Air / Fuel Meter & RPM Data Logger Koso DL-03A with BOSCH® LSU 4.9 sensor 

Koso A/F meter with Bosch sensor

The Koso DL-03A with BOSCH® LSU 4.9 sensor is a multi-function dashboard device. The two main functions are the display of air-fuel ratio and RPM data logger.

Features Koso air-fuel ratio instrument

The versatile device displays the air-fuel ratio and is equipped with a RPM data logger. It also offers a tachometer, a digital voltmeter and 5 different LED signal lights.

An outstanding feature of the DL-03A is its heated screen, which provides a clear display even in cold weather. The round digital display is simple and easy to read. The large digits and bright backlighting make it easy to read. The brightness can be adjusted in 5 levels.

Due to its reduced size, the speedometer fits on any dashboard.

Functions Koso DL-03A A/F meter

• Tachometer 14,000 rpm
• Display RPM as rpm and in 14 segments
• Air/fuel ratio 9.0 - 24.0
• Warning A/F too lean / too rich
• Setting of maximum values
• Voltmeter
• Low voltage warning
• RPM data memory: max. 30 runs
• Max. time per run: 100 minutes
• Max. recording time: 3.15 hours
• Dimensions: 72 x 32.3 mm