Wiring for the T1 Dual Pole Hall Effect Cam Sensor is as follows.  The 4 pin DTM connector has the pin locations numbered on the back side of the connector.

Pin 1 - Ground

Pin 2 - Cam trigger output

Pin 3 - Crank trigger output

Pin 4 - 8-16 volt power supply

Incorrect wiring will damage the sensor.  All sensors are checked for operation before shipping, there is no warranty on damaged sensors

The air gap between the sensor face and the magnet should be .035-.060"