | 100 mm (100 x 100 mm white mat paper) |
| Detectable object | Opaque materials (8 x 8 mm min.) | Opaque materials (30 x 30 mm min.) | Transparent and opaque materials | |
| Hysteresis | — | 20% max. of detecting distance | ||
| Response time | 1.5 ms max. | 1 ms max. (2 ms in alternate frequency mode 1.) | ||
| Light source | Visible red LED | |||
| Sensitivity adjustment | 1-turn trimmer (240°) | |||
| Operation mode | LIGHT-ON/DARK-ON (switch-selectable) | |||
| Indicators | Output and power 2.: Red LED, Stable operation: Green LED | |||
| Control output | NPN or PNP: 100 mA (40 V) max., Residual voltage: 1 V max. | |||
| Protection circuit | Reversed polarity, overcurrent protection, surge absorber | |||
| Power supply | 12 to 24 VDC ±10% | |||
| Current consumption | T: 20 mA max. R: 25 mA max. | 35 mA max. | ||
| Enclosure rating | IP67 | |||
| Ambient light | Incandescent lamp: 5,000 lux max., Sunlight: 20,000 lux max. | |||
| Ambient temperature | -20 to +55°C, No freezing | |||
| Relative humidity | 35 to 85%, No condensation | |||
| Housing | Glass-fibre reinforced plastic | |||
| Weight (including 2-m connector cable) | Transmitter/receiver: Approx. 50 g each | Approx. 50 g | ||