Endress+Hauser Proline Cubemass C 100 PROFIBUS DP Operating Instructions Manual page 113

Proline Cubemass C 100 PROFIBUS DP
Repeatability
Endress+Hauser
Temperature
±0.5 °C ± 0.005 · T °C (±0.9 °F ± 0.003 · (T – 32) °F)
Zero point stability
DN
[mm]
1
2
4
6
Flow values
Flow values as turndown parameter depending on nominal diameter.
SI units
DN 1:1
[mm] [kg/h]
1 20
2 100
4 450
6 1 000
US units
DN 1:1
[inch] [lb/min]
¹⁄₂₄ 0.735
¹⁄₁₂ 3.675
¹⁄₈ 16.54
¹⁄₄ 36.75
Accuracy of outputs
The output accuracy must be factored into the measured error if analog outputs are
used, but can be ignored for fieldbus outputs (e.g. Modbus RS485, EtherNet/IP).
The outputs have the following base accuracy specifications.
o.r. = of reading; 1 g/cm 3
Base repeatability
Design fundamentals →  115
Mass flow and volume flow (liquids)
±0.05 % o.r.
[in]
¹⁄₂₄
¹⁄₁₂
¹⁄₈
¹⁄₄
1:10 1:20
[kg/h] [kg/h]
2 1
10 5
45 22.5
100 50
1:10 1:20
[lb/min] [lb/min]
0.074 0.037
0.368 0.184
1.654 0.827
3.675 1.838
= 1 kg/l; T = medium temperature
Technical data
Zero point stability
[kg/h] [lb/min]
0.0008 0.00003
0.002 0.00007
0.014 0.0005
0.02 0.0007
1:50 1:100
[kg/h] [kg/h]
0.4 0.2
2 1
9 4.5
20 10
1:50 1:100
[lb/min] [lb/min]
0.015 0.007
0.074 0.037
0.331 0.165
0.735 0.368
1:500
[kg/h]
0.04
0.2
0.9
2
1:500
[lb/min]
0.001
0.007
0.033
0.074
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