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Kobold DON-05, Operating Instructions Manual

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Kobold DON-05 Operating Instructions Manual Download Page 42

DON-H 

page 42 

DON-H 

01/0721

 

Also complies with the following European and national standards and technical 
regulations: 

Technical rules for hazardous substances (TRGS) 727: 2016, avoidance of

ignition hazards due to electrostatic charges

Hofheim, 30 July 2021        

H. Volz

M. Wenzel

General Manager 

Proxy Holder 

Summary of Contents for DON-05

Page 1: ...Operating Instructions for Oval Wheel Flowmeter High pressure Model DON H...

Page 2: ...with Pulse meter 17 9 2 Demounting of the electronics mounted on a DON with Zx and 1A 5A options 19 9 3 Spare Parts 19 9 4 Inspection refer Exploded View 19 9 5 Re assembly of DON H 19 10 Technical Da...

Page 3: ...oup 1 dangerous fluids Diagram 9 Group 2 no dangerous fluids DON 05 400 4 Abs 3 4 Abs 3 DON 10 400 DON 15 400 DON 20 400 3 Instrument Inspection Instruments are inspected before shipping and sent out...

Page 4: ...onsibility of the manufacturer The user assumes all risk for such usage 5 Operating Principle Oval gear flowmeters are categorized as positive displacement flow technology When liquid flows through th...

Page 5: ...ow range Viscous liquids may limit the maximum allowable flow based on the viscosity The max allowable flow rate may need to be limited to ensure the differential pressure across the flowmeter does no...

Page 6: ...ay orientation to best suit the installation The DON flowmeter accommodates both horizontal and vertical flows It is recommended that for vertical flow installations that the liquid flow up through th...

Page 7: ...m and serviced as needed System purging is also possible with a by pass arrangement Accommodate all meter ratings and locate the meter on the discharge side of the process pump For outdoor application...

Page 8: ...2 Electrical connection for integrated electronics options The electrical connection of the integrated electronics options always requires the electronics cover to be dismantled High pressure models...

Page 9: ...DON H DON H 01 0721 page 9 Note The electronic option H0 is available with reed switch output...

Page 10: ...nt load 20 V 10 mA 5x106 switching cycles Min load 5 V 10 mA 5x108 switching cycles Switching capacity Max 30 VDC max 20 mA The individually specified maximum electrical values of the reed switch must...

Page 11: ...ions are pre configured ex works in connection with the sensor boards Reconfiguration is available on request 7 3 1 For Z1 Z2 Z3 Z5 electronic options reed switch and Hall sensor a Wiring diagram with...

Page 12: ...e Within this certificate a calibration factor is provided The calibration factor is a specific representation of pulses per unit volume i e pulses per liter for that specific meter Measurement device...

Page 13: ...DON H DON H 01 0721 page 13 7 4 External wiring with electronic unit ZOK Zx 7 4 1 Wiring with ZOK ZxK a Circuit with Hall sensor not for battery operation b Circuit with Reed switch...

Page 14: ...DON H page 14 DON H 01 0721 7 4 2 Wiring with ZOK ZxP a Circuit with Hall sensor b Circuit with Reed switch...

Page 15: ...activity or after a flushing air may be in the piping Elimination of the air may be achieved by operating the meter at a low flow rate until all the air is eliminated Damage may occur to the flowmeter...

Page 16: ...n de energized or removed from the circuit Oval gear positive displacement flowmeters are mechanical by nature A periodic maintenance inspection schedule is suggested for an extended service life Foll...

Page 17: ...r body screws 5 With care remove the upper meter body assembly 4 being careful not to damage or misplace the O ring 3 You can then remove the oval gears 2 For the small flowmeters 4 mm 6 mm when disas...

Page 18: ...20 refer exploded view For access to the oval gears remove the 8 or 10 upper meter body screws 5 With care remove the upper meter body assembly 4 being careful not to damage or misplace the O ring 3 Y...

Page 19: ...ousing to the oval gearbox housing should be loosened 9 3 Spare Parts Please consult your closest KOBOLD Office Internet www koboldusa com 9 4 Inspection refer Exploded View Inspection points will be...

Page 20: ...y Check the correct fit and the friction between the axle and the bearings by slowly rotating the oval gears by hand Thereafter the O ring 3 is inserted into the groove of the measuring housing 1 and...

Page 21: ...allation as the rotors will not completely rotate freely unless installed precisely 90 from each other Proper placement of the O ring within the groove is necessary for leak free operation After place...

Page 22: ...DON H page 22 DON H 01 0721 DON H20 Tightening torques of the screws used Thread Quality Material Tightening torques M5 80 A4 6 Nm M6 80 A4 10 Nm M6 12 9 Steel 20 Nm M10 70 A2 40 Nm Optional...

