New
Arrivals/Restock
Seco-Larm E-931-S33PRGQ Polarized Reflective Photoelectric IR Beam Sensor, 33ft, ETL
4.1 (71 items)
Limited Time SaleUntil the end
20
16
49
$38.07 cheaper than the new price!!
Free shipping for purchases over $99 ( Details )
Free cash-on-delivery fees for purchases over $99
Free cash-on-delivery fees for purchases over $99
See all stores
Please note that the sales price and tax displayed may differ between online and in-store. Also, the product may be out of stock in-store.
New $76.14
Product details
| Management number | 205070340 | Release Date | 2025/10/16 | List Price | $38.07 | Model Number | 205070340 | ||
|---|---|---|---|---|---|---|---|---|---|
| Category | |||||||||
The E-931-S33PRGQ 33ft Polarized Reflective Photoelectric Beam Sensor provides reliable detection of shiny objects that could be missed by a non-polarized sensor.
- Polarized sensor is immune to shiny objects: triggers only when correctly reflected light is detected
- Weatherproof (IP55)
- Anti-condensation housing
- 12-30V DC/AC 60Hz, 100mA
- Up to 33ft (10m) sensing range
- Round reflector, Diameter: 3-1/4″ (82mm)
- Form C relay: 500mA@30VAC/VDC
- Beam status LED
- Compact size: 4-13/16″x2-3/8″x2-7/16″ (122x60x62mm)
- N.C. Tamper switch: 500mA@30VAC/VDC
- Monitored Outputs:
- N.C.
- 10kΩ Resistor
- Hood included for both sensor and reflector
Typical Applications
- Sensor for garage doors, outdoor gates or overhead doors
- Sensor for industrial automation to detect objects on manufacturing line
Specifications
| Type | Polarized reflective photoelectric beam sensor |
| Current Draw | Standby- 55mA@12VDC, Active- 40mA@12VDC |
| Sensing Range | Up to 33′ (10m) |
| Operating Voltage | 12-30V DC/AC 60Hz, 100mA |
| Reaction time | 10ms |
| IP Rating | Weatherproof IP55 |
| Light Source | IR LED/Wavelength 740nm |
| LEDs – Red | Solid, No beam signal, triggered |
| LEDs – Green | Solid, Good beam signal, properly aligned |
| LEDs | Alternating flash- Poor beam signal |
| Alarm Output | SPDT relay output (NO/NC/COM) |
| Switching Capacity | 500mA@30VAC/VDC |
| Tamper Switch | N.C., 500mA@30VAC/VDC |
| Operating Temperature | -4º~131º F (-20º~55º C) |
| Enclosure | IP55 Waterproof |
Troubleshooting
| Sensor does not detect the object | Change the angle of the sensor or readjust the sensitivity setting |
| The beam sensor LED will not turn green | -Clean the sensor and reflector with a damp (not wet) cloth
-Adjust the reflector and/or sensor for proper alignment |
| Beam sensor LED lights when object is detected, but there is no output | Check wiring between the sensor and local alarm device |
Access Control Accessories
Correction of product information
If you notice any omissions or errors in the product information on this page, please use the correction request form below.
Correction Request Form