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Solidflow
Monitoring of Solids

General

SolidFlow is a sensor especially developed for measuring the flow rate of solids conveyed in metallic ducts. It has successfully been tested for online-measuring of:

  • types of dust, types of powder, granulates
  • grain size between 1 nm and 1 cm
  • pneumatically conveyed materials
  • in free fall after mechanical conveying systemsSolidFlow is wear-resistant and the commissioning is very easy.

Applications - Practical Examples

Proportioning System
The ingredients are created with a weighing hopper in a sandwich-like manner. There are problems with the dosaging of the small quantities of the additional ingredients.
For the weighing of the small quantities, the balance is not laid out, so that the proportioned quantities are not reproducible.
Benefit: By using SolidFlow the dosage of the additional ingredients
becomes reproducible and a better balance of the used quantities is possible.

Totalizing
The material supply from the silo to the separator is subject to strong fluctuations.
Benefit:By using SolidFlow the progress of the mass flow is measurable and can be documented. If necessary, a regulation can take place. By the measurement of the coarse grain from the separator to the mill the meal quality can also be monitored in the future.


Specifications

Type SB/ST-39 SB/ST-38 SB/ST-37
Range 4 m
PTFE - 3 m
6 m 8 m
Dead band 0.2 m 0.25m 0.35m
Housing Flame retardant plastic or
powder coated aluminium
Total beam angle
Process connection 1 1/2" thread 2" thread 2" thread
Protection Sensor: IP68, Housing: IP67
Process temperature -30°C to +90°C
Power supply 85-255V AC / 6VA or 10.5-40V DC / 3.6W or 10.5-28V AC / 4VA
Outputs 4-20 mA, RS485, MODBUS, HART, Profibus PA, Relay (SPDT)


Type SB/ST-36 SB/ST-34 SB/ST-32
Range 10 m
SS - 7 m
PTFE - 6 m
15 m
SS - 12 m
PTFE - 10 m
25 m
SS - 25 m
PTFE - 20 m
Dead band 0.35 m 0.45 m
SS - 0.55 m
0.6 m
SS - 0.65 m
PTFE - 0.65 m
Housing Flame retardant plastic or
powder coated aluminium
Total beam angle
Process connection Flange Flange Flange
Protection Sensor: IP68, Housing: IP67
Process temperature plastic versions: -30°C to +90°C
SS versions: -30°C to +100°C
(CIP cleaning +120°C for 2 hours
Power supply 85-255V AC / 6VA or 10.5-40V DC / 3.6W or 10.5-28V AC / 4VA
Outputs 4-20 mA, RS485, MODBUS, HART, Profibus PA, Relay (SPDT)



Download PDF brochure (492 kb)


 



Solidflow
Measurement for Bulk Solids for High Flow Rates

Features
  • Economical, standalone, non-contact level metering
  • Narrow 5° beam angle
  • Fully temperature compensated
  • Excellent signal processing via QUESTTM software
  • Optional field indicator and plug-in calibrator
  • PP, PVDF and PTFE as well as flush flange mounting Stainless steel sensors
  • Secondary lightning protection
  • Plastic or aluminium housing


Applications
  • Practically any liquid
  • Volume calculation
  • Open channel flow measurement
  • Reliable measurement even under extreme conditions with vapours/fumes, stirrers, foam on chemicals


Specifications

  Power
supply:

85-255VAC, 10.5-28VAC, 10.5-40VDC
  Temperature:
=30°C to +100°C
  Pressure:
0.3 to 3 bar
  Measuring
range:

0.2 to 25 m
  Outputs:
4-20 mA, relays, RS485, HART
  Protection:
IP67


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© 2001, 2002 Semrad Pty Ltd - The Level Control Company Australia
Australian distributor of level controllers, switches and transmitters,
designed specifically for harsh industrial applications,
including caustic and chemical solutions for liquid and solid measurement.


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