| Parameters and Models | GM20 | GM40 |
| Optical Axis Quantity | 4.6.8…16 | 4.6.8…16 |
| Beam Space | 20MM | 40MM |
| Detectable Distance | 0.5-3M | |
| Operating Voltage | 24±10%VDC; Ripple ±20% P-P MAX | |
| Electric Current | 30MA | |
| Output Method | Relay Output | |
| Power | ≤1.5W | |
| Protection Circuit | Polarity Protection and Instantaneous Reverse Polarity Protection | |
| Residual Voltage | ≤1.V | |
| Response Time | 10-34MS MAX | |
| Reset Time | Output reset time 200ms max | |
| Protection Class | IEC IP-65 | |
| Connection Method | Cable | |
| Housing Material | Alumium Alloy, Front Cover, Nylon | |
| Certificate | CE | |
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