TAG Heuer HL2-31 Cell

The HL2-31 is aninfrared photocell with a reflector manufactured by TAG Heuer Timing , primarily used for precise timekeeping in sport (skiing, motor racing, athletics, etc.).

Here are the key technical specifications:

• Technology: High-frequency infrared beam (50 kHz) interrupted by the passage of an object.

• Operating distance: Up to 20 metres between the sensor and its reflector.