
The IPP 75-S is the special probe for use in large and deep process areas, such as high-shear mixers. To this end, the probe features a new illumination concept as also used in the IPP 80-P pharmaceutical probe. This makes it possible to produce versions of the probe with almost any required length.
When used in conjunction with a measuring PC, it allows for the determination of particle size distribution (e.g., Q0, Q3) as well as the attributes of the distribution (x10, x50, x90, etc.) directly within the process.
It consists of a robust stainless-steel construction with sapphire windows to protect the optics from wear.
Its dimensions, measuring ranges and accessories make it compatible with all other probe models, so all the accessories for process adaptation can also be used with the IPP 75-S.
Compressed-air-driven accessories, such as dispersers, ensure that the measuring volume and measurement optics are kept permanently free from contamination while also guaranteeing optimal adaptation to process and particle attributes. The probe is therefore also suitable for use in processes with damp and sticky particles. Using a disperser means that measurements can also be taken in processes with irregular particle movement, such as in fluidized beds, or processes with high particle loads, such as high-shear processes.
LEDs in the electronics housing and signals in the measuring software provide the user with information regarding the reliable functioning and operating status of the probe.
A complete measuring system consisting of the IPP 75-S with accessories for process adaptation, and a measuring PC with measuring program for particle searching and the calculation of all distributions. The measured results can then be made available to a higher-level control system via optional interfaces.
Technical details
Parameter
Particle size measurement range
50…6000 μm
Particle velocity measurement range
0.01…50 m/s
Measuring rate
Up to several thousand particles per second
Products
Powder, pellets, granulates, sprays…
Process temperature/pressure
-20°C to +100°C / <4bar
Material, in contact with product
Stainless steel (316L), sapphire, epoxy resin
Probe tube dimensions (length x diameter)
380 x 25 mm (longer version options possible)
Electronics – housing dimensions (w/h/d)
130 x 120 x 65 mm
Electronics – housing temperature
– 10°C to 60°C
Housing protection class
IP65
Light source
Laser (laser class 1)
Interfaces
OPC-Server, TCP/IP-Server, 4…20 mA
Accessories (process interface)
Parameter
D24 inline disperser
For high load/high fine content – particles up to 2000 μm, clearance 3.8 mm
D12 inline disperser
As for D24, but also for particles >2000 μm, clearance 7.5 mm
SZ11, SZ20 – cleaning cells
To keep the probe optics free of contamination without active dilution of the particle flow
(assuming a low particle load)
Compressed air unit
Compressed air supply for the probe when using dispersers or cleaning cells
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