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EQ-501 | Adjustable Range Reflective Photoelectric Sensor EQ-500


Adjustable Range Reflective Photoelectric Sensor EQ-500

*Photo may vary from actual product.

  • RoHS Compliant This product has been confirmed that it does not contain the 6 substances specified in EU RoHS Directive 2011/65/EU and the 4 substances specified in 2015/863/EU.  


Product Number EQ-501
Part Number EQ-501
Product Adjustable Range Reflective Photoelectric Sensor
Details Multi-voltage
Product name Adjustable Range Reflective Photoelectric Sensor EQ-500

As of August 12, 2022
Specifications and design of the products are subject to change without notice for the product improvement.

Spec Detail

Item Specifications
Product Number EQ-501
Part Number EQ-501
Regulatory compliance ・Low Voltage Directive : EN IEC 60947-5-2
・EMC Directive : EN IEC 60947-5-2
・RoHS Directive
・GB/T 14048.10
Adjustable range 0.2 to 2.5 m
0.656 to 8.202 ft
(Note 1) The adjustable range stands for the maximum sensing range which can be set with the distance adjuster. The sensor can also detect an object 0.1 m 0.328 ft, or more, away.
(Note 2) The adjustable range, sensing range and hysteresis are specified for white non-glossy paper (200 x 200 mm 7.874 x 7.874 in) as the object.
Sensing range(at maximum setting distance) 0.1 to 2.5 m
0.328 to 8.202 ft
(Note) The adjustable range, sensing range and hysteresis are specified for white non-glossy paper (200 x 200 mm 7.874 x 7.874 in) as the object.
Hysteresis 10 % or less of operation distance
(Note) The adjustable range, sensing range and hysteresis are specified for white non-glossy paper (200 x 200 mm 7.874 x 7.874 in) as the object.
Repeatability(perpendicular to sensing axis) 10 mm
Note : The adjustable range, sensing range, hysteresis and repeatability are specified for white non-glossy paper (200 x 200 mm 7.874 x 7.874 in) as the object.
Supply voltage 24-240 V AC ±10 % or 12 to 240 V DC ±10 %
Ripple P-P 10 % or less
Power / Current consumption AC: 4 VA or less
DC: 3 W or less
Output Relay contact 1a
- Switching capacity: 2 50 V AC 3 A (resistive load), 30 V DC 3 A (resistive load)
- Electrical life: 100,000 or more switching operations (switching frequency 1,200 operations/hour)
- Mechanical life: 50 million or more switching operations (switching frequency 18,000 operations/hour)
Output:Output operation Switchable either Detection-ON or Detection-OFF
Output:Short-circuit protection -
Response time 20 ms or less
Operation indicator Orange LED (lights up when the output is ON)
Stability indicator Green LED (lights up under stable operating condition)
Distance adjuster 2-turn mechanical adjuster with indicator
Sensing mode -
Timer function -
Automatic Interference prevention function Incorporated
(Note) Note that the detection may be unstable depending on the mounting conditions or the sensing object. In the state that this product is mounted, be sure to check the operation with the actual sensing object.
Protection IP67 (IEC)
Ambient temperature –25 to +55 ℃ –13 to +131 (No dew condensation or icing allowed),
Storage: –30 to +70 ℃ –22 to +158
Ambient humidity 35 to 85 % RH, Storage: 35 to 85 % RH
Ambient illuminance Incandescent light: 3,000 Lx or less at the light-receiving face
Voltage withstandability 1,500 V AC for one min. between all supply terminals connected together and enclosure,
2,000 V AC for one min. between power supply and output terminals,
1,000 V AC for one min. between relay contact terminals
Insulation resistance 100 MOhm , or more, with 500 V DC megger among supply terminals, non-supply metal parts and relay contact output terminals as well as between relay contacts
Vibration resistance 10 to 55 Hz frequency, 1.5 mm 0.059 in double amplitude in X, Y and Z directions for two hours each
Shock resistance 500 m/s2 acceleration (50 G approx.) in X, Y and Z directions three times each
Emitting element Infrared LED (Peak emission wavelength: 855 nm 0.034 mil, modulated)
Receiving element 2-segment photodiode
Material Enclosure: ABS
Front cover: Polycarbonate
Display cover: Polycarbonate
Connection method Screw-on terminal connection
Cable Suitable for round cable φ9 to φ11 mm φ0.354 to φ0.433 in
Cable length Total length up to 100 m 328.084 ft is possible with 0.3 mm2, or more, cabtyre cable.
Weight Net weight: 100 g approx.
Accessory Adjusting screwdriver: 1 pc.

Low Voltage Directive related information

Item Specifications
Utilization category AC-12/DC-12
Impulse withstand voltage 2.5 kV
Output minimum operational current DC 5 V 1 mA or more
Turn on time / Turn off time 20 ms / 20 ms
Note : Turn-On time and Turn-OFF time are the delay time between reference sensor and measurement sensor in case round plate rotates as below.
Maximum response frequency 25 Hz
Note : The maximum response frequency is the value calculated below.
Maximum response frequency = 1 / (Turn on time+Turn off time)
Pollution degree 3 (Industrial environment)
Class of protection against electric shock Out of classification
Excess gain 12 %
Note : Excess gain is the value in case the distance setting adjuster is positined in maximum state.
In addition, sensing object 200mm x 200mm is the value in case of non-glossy white paper.
Note Note 1 : Where measurement conditions have not been specified precisely, the conditions used were an ambient temperature of +23 ℃ +73.4 ℉.
Note 2 : Be sure to add a short-circuit protection (a fuse or a breaker) to the power supply input and the output.In addition, use 5A or less fast blow fuse or breaker.

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Accessories (Option)

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Product Number MS-EQ5-01
Part Number MS-EQ5-01
Product name Mounting bracket

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