Bently Nevada 177988-01 Prox Accel Seismic ModuleDescription The 177988 01 module is engineered to accept input from proximity probes, accelerometers, and seismic transducers. It processes these signals to monitor machinery dynamics such as radial vibration, thrust position, and casing vibration. This module is ideal for gearboxes, planetary gear systems, and roller element bearing (REB) machines. Specifications Model: 177988 01 Series: ADAPT 3701 44 Input Types: Proximity probes (e. g., eddy