EJ-R4N1 Square Type Photoelectric Sensor
- -Long-Range Photoelectric Sensors for Both AC/DC Power Supplies
- -Good visibility
- (Red LEDs with visible light points and large indicators that can be seen at a distance)
- -Improved operability
- (Sensitivity adjustment knob and action mode switching switch are enlarged)
- -Free power input
- (DC24-240V/AC24-240V)
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EJ SERIES PHOTOELECTRIC SENSOR
Long distance detection, up to 50m detection distance. Good visibility, clearly visible red LED.
| Sensing method | Retro-reflective type |
| Model | EJ-R4N1 |
| Sensing distance | 4m |
| Sensing object | Opaque: φ75mm min |
| Repeatability Precision | 0.2mm max |
| Response time | 30ms max |
| Light source (wave length) | Red LED |
| Directional angle | 3~10° |
| Power supply voltage | DC12~240V±10% ripple (p-p)10% max, AC24~240V±10% 50/60Hz |
| Power consumption | 2W max |
| Output form | Relay output: 1c contact AC250V,3A (cosφ = 1) max；DC5V,10mA min |
| Output configuration | Light-ON/Dark-ON, Selectable |
| Operation indicator | Equipped |
| Relay life time | Mechanical: 50million times min(Response frequency 18,000 times/hour Electrical: 100,000 times min(Response frequency 1,800 times/hour |
| Sensitivity adjustment | One-turn adjuster, through-beam type has only receiver |
| Anti interference function | Equipped |
| Degree of protection | IEC Standard IP64 |
| Ambient illumination | On the surface of the receiver, incandescent lamp 3000 lx max,. |
| Ambient tempera ture range | Operating: -25~+55°C, Storage: -30~+70°C (with no icing or condensation) |
| Ambient humidity range | Operating: 45 ~85%RH, Storage: 35 - 95%RH (with no condensation) |
| Insulation resistance | 20 MQ min. at 500 VDC |
| Voltage resistance | AC1,500V 50/60Hz 1min |
| Vibration resistance | 10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y, and Z directions |
| Shock resistance | 500m/s2, 3 times each in X, Y, and Z directions |
| Connection method | Pre-wired Model(Standard cable length 2m) |
| Material | Case: ABS; Lens: Isobutylene resin; Cable: 5 cores R18 rubber cable |
| Accessories | Mounting bracket (with screws), nuts, instruction manual, reflector (Only for retro-reflective type) |
| Weight | Approx 270g |
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