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Miniature Photoelectric Sensor with Built-in Amplifier
Reliable Detection in Narrow Lanes Enables Equipment Downsizing and Easy Design
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List of Models
Sensors
| Sensing method | Appearance | Connection method | Sensing distance (Red light) | Operation mode | Model | ||
| NPN output | PNP output | ||||||
| Retro- reflective | ![]() | Side-view ![]() | Pre-wired (2 m) | Provided E39-R4 Reflector: 200 mm (30 mm) *1 E39-R37-CA: 100 mm (10 mm) *1 | Light-ON | E3T-SR41 2M *2 | E3T-SR43 2M *2 |
| Dark-ON | E3T-SR42 2M *2 | E3T-SR44 2M *2 | |||||
Accessories
| Name | Sensing distance | Model | Remarks |
| Small Reflectors | 200mm [30mm] *1 | E39-R4 | Provided with the E3T-SR4[]. |
| 100mm [10mm] *1 | E39-R37-CA *3 | Provided with the E3T-SR4[]-S. | |
| Tape reflector | 100mm [10mm] *1 | E39-RS1-CA *3 | --- |
| 100mm [10mm] *1 | E39-RS2-CA *3 | --- | |
| 100mm [10mm] *1 | E39-RS3-CA *3 | --- |
*1.Values in parentheses indicate the minimum required distance between the Sensor and Reflector.
*2.Model with the E39-R37-CA Reflector are also available.
These models have the -S suffix. (Example: E3T- SR4[]-S)
*3.The E39-RS1/2/3 Tape Reflectors (i.e., model numbers without a CA suffix) cannot be used with the E3T-SR4[].
The E39-[]-CA Reflector is for use with the E3T-SR4[] only. It cannot be used with other Sensors.