The model A906“Little Dipper”is a precision,low-cost In-Place Inclinometer (IPI) system for monitoring slopes, retaining walls, embankments,ground subsidence and settlement,and more. Units install easily in standard inclinometer casings, or can be grouted or buried directly into place. All A906 IPI’s are pressure rated to +72 psi.With ±3 VDC output unitsalsoeasily connect to any voltage input datalogger. The A906 is configurable for use for use in both vertical and horizontal boreholes. Units ship standard with 3m cable (specify additional cable length on order)