1.1 Scope and definitions This manual provides installation, operation and maintenance instructions for the Edwards GXS Dry Pumping System Nitrogen Flow Monitor, abbreviated to Flow Monitor in the remainder of this manual. Use the Flow Monitor as specified in this manual. Use this manual in conjunction with the GXS pump manual.
A60027880_A - Technical data 2. Technical data Table 1 Technical data Parameter Data Mass 0.6 kg 60 SLM: ± 3.5% Accuracy at 6.2 bar(g) 200 SLM: ± 2% Ambient operating temperature range 5 to 40 °C Maximum ambient operating humidity 90% RH (non condensing) Maximum working pressure 6.9 bar(g) (100 psi(g))
A60027880_A - Installation 3. Installation 3.1 Safety WARNING: Obey the safety instructions and take note of appropriate precautions. Only suitably trained and supervised technicians may install the Flow Monitor. WARNING: The Flow Monitor is not intended to perform a safety function, it is not calibrated and must be used for indication only.
A60027880_A - Installation Description Quantity Check Pipe M5 Screw Label 3.3 Install the Flow Monitor Install the Flow Monitor as shown in Figure: Flow Monitor kit general arrangement on page Before you start installation: ▪ Make sure that the electrical power supply to the system is switched off. ▪...
A60027880_A - Maintenance 4. Maintenance 4.1 General Follow the procedure during the maintenance of the dry pumping system: ▪ Make sure that the Flow Monitor is clean and is not damaged. ▪ Make sure that the bracket is correctly installed to the pump rear bulkhead at the Flow Monitor body.
A60027880_A - Storage 5. Storage If the Flow Monitor is not used immediately, refit any protective packaging and store in cool, dry conditions until required. When required for use, install the kit as described in Install the Flow Monitor on page Page 12...
A60027880_A - Disposal 6. Disposal Dispose of the Flow Monitor and any components in accordance with all local and national safety and environmental requirements. Page 13...
A60027880_A - Appendix A1 - Tube fittings 7. Appendix A1 - Tube fittings 7.1 Correct use of tube fittings Note: It is recommended to use an additional spanner when you remove or fit the tube connector, to make sure that the fitting does not move. You must know how to correctly fit and tighten tube fittings in order to prevent gas leaks.
A60027880_A - Appendix A1 - Tube fittings 7.1.2 Reconnect a tube fitting You can achieve an accurate seal against leakage, even if you disconnect the tube connector several times and re-connect again. Refer to Figure: Reconnect a tube fitting on page 15 Shows the tube connector after disconnection.
8. Return the equipment or components for service Before you send your equipment to us for service or for any other reason, you must send us a completed Declaration of Contamination of Vacuum Equipment and Components – Form HS2. The HS2 form tells us if any substances found in the equipment are hazardous, which is important for the safety of our employees and all other people involved in the service of your equipment.
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