Please read these operating instructions before unpacking and putting the unit into operation. Follow the instructions precisely as described herein. The instruction manuals on our website www.kobold.com are always for currently manufactured version of our products. Due to technical changes, the instruction manuals available online may not always correspond to the product version you have purchased.
The user assumes all risk for such usage. 5. Operating Principle The model SFL low volume flowmeter is particularly suitable for service in liquids free from solids. The liquids must be transmissive for infrared light (for example: water, oil, chemicals). The plastic or stainless steel material combination allows service in aggressive media.
Ensure that the actual flow-volume does not exceed the measuring range of the unit. Ensure that the permitted maximum working pressure and temperature limits for SFL are not exceeded. Make sure that the power supply of the unit is in agreement with the operational data of the unit.
5 to 24 VDC Signal Pulse (Unlabelled clamp) S black (Clamp 1 ) - = 2.2 k = 50 /V x U Example: with connection of 12 VDC feed-voltage = 50 /V x 12 V = 600 page 6 SFL K05/0822...
(via water hammer). During normal operation, it must be assured that the measuring transducer operates only when the chamber is filled with the medium. Attention! Large air inclusions in the measuring chamber may lead to incorrect measurements as well as destruction of bearings. SFL K05/0822 page 7...
PVDF case and LCP O-Ring: EPDM (SFL-13) or stainless steel 1.4305 (case) and LCP O-Ring: FPM (SFL-12) Mechanical connection: G 3/8 male (SFL-13) or G 3/8 female (SFL-12) Electrical connection: 3- core ribbon cable (app.15 cm) encapsulated in the case (SFL-13)
-20...+90 °C 16 bar pulses/litre 12. Maintenance Assumed that the medium to be measured is not polluted, the SFL unit is maintenance-free. To avoid problems, we recommend the mounting of a filter, such as magnetic filter, model MF-R. SFL K05/0822...
(Cd, Hg, Li or Pb) of the heavy metal that is decisive for the classification as containing pollutants: 1. „Cd" stands for cadmium 2. „Hg" stands for mercury 3. „Pb" stands for lead 4. „Li" stands for lithium Electrical and electronic equipment SFL K05/0822 page 11...
15. EU Declaration of Conformance We, Kobold Messring GmbH, Hofheim-Ts, Germany, declare under our sole responsibility that the product: Turbine Wheel Flow Meter Model: SFL to which this declaration relates is in conformity with the EU directives noted below: 1137/2008/EU...
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