
11
WIKA operating instructions model CPB3800
14062232.03 12/2013 GB/D
GB
3. Specications
3. Specications
Piston-cylinder systems
Measuring range
1)
bar 1 … 120 2.5 ... 300 5 ... 700 10 ... 1,200
Required masses kg 41 50 58 50
Smallest step
2)
(Standard mass set)
bar 1 2.5 5 10
Nominal cross-sectional area of
the piston
in² 1/16 1/40 1/80 1/160
Measuring range
1)
lb/in² 10 … 1,600 25 ... 4,000 50 ... 10,000 100 ... 16,000
Required masses kg 47 47 58 47
Smallest step
2)
(Standard mass set)
lb/in² 10 25 50 100
Nominal cross-sectional area of
the piston
in² 1/16 1/40 1/80 1/160
Accuracies
Standard
3) 4)
0.05 % of reading
Option
3) 4)
0.025 % of reading
Pressure transmission
medium
Hydraulic uid based on VG22 mineral oil (0.5 l
included in scope of delivery)
Material
Piston Tungsten carbide
Cylinder Tungsten carbide
Mass set Stainless steel, non-magnetic
Weight
Piston-cylinder system kg 2.4
BAR mass set incl. overhang
(bell jar)
kg 41.5 50.5 58.5 50.5
lb/in² mass set incl. overhang
(bell jar)
kg 47.5 47.5 58.5 47.5
Carrying case for mass set
(optional, 2 pieces required)
kg 5.8
Dimensions
Carrying case for mass set
(optional)
400 x 310 x 310 mm (W x H x D) and
215 x 310 x 310 mm (W x H x D)
1) Theoretical starting value; corresponds to the pressure value generated by the piston or the piston and its make-up weights (by
their own weight). To optimise the operating characteristics more weights should be loaded.
2) The smallest pressure change value that can be achieved based on the standard weight set. To reduce this, a set of trim
masses is also available.
3) The accuracy from 10 % of the measuring range is based on the measured value. In the lower range, a xed error based on
10 % of the range applies.
4) Measurement uncertainty assuming reference conditions (ambient temperature 20 °C, air pressure 1,013 mbar, relative
humidity 40 %). For operation without a CalibratorUnit, corrections must be made if required.
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