2.3 Qualified Personnel Series DV04 must only be used by qualified, knowledgeable personnel trained in correct use of these devices. Qualified personnel are those persons familiar with setting up and assembling these devices, placing them in service and operating them. In addition, such personnel must also be qualified to perform the work associated with the application for which the device is being used.
4 Special Conditions Special conditions and/or limitations apply to the safe application of gearwheel flow meters in the approved operating environment. These conditions and/or limitations must be met by the customer and/or system operator by means of appropriate technical and/or organizational measures.
When applying an anti-corrosion treatment, first check to be sure that the material to Caution: be used is compatible with the elastomers used in the construction of the gearwheel flow meter and will not harm them. You should also check that the material used is compatible with the fluid flowing through the flow meter.
Pipe Connection Before installing the gearwheel flow meter, completely clean the piping system. Connect the piping to the inlet and outlet of the measuring device. Be sure to observe the specifications of the respective manufacturer. During installation be sure than no sealant gets inside the piping system. The gearwheel flow meter must not be subjected to excessive mechanical stress Caution: during installation.
Caution: After assembly, the mounting screw (slightly) and the cable gland nut must be tightened 9 Maintenance and Cleaning Gearwheel flow meters are generally maintenance-free. However, if fluids that can leave deposits flow through the device, cleaning may be necessary. Otherwise, the device can be cleaned with the rest of the system during the standard cleaning procedure.
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Cleaning Devices in series 1, 2, 6, 7 and 8: These devices must never be opened by the customer. They must only be opened by trained service personnel because only such specialists can reassemble them properly so that they will function correctly.
10 Returning If service or repair to the device is necessary or if the device needs to be inspected at the factory, it must be suitably packed for shipment. Furthermore, the device must be accompanied by a material safety data sheet indicating the fluid that was used in it. In the case of common mineral oils, an exact type designation is required.
12 Troubleshooting Error Possible cause Remedy The two LED displays on the The connection between gearwheel Check the connection and, if isolating switch amplifier are flow meter and evaluation device is necessary, replace the cable or illuminated, but incorrect values are faulty.
13 Dimensions (series 1,2,3,4,7) Model Weight* DV04.2 DV04.3 DV04.4 DV04.5 DV04.6 15,5 DV04.7 46,5 DV04.8 46,5 DV04.9 35,5 * in Kg Design S and X Design H Connection Dimensions DV04-B~2.SAM 15.09.05 Page 11...
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Dimensions (series 5,6,8, stainless steel version) Model Weight* DV04.2 DV04.3 DV04.4 DV04.6 15,5 DV04.7 15,9 46,5 DV04.8 18,7 46,5 * in Kg Design S and X Design H Connection Dimensions DV04-B~2.SAM 15.09.05 Page 12...
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