Operating Instructions
for
Plastic
Flow Meter and Monitor
(viscosity compensated)
Model: VKP
Page 1: ...Operating Instructions for Plastic Flow Meter and Monitor viscosity compensated Model VKP ...
Page 2: ...on 5 7 Electrical Connection 5 8 Commissioning 6 9 Technical Information 7 10 Order Codes 8 11 Maintenance 8 12 Dimensions 9 13 Recommended Spare parts 9 14 EU Declaration of Conformance 10 Manufactured and sold by Kobold Messring GmbH Nordring 22 24 D 65719 Hofheim Tel 49 0 6192 2990 Fax 49 0 6192 23398 E Mail info de kobold com Internet www kobold com ...
Page 3: ... liquids in an economical way Only such liquids can be measured which are doped with impurities to a small extent and can withstand against the material used for fabrication of housing Significant errors in measurement may result if these devices are used for the measurement of high viscous media Large size impurity particles may lead to blockage of float element and thus are subjected to measurem...
Page 4: ...contact succeeds contactlessly via magnetic force i e the contact is hermetically separated from the flowing medium The type VKP is equipped with a float element which is provided with grooves on the exterior in order to protect it against contamination caused by deposited particles Thus the danger of clamping the float element is substantially reduced and measuring polluted liquids with a particl...
Page 5: ...ssioning 7 Electrical Connection Reed contact bistable Option Ensure that the electrical power lines are not active Loosen the stopping screw of plug cape and rotate the cap to draw it off from contact foot Assemble the power conductors inside the plug cape as shown in the adjoining figure If contact is not yet adjusted it is desirable to make the adjustment now see section on commissioning Place ...
Page 6: ...ntact housing Reference edge for increasing flow approx 5 mm above the lower edge Push the switch housing till the reference edge stays on the desired scale value where the contact should be switched Hysteresis Hysteresis indicates the difference between switch in and switch off points of contacts The Hysteresis amounts to approx 5 mm of float hub Overstepping of measuring range With non pulsating...
Page 7: ... 1 4310 Flat seal for model VKP 1 3 NBR for model VKP 2 Klingerit Oilit Max temperature 120 C 85 C with contact 60 C with PVC connection Max pressure 16 bar Accuracy VKP 1 5 f s VKP 2 5 f s VKP 3 7 f s Installation position horizontal or vertical Option for VKP 1 and VKP 2 only Contact components 1 N O or N C contact bistable Electr connection connector DIN 43 650 Switch capacity max 40 W VA max 2...
Page 8: ...2 AG brass AG2 G 1 2 AG st steel AG3 G 3 4 AG brass AG4 G 3 4 AG st steel 0 without S N O C N C 5 35 VKP 1035 2 30 VKP 2030 10 45 VKP 3045 5 50 VKP 1050 5 45 VKP 2045 15 70 VKP 3070 10 80 VKP 1080 10 75 VKP 2075 20 200 VKP 3100 20 100 VKP 1100 11 Maintenance In case the medium to be measured is free from contamination VKP devices are almost maintenance free If lime or dirt deposits on the housing ...
Page 9: ...e mention the unit type 1 1 Flat seal NBR 1 2 Flat seal FPM 1 3 Flat seal Klingerit Oilit 2 1 Reed contact N O function 2 2 Reed contact N C function 3 1 Weld on pipe connection Ms 18mm 3 2 Weld on pipe connection Ms 22mm 3 3 PVC glue in connection DN15 3 4 R brass female thread 3 5 R st st female thread 3 6 R brass male thread 3 7 R st st male thread 3 8 R brass male thread 3 9 R st st male threa...
Page 10: ...eclaration relates is in conformity with the standards noted below EN 61010 1 2011 Safety requirements for electrical equipment for measurement control and labo ratory use EN 60529 2014 Degrees of protection provided by enclosures IP Code Also the following EC guidelines are fulfilled 2014 35 EU Low Voltage Directive 2011 65 EU RoHS category 9 Hofheim 27 April 2016 H Peters M Wenzel General Manage...
