Product Category

Aluminum-detecting Proximity Sensor


A Proximity Sensor for Aluminum, Brass and Other Non-ferrous Metals. Iron Is Not Detected.




Sensing distance

4 mm ±10%

8 mm ±10%

Set distance

0 to 2.8 mm

0 to 5.6 mm

Differential travel

20% max. of sensing distance

Detectable object

Non-ferrous metal (Does not detect ferrous metal.)

Standard sensing object

Aluminum: 18 × 18 × 1 mm

Aluminum: 30 × 30 × 1 mm

Response frequency *

70 Hz

Power supply voltage
 (operating voltage range)

12 to 24 VDC (10 to 30 VDC), ripple (p-p): 10% max.

Current consumption

20 mA max.



NPN open-collector output, 100 mA max. (at 30 VDC)


2 V max. (Load current: 100 mA, Cable length: 2 m)


Detection indicator (red)

Operation mode
 (with sensing object approaching)

Load ON: NO (Refer to Datasheet.)

Protection circuits

Reverse polarity protection, Load short-circuit protection, Surge suppressor

Ambient temperature range

Operating/Storage: -10 to 55°C (with no icing or condensation)

Ambient humidity range

Operating/Storage: 35% to 95% (with no condensation)

Temperature influence

±20% max. of sensing distance at 23°C in the temperature range of -10 to 55°C

Voltage influence

±2.5% max. of sensing distance at rated voltage in rated voltage ±15% range

Insulation resistance

50 MΩ min. (at 500 VDC) between current-carrying parts and case

Dielectric strength

1,000 VAC, 50/60 Hz for 1 minute between current-carrying parts and case

Vibration resistance

Destruction: 10 to 55 Hz, 1.5-mm double amplitude for 2 hours each in X, Y, and Z directions

Shock resistance

Destruction: 1,000 m/s2 10 times each in X, Y, and Z directions

Degree of protection

IEC 60529 IP67, in-house standards: oil-resistant

Connection method

Pre-wired Models (Standard cable length: 2 m)

Weight (packed state)

Approx. 140 g

Approx. 190 g



Nickel-plated brass


Heat-resistant ABS


Nickel-plated brass


Zinc-plated iron



* The response frequency is an average value. Measurement conditions are as follows: standard sensing object, a
   distance of twice the standard sensing object, and a set distance of half the sensing distance.