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Operation Manual

SRZ Helical Flow Meters

Küppers Elektromechanik

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Summary of Contents for SRZ HR

Page 1: ...Operation Manual SRZ Helical Flow Meters Küppers Elektromechanik ...

Page 2: ...Ordering Code 4 1 3 2 Accessories 4 2 Getting started 5 2 1 Unpacking 5 2 2 Operating Elements 5 2 3 Pin Assignments 5 3 Installation 6 3 1 Mechanical 6 3 1 1 Installing the SRZ 6 3 2 Electrical 7 3 3 Ex installation 7 4 Operation 8 4 1 Evaluation 8 5 Service and Maintenance 9 5 1 Maintenance 9 5 2 Trouble shooting 9 5 3 Service 9 6 Listings 10 6 1 Warranty 10 6 2 Declaration of conformity 10 6 3 ...

Page 3: ... in accordance with this manual The data for Ingress Protection IPxx will only apply when all connectors are caped properly with the corresponding counterpart with the same or better IP rating Cable glands must be populated with cables with the specified diameter and closed properly During operation all openings of the housing must be closed unless otherwise noted in this manual All connections to...

Page 4: ...al high resolution pickup Material connections ST standard stainless steel G 3 4 Size measuring Range 40 HR 0 4 up to 8 ltr min 40 A C R 0 4 up to 40 ltr min 100 A C R 1 0 up to 100 ltr min 400 A C R 4 0 up to 400 ltr min 1 3 2 Accessories Ordering Code Short description Connector M12 5 pin male 713 cable 5 core black 5 m with connector M12 EWS Intrinsically safe power supply and separation amplif...

Page 5: ...e following items SRZ Helical flow meter Operational Manual 2 2 Operating Elements 1 electrical Connector 2 flow input 3 flow output 2 3 Pin Assignments Type Pin 1 Pin 2 Pin 3 Pin 4 Pin 5 SRZ A UB fA GND 2 f fB SRZ C UB GND 2 f PE SRZ R UB Direction GND 2 f n c SRZ HR UB fB GND fA n c UB 12 30V DC SRZ A is not available as Ex ...

Page 6: ...e SRZ 10 As a precaution the use of the following filters for the measuring medium is recommended SRZ 10 120 micron SRZ 40 200 micron SRZ 100 300 micron SRZ 400 300 micron 3 1 1 Installing the SRZ Mount the SRZ in a way that the main flow is in direction fo the arrow on the SRZ type plate The SRZ works independent of the mechanical orientation However we recommend a vertical orientation with upwar...

Page 7: ...ble and wires are connected and fixed properly before applying power to the SRZ Figure 1 Output stage of the VTE The output driver for the frequency output is an asymmetrical push pull output stage with the protective resistors of R1 720 Ω and R2 470 Ω as shown in Note Note The output can withstand a short circuit to ground for an infinite period whereas a short circuit to the positive supply for ...

Page 8: ...w 4 1 Evaluation The K factor is individually determined for each SRZ this factor specifies the exact pulse rate per litre The K factor can be found in the calibration record which is supplied with every SRZ The calibration record contains specifications to adjust the evaluation equipment The actual flow is calculated as follows with Q flow rate in litres per minute f output frequency in Hz K K fa...

Page 9: ...ealer or directly KEM For the addresses see chapter 6 6 5 2 Trouble shooting In case the VTE does not work properly first check the following items No output signal All cables properly connected Î connect the missing cables VTE properly mounted Î Check mounting position and if necessary mount the VTE properly Output frequency too low All cables properly connected Îreconnect the loose cables Meter ...

Page 10: ...4 up to up to up to up to Measuring media fluids free of ferro magnetic particles Linearity 0 5 of actual flow at 30 mm s or higher 0 25 of actual flow at 100 mm s or higher Repeatability 0 1 Operating temperature 20 up to 70 C Materials SS 303 or SS316Ti SS316L Ingress protection IP67 Measuring ranges and accuracy are valid for viscosities of 30 mm s of higher K factors and frequencies are averag...

Page 11: ...ower Pi 185 mW effective internal capacitance Ci 8 nF 6 4 Mechanical Drawings Type G L D PN SRZ 40 SRZ 100 SRZ 400 1 1 155 mm 221 mm 318 mm 85 mm 110 mm 134 mm 400 bar 400 bar 400 bar 6 5 WEEE and RoHS The unit described herein is not subject to the WEEE directive and the corresponding national laws At the end of life forward the unit to a specialised recycling company and do not dispoes it of f a...

Page 12: ...EM 6 6 Address Main office KEM Küppers Elektromechanik GmbH Liebigstr 2 DE 85757 Karlsfeld Germany Phone 49 81 31 59 39 10 info kem kueppers com www kem kueppers com Please see our website for worldwide contacts Subject to change without notice St Rev 001 11 08 ...

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