Burkert 8756 BATCH, Operating Instructions Manual

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Type 8756 BATCH
Technical data
18
Type of liquids Liquids that are clean and homogeneous
Maximum particle size 10 μm
Maximum dynamic viscosity 50 mPa.s, with reduced flow-rate range.
Take the pressure loss into account. Refer to
chapter:
Pressure loss, MFC with on/off valve
[
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Tab. 7: Operating fluid, MFC with on/off valve Type 6724
Density range 0...5 kg/l
Measurement accuracy for mass flow rate values
higher than 1.5 kg/h ±0.01 kg/l
Repeatability for mass flow rate values higher than
1.5 kg/h ±0.005 kg/l
Tab. 8: Density measurement
Temperature range –10...60 °C
Measurement accuracy for mass flow rate values
higher than 1.5 kg/h ±1.0 °C
Repeatability for mass flow rate values higher than
1.5 kg/h ±0.5 °C
Tab. 9: Temperature measurement
Mass flow rate range 0.08...25 kg/h
Maximum measurement range > 1:300
The measurement range is defined as the ratio of
Qnominal of the product to Qmin. Qmin = 0.08 kg/h.
Refer to figure
MFC with on/off valve: Measure-
ment range depending on nominal flow rate [
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18]
Tab. 10: Mass flow rate measurement
0
[kg/h]
40
20
60
80
120
100
140
160
180
200
220
240
2 4 6 8 10 12 14 16 18 20 22 24
260
280
300
320
Nominal flow rate Q
Measurement range
Fig. 6: MFC with on/off valve: Measurement range depending on nominal flow rate