Product Category

Sensors

Displacement Sensors / Measurement Sensors

Other Displacement Sensors

E4PA-N

Z4D-F

Z4W-V

LED Displacement Sensor

Z4W-V

Low-cost Displacement Sensor with 10-micron Resolution with Red LED

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Specification

Ratings

Measurement range

±4 mm

Measurement point

25±1 mm

Light source

Red LED

Spot diameter

2-mm dia. (at measurement point)

Resolution

10 microns (See Note. 1)

Linearity

±3% FS (See Note. 2)

Response time

5 ms (In case of white alumina ceramic. Linearity change according to object.)

Temperature characteristics

±0.3% FS/°C

Warming up time

3 min (within 1% of stable value)

Indicators

Stability:
 Stable range: Lit green
 Operating range: Not lit
 Dark: Lit red
 Range:
 In range: Green
 Out of range: Red

Outputs

Analog output:
 4 to 20 mA/±4 mm
 Load impedance: 300Ω max.
 DARK output:
 NPN open collector
 50 mA max., 30 VDC
 Residual voltage: 1 V max.

External light

3,000 ln (incandescent light)

Characteristics

Power supply voltage

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

Current consumption

80 mA max.

Vibration resistance

Destruction: 10 to 55 Hz (1.5-mm double amplitude) for 2 sweeps of 15 min each in X, Y, and Z directions

Shock resistance

Destruction: 500 m/s2 for 3 times each in X, Y, and Z directions

Ambient temperature

Operating: -10° to 55°C (with no icing)

Ambient humidity

35% to 85% (with no icing)

Degree of protection

IP66

Weight

150 g (with 5-m cable); 50 g (without cable)

Attachments

Mounting bracket, mounting screws, resistor (250Ω, 0.5 W)

Note: 1. Resolution The resolution is the peak-to-peak displacement conversion value of the analog output. (Conditions: white alumina ceramic at the measurement point)

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Note: 2. Response Time The delays are the 10% to 90% rising and falling times of the analog output in response to a sudden change in
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