High-Accuracy Digital Contact SensorGT2 series


Sensor Head


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Detection system

Quartz glass scale, CMOS image sensor projection system, Absolute type (without tracking error)

Measuring range

12 mm 0.47"


0.5 μm 0.02 Mil

Indicated accuracy

2 µm 0.08 Mil (p-p)*1

Measuring force

Downward mounting

1.0 N*2

Side mounting

0.9 N*2

Upward mounting

0.8 N*2

Sampling cycle

1 ms

Mechanical response

10 Hz*1

Operation indicator light

2-color LED (red, green)

Environmental resistance

Enclosure rating


Ambient temperature

-10 to +55 °C 14 to 131 °F (No freezing)

Relative humidity

35 to 85 % RH (No condensation)

Vibration resistance

10 to 55 Hz, Double amplitude 1.5 mm 0.06", 2 hours in each of the X, Y, and Z directions

Shock resistance

1,000 m/s2 (IEC60068-2-27)


Main body

Main body cast: Zinc die-casting, Indicator: Polyarylate, Dust boot: NBR

Dust boot



TYPE304, 440C Stainless steel*3

Sensor head cable

Optional (connect to the M8 connector)


Approx. 95 g (excluding cable)

*1 Value when the ambient temperature is 20 °C 68 °F.
*2 Value at center of measuring range. Please note that the measurement force changes depending on the installation state of the dust boots.
*3 The contact is included with the sensor.

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