2485 Hydraulic Piston Gauge Manual and Brochure / Datasheet (archive)
This is an archived, uncontrolled copy of the user manual. The 2485 is discontinued and has reduced support capability from Fluke Calibration. Replacement is the PG7302 Piston Gauge.
http://us.flukecal.com/literature/product-manuals/ruska-2485-hydraulic-piston-gauge-users-manual