The A2106 is an ideal test Tachometer for most diesel engine applications, it functions with all types of Diesel engines (where exposed injector pipes exist).
The speed is sensed by a transducer clamped around an injector pipe, the correct size sensor is required for each pipe diameter.
Features of COMPACT - A2106 - Tachometer:
Hands free operation mode
Range of Injector pipe Transducers available for 4.5mm - 10mm dia. Pipes