- Material: sapphire - Length: 14.0 mm (change of OPL by minus 0.0 mm) - Process temperature sapphire: -40 - 300°C (-40 - 572°F) - Process pressure sapphire: 0 - 400 bar (0 - 5800 psi) Pressure and temperature may be subject to limitations - see measuring cell data sheet for further information.