Ametek RK-50, RK-100, RK-200, RK-300, RK-4M Specifications

RK Pneumatic Deadweight Tester

ACCURACY

** Accuracy: ±(0.015% of reading*), ±(0.025% of reading*), or ±(0.05% of reading) Repeatability: ± 0.005% of reading

Temperature Coefficient: ± 0.00167% of rdg / °C outside of 23°C

*Down to 10 inH2O.

±(0.05% of reading) below 10 inH2O

**See ordering information for details.

WEIGHT MASSES

Pressure Range: 0.145 to 300 psi /1 to 2000 kPa

Gravity: 9.80655 m/s² (Int’l standard)

Local Gravity (Specify)

Water Column Reference: 20°C (ISA standard)

60°F (AGA standard, specify when ordering) Available Units: psi, kg/cm², bar, kPa, inH O, cmH O, and inHg

PRESSURE SOURCE

Source: Nitrogen or instrument /shop air 

Maximum Supply Pressure: 450 psi /3100 kPa Minimum Supply Pressure: 30 psi /210 kPa 

Flow Rate: 1 scfh at 0.15 psi / 28 slh at 1 kPa output

60 scfh at 300 psi / 1700 slh at 2000 kPa output

ISA quality standard 7.3.

Or 150% of desired output pressure.

24.1

(9.0)

20.3

(8.0)

38.1

(15.0)

ALL DIMENSIONS IN CM (IN)

Tester Enclosure

SS-RK Issue 1503

Page 1 of 3