B‐drop dosing units
Series/Type: B‐drop control TM
Date: 2015.07.13
Version: 1.1
Highly sensitive, micro dosing device for fluid additions to bioreactors and fermenters. The B‐drops innovative measurement technology enables a closed‐loop volume control without calibration.
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Single use technology
Sterile packaging
Pre calibrated (ex works)
Viscosity independent volume control
Biocompatible material
Technical Data
Ordering Nr.
Mounting thread
Control type
Sterilisation method
Materials in contact with media
Media resistance
Accuracy of volume flow [ml/h]
BD‐VFC‐250‐10
M8x1
closed loop volume control
X‐ray/gamma radiation
silicone, stainless steel, PPSU, epoxy
2‐molar HCL, 2‐molar NaOH
better than ± 5 %
Parameters
Dosing range
Dynamic viscosity range
Sterilisation dose
Switching cycles
Working pressure
Burst pressure
Working temperature range
Symbol
V’
ƞ
d0
n
pw
pb
Tw
Min.
0.01
1
25
1’000’000
0.5
4
10
Max.
10
10
50
‐
1.0
40
Unit
ml/h
mPas (cPs)
kGy
bar (over pressure)
bar
°C
Attention! This device dispenses a viscosity compensated volume flow. If you are dispensing fluids with densities other than 1g/ml and wish for a certain mass flow rate, you have to correct your volume by the density. ReseaTech GmbH  Pestalozzistrasse 16  3400 Burgdorf  Switzerland
www.reseatech.ch  info@reseatech.ch
This information corresponds to the current state of knowledge. Reseatech reserves the right to make technical changes. Liability for consequential damage resulting from the use of Reseatech products is excluded