Page 23: ...H05 H10 PEEK DON H15 H20 stainless steel 1 4404 Accuracy under reference conditions 1 of reading DON H05 DON H15 0 5 of reading DON H20 0 2 of reading DON H20 with optional Z3 electronics based on li...

Page 24: ...uctions supplement ZOK Ex Maximum Pressure threaded version DON H05 20 400 bar Max Flowrate Multiplier for higher viscosities Viscosities cP Standard rotor Special cut rotor 1000 1 1 2000 0 5 1 4000 0...

Page 25: ...0 5 36 L h 2670 2670 DON H06 2 36 L h 2670 2670 DON H10 2 100 L h 1054 1054 DON H15 15 550 L h 355 710 DON H20 1 40 82 163 The values in above table are only approximate guidelines The actual value f...

Page 26: ...curves above represent the pressure drop for standard cut oval rotors Special cut rotors option Y have alternate tooth relieve which effectively reduces the pressure drop by 50 When sizing a meter be...

Page 27: ...5 G instead of 15H 3 Only for electronic options Zx 4 E1 E2 E3 E5 Z1 Z2 Z3 Z5 in ATEX version Exi without backlighting Measuring Range Stainless Steel Housing2 Connection O Ring Material Electronics C...

Page 28: ...DON H page 28 DON H 01 0721 13 Dimensions mm Electronic Options Zx 1A 5A Option M N standard Option S T with cooling fin...

Page 29: ...st etc Step 3 Guarantee flow rate Flow stopping or a flow rate declining below the usual limit may be attributable to a blocked screen flowmeter rotors which are stuck or damaged a defective pump clos...

Page 30: ...chamber 3 Disruption of the output signal 1 Ground shielding of the signal cable 2 Re lay the cable away from sources of high current 3 Check all electrical connections and wires for the presence of c...

Page 31: ...ve the information in these operating instructions as well as the conditions of use and permissible data that appear on the imprints nameplates of the respective products d It must be ensured that onl...

Page 32: ...eter must not be heated in Zone 1 above 80 of their ignition temperature without taking special measures f Charging of the medium is not permitted measures by the operator are necessary 15 1 3 Tempera...

Page 33: ...ot need to be opened or the equipment needs to be de energized Detailed inspection An inspection in which in addition to the aspects of close up inspection defects such as loose connections which can...

Page 34: ...of protection constructional safety c control of ignition source b liquid immersion k 15 2 1 General information on explosion protection The electrical connection is made via a plug in a separate indu...

Page 35: ...arameters of the electronic option HA when used in Zone 1 2 Electrical data Pi 1 W max 80 C ambient temperature Electronics option Use in zone Ui Ii Ci Hall sensor HA 1 UiIIB 32 VDC 100 mA 270 nF 2 Re...

Page 36: ...Ii 100 mA Pi 1 W Ci negligible Li negligible GND Flowmeter DON HA ExGuide 19 ATEX 0007 II 3G Ex ic IIC T4 T3 Gc Uo max 28 Vdc Io max 100 mA Po max 700 mW zener barrier Supply P F Z728 PA 20 C Ta 80 G...

Page 37: ...output Load 5mA Ui 32 Vdc Ii 100 mA Pi 1 W Ci 270 nF Uo max 28 Vdc Io max 100 mA Po max 700 mW P F Z787 20 C Ta 80 Uo 28 Vdc Io 93 mA Po 650 mW BAS 01 ATEX 7005 II 1 GD Ex ia Ga IIC C 650 nF L 16 4 mH...

Page 38: ...and shutdown g Thermal radiation from third party products components must be taken into account h The flow meter must be protected against inadmissible ingress of liquids and or contamination i Stuc...

Page 39: ...tions must be observed incomplete a Installation and maintenance may only be carried out in an explosion free atmosphere and in compliance with the regulations applicable in the operator s country b A...

Page 40: ...DON H page 40 DON H 01 0721 15 2 6 Identification of the flow meter nameplate Basic device label DON H example Device label for Ex version intrinsically safe option HA example...

Page 41: ...in conformance with 2014 30 EU EMC Directive 2014 34 EU ATEX Directive Notified body BVS 0158 DEKRA EXAM Bochum EN 61326 1 2013 Electrical equipment for measurement control and laboratory use EMC requ...

Page 42: ...e following European and national standards and technical regulations Technical rules for hazardous substances TRGS 727 2016 avoidance of ignition hazards due to electrostatic charges Hofheim 30 July...

Page 43: ...DON H DON H 01 0721 page 43 17 Statement of Conformity...

Page 44: ...DON H page 44 DON H 01 0721...

Page 45: ...DON H DON H 01 0721 page 45...

Page 46: ...DON H page 46 DON H 01 0721...

Page 47: ...DON H DON H 01 0721 page 47...

Page 48: ...DON H page 48 DON H 01 0721 18 State of safeness...

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