Use only a proper torque wrench with torque setting intended for a 2.92 mm Male connector (not the same one for a SMA connector). 

The recommended torque setting is 100 An example of a torque wrench that can be used for this is Huber-Suhner P/N 74 Z-0-0-21.

Caution: Use only 2.92 mm Flange Male connector as the mating part to the D2030’s RF IN port. DO NOT connect a SMA connector to this port.