The ConST hydraulic comparators from Zedflo allow easy priming and pressure generation, from the integral screw-press, with axial located hand-wheels, for easy operation at medium to high pressures.
The units are reliable, ruggedly built, and suitable for maintenance workshops or calibration labs, for fast and reliable pressure calibrations.
Several models are available with max pressures of 400 bar, 700 bar, 1000 bar & 2500 bar.
For lower pressures, pneumatic versions are available for pressures from vacuum to 25 bar , vac to 40 bar and vac to 140 bar.
ConST Digital Test Gauges are available in 0.1% & 0.05% versions
All comparator pump models have high quality vernier control and all but the 2500 bar model feature easy use hand-tight connectors.
Specially designed shut-off valves stabilises pressure during calibration.