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Summary of Contents for Kobold DVZ
- Page 1 Operating Instructions Compact Vortex Flow Meter Model: DVZ...
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Page 2: Table Of Contents
DVZ-...C34 ................... 8 DVZ-...Ex4R, DVZ-...Gx4R ..............9 Operation ....................10 Switch point setting DVZ-...S300, DVZ-…S30D ........ 10 Counter electronics DVZ-…Ex4R ............10 Dosing electronics DVZ-…Gx4R ............10 Adjustments – Compact Electronic DVZ-...C3..........11 ... -
Page 3: Note
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. -
Page 4: Regulation Use
4. Regulation Use Any use of the Compact Vortex flow meter, model: DVZ, which exceeds the manufacturer’s specifications, may invalidate its warranty. Therefore, any resulting damage is not the responsibility of the manufacturer. The user assumes all risk for such usage. -
Page 5: Mechanical Connection
Avoid valves or large reduction on the inlet section (this increases the inaccuracy of measurements) Check the seals of the connections Attention! When used with an open output side, there is a danger of cavitation. DVZ K13/0423 page 5... -
Page 6: Electrical Connection
Make sure that the supply wires are de-energised. Connect the supply voltage and the output signal to the plug PIN’s as stated below. We recommend the use of wires with cross sectional area of min. 0,25 mm². 7.2 DVZ-...S300 Output Output Common Output 7.3 DVZ-...S30D... -
Page 7: Dvz
7.4 DVZ-...F300; DVZ-...L3x3 Connection example DVZ-...L3x3 n.c. n.c. Signal Signal 7.5 DVZ-...L443 Signal 7.6 DVZ-...C30 Switch Out 2 Switch Out 1 DVZ K13/0423 page 7... -
Page 8: Dvz
7.7 DVZ-...C34 0(4)-20 mA Switch out 1 page 8 DVZ K13/0423... -
Page 9: Dvz
DVZ-...Ex4R, DVZ-...Gx4R Cable connection DVZ-...E14R DVZ-...G14R Wire number Counter electronics Dosing electronics +24 V +24 V 4-20 mA 4-20 mA n. c. control 2* reset part quantity control 1* relay S1 relay S1 normally open normally open relay S2 relay S2... -
Page 10: Operation
8. Operation The units are preset and after electrical connection ready for operation. 8.1 Switch point setting DVZ-...S300, DVZ-…S30D Switch setting Switch point switch function deactivated start of measuring range 20% of f.s. 30% of f.s. 40% of f.s. 50% of f.s. -
Page 11: Adjustments - Compact Electronic Dvz
9. Adjustments – Compact Electronic DVZ-...C3.. Connect the compact electronic according to previous connection diagram. After power on, the measuring range (end current) will be shown for 3 seconds. 9.1 Button function In the normal mode (measuring mode) : Press 3 sec. -
Page 12: Value Setting
The flow chart below illustrates the universal routine for changing individual parameters. [From the main menu item] 1. Adjust position 2. Adjust position 3. Adjust position Adjust decimal point Save selected value enter new value. save [To the next main menu item] page 12 DVZ K13/0423... -
Page 13: Set-Up Mode
9.4 Set-up mode Compact electronic DVZ-...C30.. 3 sec Code entering Value setting Switching point 1 Value setting Switching point 2 Value setting Hysteresis Value setting Contact 1 function Save Frequency Contact 2 function Save Code entering Value setting DVZ K13/0423... - Page 14 Compact electronic DVZ-...C34 3 sec Code entering Value setting Switching point Value setting Hysteresis Value setting Window point Value setting Contact function Save Frequency Start current 7sec Value setting End current 7sec Value setting page 14 DVZ K13/0423...
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Page 15: Main Menu Items
This must be higher than the switching point. By using the window point and the switching point it is possible to monitor the measurement value in a certain range. The switching point limits the measurement range to smaller values and the window point to larger values. DVZ K13/0423 page 15... - Page 16 An LED indicates the switching condition of the switching point. Flow Display bar (°C) LED on Hysteresis Time / t Flow Display bar (°C) LED on Hysteresis Window point LED on Switchpoint Hysteresis Time / t page 16 DVZ K13/0423...
- Page 17 The indicated value at which 20 mA flow is entered in menu item End current. 9.5.6 Change Code The change code option " CCo " secures the unit against unauthorised tampering. If the code is different from 000, the user must input the code immediately after entering the adjustment mode. DVZ K13/0423 page 17...
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Page 18: Maintenance
11. Technical Information Operating instructions, data sheet, approvals and further information via the QR code on the device or via www.kobold.com 12. Order Codes Operating instructions, data sheet, approvals and further information via the QR code on the device or via www.kobold.com 13. -
Page 19: Disposal
(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 DVZ K13/0423 page 19... -
Page 20: Eu Declaration Of Conformity
15. EU Declaration of Conformity We, KOBOLD Messring GmbH, Hofheim-Ts, Germany, declare under our sole responsibility that the product: Compact Vortex Flow Meter Model: DVZ to which this declaration relates is in conformity with the standards noted below: EN IEC 61326-1:2021... -
Page 21: Declaration Of Conformity
16. UK Declaration of Conformity We, KOBOLD Messring GmbH, Hofheim-Ts, Germany, declare under our sole responsibility that the product: Compact Vortex Flow Meter Model: DVZ to which this declaration relates is in conformity with the standards noted below: BS EN IEC 61326-1:2021 Electrical equipment for measurement, control and laboratory use.
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