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Installation of VMZ.2 

 — VMZ.2  

- 8 - 

 

© SIKA  •  Ba_VMZ.2_en  •  08/2020 

4  Installation of VMZ.2 

Before installing, check that 

  the wetted materials of the device are suitable for the media being used 

(

 § 9.2 “Materials table”). 

  the equipment is switched off and is in a safe and de-energised state. 

  the equipment is depressurised and has cooled down. 

 

SUITABLE TOOLS: 

 

  Use only suitable tools of the correct size. 

 

 

4.1  Installation instructions 

 

 

CAUTION! Risk of malfunction due to external magnet-

ic fields! 

Magnetic fields close to the device can cause malfunctions and 

should be avoided. 

   Ensure that no external magnetic fields are present at the installa-

tion site of the VMZ.2. 

 

 

  The VMZ.2 can always be installed anywhere along the pipeline.  

However, straight sections of piping are preferable. 

 

 

 

 

 

 

 

 

Bubble-formation / run empty possible 

Dirt deposits 

possible 

Run empty 

possible 

Dirt deposits 

possible 

Содержание induQ VMZ.2 Series

Страница 1: ...re reference If the device is resold please provide the operating manual along with it SIKA Ba_VMZ 2_en 08 2020 Magnetic Inductive Flow Sensor Series VMZ 2 Types VMZ03 VMZ06 VMZ08 VMZ15 VMZ20 VMZ25 Op...

Страница 2: ...2 Switching on and off 12 6 3 Measuring operation 12 7 Maintenance and cleaning 13 7 1 Return shipment to the manufacturer 13 8 Disassembly and disposal 14 9 Technical data 15 9 1 Characteristics VMZ...

Страница 3: ...UTION Risk of injury This sign indicates dangers that cause personal injuries that can lead to health defects or cause considerable damage to property CAUTION Electric current This sign indicates dang...

Страница 4: ...been carefully checked for their operational reliability before shipment Immediately after receipt please check the outer packaging for damages or any signs of improper handling Report any possible d...

Страница 5: ...ircumstances be exceeded Before installing the device check that the wetted materials of the device are compatible with the media being used 9 2 Materials table Measuring tube empty or partially fille...

Страница 6: ...be aware of this operating manual and have access to it at all times The electrical connection should only be carried out by a fully qualified electrician General safety instructions In all work the...

Страница 7: ...n the middle of the measuring tube between the earthing sleeves The VMZ 2 does not need any moving parts to make measurements The inside of the measuring tube is completely open allowing the fluid to...

Страница 8: ...E TOOLS Use only suitable tools of the correct size 4 1 Installation instructions CAUTION Risk of malfunction due to external magnet ic fields Magnetic fields close to the device can cause malfunction...

Страница 9: ...t devices If adjacent devices are too close together operation of both devices may be impaired due to mutual interference 4 2 Assembly The VMZ 2 is installed directly into the pipeline The compact des...

Страница 10: ...ON Electric current The electrical connection should only be carried out by a fully qualified electrician De energize the electrical system before connecting the VMZ 2 Connection cable Suitable connec...

Страница 11: ...e type plate Supply voltage VMZ 2 with frequency output Push Pull NPN Open Collector PNP Open Collector 1 Push Pull switching outputs of several VMZ 2 may not be connected in parallel 2 Recommendation...

Страница 12: ...Switch on the supply voltage The green LED lights up The VMZ 2 is ready and goes into measuring mode 6 3 Measuring operation In the measuring mode the green LED flashes proportional to the measured fl...

Страница 13: ...operating company WARNING Risk of injury due to insufficient cleaning The operating company is responsible for all damages and harm of any kind in particular physical injuries e g caustic burns or to...

Страница 14: ...tate the equipment is depressurised and has cooled down Disassembly Remove the electrical connectors Remove the VMZ 2 using suitable tools Disposal Compliant with the Directives 2011 65 EU RoHS and 20...

Страница 15: ...ristics Frequency output Pulse rate K Factor pulses l 10 000 4000 1000 400 200 80 Resolution ml pulse 0 1 0 25 1 0 2 5 5 0 12 5 Signal shape Square wave signal duty cycle 50 50 Push Pull NPN open coll...

Страница 16: ...DN 15 DN 20 DN 25 Inner diameter 3 mm 8 x 2 mm 8 mm 14 mm 18 mm 25 mm Max working pressure at C 10 bar 20 C 8 bar 40 C 6 bar 60 C higher pressure ratings on request Process connection male thread G B...

Страница 17: ...Dimensions VMZ 2 DN 3 DN 6 DN 8 DN 15 DN 20 VMZ06 Type L1 L2 D1 D2 VMZ03 85 13 G B 3 VMZ06 85 13 G B 8 x 2 VMZ08 85 13 G B 8 VMZ15 90 16 G B 14 VMZ20 90 16 G1 B 18 VMZ 2 DN 25 L1 58 M12x1 13 5 D2 89 3...

Страница 18: ...VMZ 2 18 SIKA Ba_VMZ 2_en 08 2020 For your notes...

Страница 19: ...VMZ 2 Technical changes reserved 19 For your notes...

Страница 20: ...SIKA Ba_VMZ 2_en 08 2020 SIKA Dr Siebert K hn GmbH Co KG Struthweg 7 9 34260 Kaufungen Germany 49 5605 803 0 49 5605 803 555 info sika net www sika net...

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