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Operating instructions
Read instructions before using device!
Observe all safety information!
Keep instructions for future use!
Version: 06.2024.0
ID: 854 000 0735
Mess-, Regel- und
Überwachungsgeräte
für Haustechnik,
Industrie und Umweltschutz
Lindenstraße 20
74363 Güglingen
Telephone
Service
Telefax
info@afriso.com
www.afriso.com
Pressure transducers
DMU 02 Vario ...
+49 7135 102-0
+49 7135 102-211
+49 7135 102-147
DMU
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Summary of Contents for AFRISO DMU Series
- Page 1 Industrie und Umweltschutz Lindenstraße 20 74363 Güglingen Telephone +49 7135 102-0 Service +49 7135 102-211 Telefax +49 7135 102-147 info@afriso.com www.afriso.com Operating instructions Pressure transducers DMU 02 Vario … Read instructions before using device! Observe all safety information! ...
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Page 2: Table Of Contents
Table of contents This instruction manual ..................3 Precautions ........................3 Security ......................... 4 Product identification ..................... 4 Intended use ........................4 Predictable incorrect application .................. 4 Safe handling ........................5 Qualification of personnel ..................... 5 Modifications to the product ..................5 Liability information ...................... -
Page 3: This Instruction Manual
This instruction manual This instruction manual These operating instructions are part of the product. Read this manual before using the product. Keep this manual during the entire service life of the product and always have it readily available for reference. ... -
Page 4: Security
Security Security Product identification The nameplate is used to identify the product. The most important data are shown on the nameplate. The serial number uniquely identi- fies your product. Fig. 1: Example nameplate DMU 02 Vario … Type designation Pin assignment Part number Supply voltage Serial number... -
Page 5: Safe Handling
Security Safe handling This product represents state-of-the-art technology and is made ac- cording to the pertinent safety regulations. Each product is subjected to a function and safety test prior to shipping. Operate the product only when it is in perfect condition. Always observe the operating instructions, all pertinent local and na- tional directives and guidelines as well as the applicable safety regulations and directives concerning the prevention of acci-... -
Page 6: Product Description
Product description Product description Scope of delivery NOTICE Do not remove the packaging and the protective cap of the product until immediately prior to mounting to help avoid damage to the dia- phragm. A supplied protective cap must be kept. Verify that all listed parts are undamaged and that the scope of deliv- ery is complete as per your order: •... -
Page 7: Overview Pressure Transducers
Product description Overview pressure transducers Fig. 2: DMU 02 Vario, Bild 3: DMU 02 Vario Fig. 4: DMU 02 Vario CP, G½B FBO flush with O ring Clamp Fig. 5: DMU 02 Vario Fig. 6: DMU 02 Vario VT, Fig. 7: DMU 02 Vario BC, MR, dairy fitting VARIVENT / VARIN-... -
Page 8: Technical Specifications
Technical specifications Technical specifications Table 1: Technical specifications Parameter DMU 02 Vario Measuring principle Piezo-resistive polysilicon stainless steel measuring cell (thin-film) Measuring accuracy <±0.3 % FSO* Overpressure safety ≤ 250 bar, min. 2 x FS (burst pressure at least 3 x FS) >... - Page 9 Technical specifications Electrical DMU 02 Vario DC 10 - 32 V Supply voltage Output signal 2-wire 4 - 20 mA 4–20 mA ≤ (U – U )/0.02 A Load Bmin Current input 2-wire < 25 mA Electrical protection Short circuit proof and protected against reverse polarity Electrical connection/degree of protection Standard Connector and junction box as per ISO 4400 (DIN 43650-A),...
- Page 10 Technical specifications Measuring range DMU 02 Vario G½B 0/+100 bar • • 0/+160 bar • • 0/+250 bar • • 0/+400 bar • • 0/+600 bar • • 0/+1000 bar • A*= available on request Process connection DMU 02 Vario G½B G½B (EN 837-1/7.3) •...
- Page 11 Technical specifications Material DMU 02 Vario Wetted parts G½B Stainless steel • 630 / 316 Ti / 316 L Stainless steel • 316 Ti / FKM / 316 L Stainless steel • • • • • 316 Ti / 316 L Table 2: Dimensions Fig 9: Connector Fig.
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Page 12: Approvals, Tests And Conformities
Technical specifications Table 3: Pin assignment table ISO 4400 (DIN 43650-A, -C M12 x 1 Cable outlet EN 175301-803-A, -C) (4-pin) EN 61076-2-101 2-wire system: Supply + Supply - Black Earth Earth contact 3-wire system: Supply + Supply - Black Signal White Earth... -
Page 13: Transport And Storage
Transport and storage Transport and storage NOTICE INCORRECT HANDLING Verify compliance with the specified ambient conditions during transport or storage of the product. Use the original packaging when transporting the product. Store the product in a clean and dry environment. ... -
Page 14: Mounting And Commissioning
Mounting and commissioning Mounting and commissioning Preparing mounting DANGER Electric shock caused by live parts Disconnect the mains voltage supply before performing the work and ensure that it cannot be switched on. Verify that no hazards can be caused by electrically conductive objects or media. -
Page 15: Mounting The Product
Mounting and commissioning • Mount the product in such a way that it is protected from di- rect sunlight. Exposure to direct sunlight may cause the max- imum permissible operating temperature to be exceeded. Verify that the product is mounted in such a way as to avoid any me- chanical tension and stress at the pressure connection;... -
Page 16: Electrical Connection
Mounting and commissioning Electrical connection All wiring must comply with local regulations and may only be carried out by authorised personnel. Use a cable that is compatible with the ambient conditions. Connect the pressure transducer in accordance with the operat- ing instructions and the connection assignment printed on the pressure transducer. -
Page 17: Zero Point Adjustment Dmu 02 Vario
1. Switch on the power supply. 2. The new zero point can be saved within a period of 0.5 to 2.5 minutes. 3. Hold a suitable permanent magnet in the area of the AFRISO logo on the pressure transducer. ... -
Page 18: Maintenance
Failure to follow these instructions can result in equipment damage. Dismount the product. Clean the diaphragm using a non-aggressive cleaning solution and a soft brush or sponge. If there are scale deposits on the diaphragm, have the product cleaned by AFRISO. -
Page 19: Repair
AFRISO the measuring cell Major shift of out- Diaphragm of the measur- Inspect the diaphragm; if it is dam- put signal ing cell is damaged aged, send it to AFRISO for repair (caused by overpressure or mechanical influences) - Page 20 Check the cable; a possible conse- signal or no output chemical damage to the quence of a damaged cable is pit- signal cable ting corrosion on the stainless steel housing; in such a case, send the product to AFRISO for repair...
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Page 21: Decommissioning, Disposal
Decommissioning, disposal Decommissioning, disposal WARNING Ejected parts and escaping medium Residual medium may escape when the pressure gauge is dis- mounted. Verify that you have taken all necessary protective measures be- fore dismounting. Use the personal protective equipment required for the medium. Failure to follow these instructions can result in death, serious injury or equipment damage. -
Page 22: 10 Returning The Device
The product is free from hazardous substances. 2. Enclose proof of decontamination in accordance with all perti- nent directives when returning the device. 11 Warranty See our terms and conditions at www.afriso.com or your purchase contract for information on warranty. -
Page 23: 12 Appendix
Appendix 12 Appendix 12.1 EU Declaration of Conformity...
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