GT2-PA12L Keyence GT2 Series Digital Contact Sensor Head
The GT2-PA12L is a pencil-type digital contact sensor head from the Keyence GT2 series. It delivers high accuracy and low-stress measurement across a 12 mm stroke.
This sensor head uses the Scale Shot System. It is an absolute type with no tracking error. It connects to a GT2 amplifier through an M8 connector.
Engineers choose it for precise position checks, dimensional inspection, and automated production lines. It is active and in production. Last verified: 2026-09.
Why Buy From Oiltech Controls?
- 15+ years in industrial automation spare parts
- Global shipment support through FedEx, UPS, and DHL
- Tested industrial surplus and refurbished options
- 12-month warranty on eligible products
- Technical verification before shipment
- Support for obsolete control systems
Questions? Email info@oiltechcontrols.com or message us on WhatsApp at +86 158 8020 0923.
Technical Specifications
| Brand | Keyence |
| Model | GT2-PA12L |
| Series | GT2 series |
| Module Type | Digital contact sensor head |
| Detection System | Scale Shot System, absolute type |
| Measuring Range | 12 mm |
| Resolution | 0.1 µm |
| Indicated Accuracy | 1 µm (p-p) |
| Measuring Force | 0.2 N downward mounting |
| Sampling Cycle | 1 ms |
| Mechanical Response | 10 Hz at 20 °C |
| Operation Indicator | 2-colour LED, red and green |
| Built-in Ports | None |
| Protocols | None |
| Communication Expansion | None |
| Supply Voltage | Powered by GT2 series amplifier |
| Power Consumption | Not available |
| Output Type | Sensor head; connects to GT2 amplifier via M8 connector |
| Operating Temperature | 0 to +55 °C, no freezing |
| Storage Temperature | Not available |
| Relative Humidity | 35 to 85 % RH, no condensation |
| Protection Rating | Not available |
| Dimensions (H×W×D) | Not available |
| Weight | Approx. 35 g, not including cable, including relay connector |
| Lifecycle | Active; official Keyence production status confirmed |
Installation Guide
- Mount the sensor head in a stable bracket.
- Keep the measuring axis aligned with the target.
- Use downward mounting for the rated 0.2 N measuring force.
- Connect the M8 connector to a compatible GT2 amplifier.
- Avoid sharp impacts during setup.
- Check the 2-colour LED for operation status.
Setup and Maintenance Convenience
- The absolute Scale Shot System needs no tracking adjustment.
- The 1 ms sampling cycle supports fast production checks.
- The 0.1 µm resolution helps detect small position changes.
- Clean the contact point with a soft dry cloth.
- Inspect the cable and M8 connector regularly.
- Keep the sensor within 0 to +55 °C and 35 to 85 % RH.
Compatibility Notes
- Designed for the Keyence GT2 series.
- Requires a GT2 amplifier for power and signal output.
- Uses an M8 connector for sensor-to-amplifier linking.
- No built-in communication ports or protocols.
- No communication expansion options.
Certification and Packaging
- Certification information: not available in the supplied data.
- Packaging list: GT2-PA12L sensor head, relay connector, and cable as supplied.
- Please confirm exact package contents before ordering.
Shipping and Warranty
- 12-month warranty on eligible products.
- Shipping through FedEx, UPS, and DHL.
- Technical verification before shipment.
- Global shipment support for industrial users.
Typical Applications
- Dimensional inspection on production lines
- Position feedback in automated machinery
- Thickness and gap measurement
- Low-stress contact measurement on delicate parts
- Quality control in electronics and precision assembly
- Retrofit support for older control systems
Diagnostic Capability
- 2-colour LED shows red and green status.
- Absolute system avoids tracking error.
- Fast 1 ms sampling helps spot intermittent faults.
- Stable accuracy supports repeatable inspection.
- Pair with a GT2 amplifier for detailed checks.
FAQ
What is the GT2-PA12L?
It is a Keyence GT2 series digital contact sensor head with a 12 mm stroke.
Does it work without an amplifier?
No. It needs a GT2 series amplifier for power and output.
What is the resolution?
The resolution is 0.1 µm.
What is the measuring range?
The measuring range is 12 mm.
What is the sampling cycle?
The sampling cycle is 1 ms.
What is the mechanical response?
The mechanical response is 10 Hz at 20 °C.
What is the measuring force?
The measuring force is 0.2 N for downward mounting.
What is the operating temperature?
The operating temperature is 0 to +55 °C, with no freezing.
What is the humidity range?
The relative humidity range is 35 to 85 % RH, with no condensation.
How do I order?
Email info@oiltechcontrols.com or message +86 158 8020 0923 on WhatsApp.
SEO Meta Description
Keyence GT2-PA12L digital contact sensor head. 12 mm stroke, 0.1 µm resolution, 1 ms sampling, absolute Scale Shot System. 12-month warranty. Global shipping.
SEO Titles
Keyence GT2-PA12L Digital Contact Sensor Head | 12 mm Stroke 0.1 µm
GT2-PA12L Keyence GT2 Series Sensor Head | Absolute 1 ms Sampling
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