 
High-Accuracy Digital Contact Sensor
GT2 series
Sensor Head, Low Measuring Force Type, Air Cylinder Model GT2-A12L
 
*Please note that accessories depicted in the image are for illustrative purposes only and may not be included with the product.
Specifications
| Model | GT2-A12L | |||
| Detection system | Scale Shot System, absolute (no tracking errors) type | |||
| Measuring range | 12 mm | |||
| Resolution | 0.5 μm | |||
| Indicated accuracy | 2 µm (p-p)*1 | |||
| Measuring force | Downward mounting | 0.4 N*2 | ||
| Side mounting | 0.3 N*2 | |||
| Upward mounting | 0.2 N*2 | |||
| Sampling cycle | 1 ms | |||
| Fluid used | Dry air | |||
| Operation indicator light | 2-colour LED (red, green) | |||
| Environmental resistance | Enclosure rating | - | ||
| Pressure resistance | 1 MPa | |||
| Applied pressure range | 0.25 MPa to 0.50 MPa | |||
| Ambient temperature | 0 to +55 °C (No freezing) | |||
| Relative humidity | 35 to 85 % RH (No condensation) | |||
| Vibration resistance | 10 to 55 Hz, Double amplitude 1.5 mm, 2 hours in each of the X, Y, and Z directions | |||
| Shock resistance | 1,000 m/s2 (IEC60068-2-27) | |||
| Materials | Main body | Main body case: die-cast zinc, Cylinder section: aluminium alloy, Air joint resin: polyacetal, Air joint metal: nickel-plated brass, Indicator: polyarylate (PAR) | ||
| Dust boot | - | |||
| Contact | SUS304, SUS440C*3 | |||
| Sensor head cable | Optional (connect to the M8 connector) | |||
| Weight | Approx. 145 g (not including cable) | |||
| *1 Value when the ambient temperature is 20 °C. | ||||
