Gasoline Engine Tacho Adapter RPM Signal Sensor For Car Vehicle Truck Boat Yacht

Model: GR01

1.Cable Definition

• RED: Power Supply 12V DC
  
• BLACK: Power GND
  
• BLACK/BROWN (1.6m): Input Signal Cable
  
• BLUE: Output Signal (fixed 4pulses/round rpm ratio)
  
• BROWN: Switch Control Cable

2.Configure Steps:

• 1)Connect Switch Cable to enter in setting mode
  
• 2)Find the Ignition Coil of your Gasoline Engine, normally it’s close to Spark Plug, which can be easily found from your engine/car/vehicle user guide.
  Wrap the input signal cable 5~8 round across the ignition coil cable, and then tighten like below:
  
• 3)Power on the Sensor, the LED will stay Green
  
• 4)Disconnect Switch Cable, the LED will still stay Green and calculate the detected pulse from engine
  
• 5)Connect Switch Brown Cable and Disconnect again, the LED will flash
  
• 6)The sensor output Pulse signal with fixed Tach RPM ratio 4pulese/round, which means it will output 66.6Hz when 1000RPM.
  For example, if the input frequency is 100Hz @1000RPM, the sensor will convert the signal and then output 66.6Hz @1000RPM
  
• 7)How to configure Tachometer?
  Please set your Tachometer/RPM Gauge tach RPM ratio to 4 pulses/round, then the Gauge will work properly.