High Power Digital Ultrasonic SensorsFW series


Amplifier Unit


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Current consumption

When connected with the FW-H02/H07


1680 mW (70 mA) or less*1

Power save

1370 mW (57 mA) or less*1

When connected with the FW-H10R


2640 mW (110 mA) or less*1

Power save

2330 mW (97 mA) or less*1

Display power

2-row display with signed 3-digit, 7-segment LED (Character height: Upper row: 8 mm, red; Lower row: 5.7 mm, green)
Refresh rate: 10 times/sec. (5 times/sec. when using the display averaging function)

Operation status indicators

Red LED x 2 (corresponding to Control output 1 and Control output 2), Green LED x 2 (Display CH indicator)

Chattering prevention function

Selectable from OFF, 0.5, 1, 2, 5, and 10s (Selectable from OFF, 1, 2, 5, and 10s when connected to the FW-H10R)

Bank/external shift input

Non-voltage input (contact/non-contact inputs), Input time: 25 ms min. (This input/analogue output is selectable.)


NPN open collector, 100 mA 40 V max.
Residual voltage: 1 V max., 2 outputs (N.O./N.C. switch-selectable)

Protection circuit

Reverse connection protection, over-current protection, surge absorber

Analogue output

4 to 20 mA*2, maximum load resistance: 260W (Bank/external shift input/analogue output selectable)


Power voltage

24 VDC, Ripple (P-P): 10% max.

Environmental resistance

Operating ambient temperature

-10 to +55°C (no freezing)

Operating ambient humidity

35 to 85% RH (No condensation)


10 to 55 Hz, double amplitude: 1.5 mm , 2 hours each in the X, Y, and Z axis


Main unit and cover: Polycarbonate, Keycaps: elastomer


Panel mounting bracket, Protective front cover, Power cable, Instruction manual


Approx. 85 g

*1 Excluding analog output. Includes head unit.
*2 20 mA is output when no object is within the detecting area. A current of 4 to 20 mA relative to full range is output.

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