Data Sheet

SECO-LARM
®
U.S.A., Inc.
16842 Millikan Avenue, Irvine, CA, 92606
Copyright 2016 © SECO-LARM U.S.A., Inc. All rights reserved.
All trademarks are the property of SECO-LARM U.S.A., Inc. or their respective owners.
The SECO-LARM policy is one of continual development. For that reason, SECO-LARM reserves the
right to change prices and specifications without notice. SECO-LARM is not responsible for misprints.
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Website: www.seco-larm.com Email: [e-mail]
PI_E-931-S33PRGQ_160115.docx
E-931-S33PRGQ Range: Up to 33ft (10m)
The sensor can be adjusted 90°
Left or right and 5° up or down.
Model
E-931-S33PRGQ
Type
Polarized reflective photoelectric beam sensor
Sensing range
33ft (10m)
Supply voltage
12-30V DC/AC 60Hz, 100mA
Current
draw
Standby
55mA@12VDC
Active
40mA@12VDC
Response time
10ms
Light source
IR LED/Wavelength 740nm
LEDs
Solid green
Good beam signal, properly aligned
Alternating
Flash
Poor beam signal
Solid red
No beam signal, triggered
Trigger output
SPDT relay output (NO/NC/COM)
Switching capacity
500mA@30VAC/VDC
Tamper switch
N.C., 500mA@30VAC/VDC
Enclosure
IP55
Operating temperature
-4°~131°F (-20°~55°C)
Specifications:
 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
Features:
How Polarized Sensors Work:
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.
Sensor is triggered by shiny object
Shiny
Object
Non-polarized Sensor is NOT triggered by shiny object
Shiny
Object
Normal Operation
Correctly
reflected light
c
The sensor can be adjusted 90°
left or right and 5° up or down
±90° ±5°
33ft Polarized Reflective Photoelectric
Beam Sensor