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9
Safety Instructions
The temperature of the retentate must not exceed that given for continuous
operation, which is listed in the “Specifications.” During crossflow filtration, the
temperature will increase over time because the kinetic energy of the pump is
transferred to the liquid undergoing filtration. If the temperature increases
beyond that indicated in the “Technical Specifications,” the pressure resistance
of the crossflow system will decrease.
You should use a prefilter. This will enhance the flux rate and increase
the service life of the filter cassettes.
You should clean the filter cassettes after every filtration run. During filtration
a layer caused by fouling builds up on the membranes. Over time, this layer
becomes compacted, making it difficult to remove completely. As a result, the
flux rate of your filter cassettes will decrease.
All filter cassettes used in one holding device must have identical membranes.
If you do not need to use filter cassettes for a relatively long period, you should
store them in a solution that contains a preservative. This will protect the filter
cassettes from microbial contamination and from drying out.
Do not attempt to operate the filtration system with accessories or spare parts
other than those supplied by the original manufacturer. In the event that
the filtration system is tampered with in any way, we cannot guarantee or take
any responsibility for the performance or safety of the system. This may also
endanger the safety of the operator.
Use only materials recommended by the manufacturer (e.g. gaskets, tubing
or hoses).
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