DeWalt DCD996 Service Training page 8

The electronic control module senses current
into the tool from the battery. When the tool is
in clutch mode (or desired setting), the module
senses a determined current value for a defined
clutch setting and activates the clutch (thus
clutching out and stopping the motor).
H
H
Understand how the E-Clutch works
Clutch Collar
Clutch Position Sensor CPS