± 0.015% of reading; to 30 psi / 2 bar This easy-to-use primary standard provides reliable and accurate pressure measurement in the field, or in a lab.
± 0.015% of reading; to 300 psi / 20 bar The RK floating ball type pneumatic dead weight tester is engineered to offer user-friendly, safe operation to 300 psi.
± 0.025% of reading; to 1500 psi / 100 bar The HK floating ball type pneumatic dead weight tester provides accurate pressure measurement in a lab.
± 0.05% of reading; to 3000 psi / 200 bar This primary standard features a re-entrant measuring piston & cylinder assembly, helping to maintain accuracy as pressures increase.
± 0.015% of reading; to 15 000 psi / 1000 bar This tester offers lab accuracy in an instrument designed to withstand an industrial environment or daily manufacturing use.