Nuvair Pro He Alarm Operation Manual
Helium analyzer
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- Quick start manual (3 pages) ,
- Operating instructions manual (32 pages)
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Summary of Contents for Nuvair Pro He Alarm
- Page 1 Operation Manual Pro He Alarm Helium Analyzer Rev 07.16...
- Page 2 Pro He Alarm Helium Analyzer If you have any questions on this equipment please contact Technical Support at: Nuvair 1600 Beacon Place Oxnard, CA 93033 Phone: 805-815-4044 FAX: 805-486-0900 Email: info@nuvair.com Hours: Monday through Friday 8:00 AM to 5:00 PM PST USA This Operation Manual contains important safety information and should always be available to those personnel operating this equipment.
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Page 3: Table Of Contents
8.0 Maintenance 8.1 Analyzer Care 8.2 Battery Replacement 9.0 Spares and Accessories 9.1 Calibration Equipment 9.2 110V/220V Charger for Lithium Battery powered Pro He Analyzer 10.0 Troubleshooting 11.0 Relay Output Schematics Appendix Analyzer specifications Charger specifications Warranty www.nuvair.com NUVAIR Page... -
Page 4: Introduction
Indicates a potentially hazardous situation, which if not avoided, may result in minor or moderate injury. It may also be used to alert against unsafe practices. Notifies people of installation, operation or maintenance information which is important but not hazard-related. Warnings Graphics Defined: Gas Inhalation Skin damage www.nuvair.com NUVAIR Page... -
Page 5: System Description
Although the Analyzer is a rugged instrument, careless handling or abuse may result in damage to the Analyzer resulting in inaccurate gas analysis. Inaccurate gas analysis can lead to serious personal injury or death. Extreme Helium exposure levels directed at the Analyzer sensor may damage the sensor. www.nuvair.com NUVAIR Page... - Page 6 Pro He Alarm Helium Analyzer 2.0 Description Model: Model: 9628 9627 Model He with rechargeable Lithium Polymer battery. Only use Nuvair supplied charger for this battery. Model: www.nuvair.com NUVAIR Page...
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Page 7: Controls
The “He” rechargeable model uses a “110/230V” charger with a Lithium Polymer rechargeable battery. A fully charged battery should last up to 24 hours. Recharge takes about 4 hours. DO NOT LEAVE UNIT UNATTENDED WHILE CHARGING and UNPLUG ONCE CHARGED. www.nuvair.com NUVAIR Page... -
Page 8: Flow Adapter Cap
0.5-1 L/min. The equipment to produce this flow is available from Nuvair. See Spares and Accessories section. To assure the greatest accuracy for other applications, use the calibration gas concentration closest to the expected concentration in the gas being measured. - Page 9 • If analyzing a gas flow, the Sample Flow Method is the preferred method. The flow rate must equal 0.5 to 1 L/min at atmospheric pressure (1 bar). To produce this flow, a Flow Restrictor and Regulator may be required. Contact Nuvair if you need assistance. www.nuvair.com...
- Page 10 Reading to Stabilize Step 4. Record Reading while Gas is Flowing Nuvair offers He test gas for confirming calibration. See kits in the addendum for more information. Testing Gas must contain a known amount of Helium for calibration test to succeed. Nuvair...
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Page 11: Programming Procedures
At the end of the programming procedure the display will show “End” and the instrument will display the Helium content in the gas mix. Below are the actual screen views of each of the modes. (*Calib button say as adjust) Program Alarm 1 Alarm 2 Full Scale Value Auto Time Off www.nuvair.com NUVAIR Page... -
Page 12: Alarm Setting
If you are using the analyzer for continuous blending, set the value to “000” to prevent the analyzer from shutting off automatically. With the analyzer off inaccurate gas mixture could take place and lead to a death. Always analyze mixed gas before you dive. www.nuvair.com NUVAIR Page... -
Page 13: Threshold Alarms
AL1 and AL2 set points. The relay output typically is used to shut down the compressor. Nuvair can supply the necessary components to adapt your compressor to the relay or provide them at the time of install on a new compressor. -
Page 14: Maintenance
• Do not immerse in liquid, leave unprotected outside, or store in a wet environment. • Protect Analyzer from excessive shock and impact. • Protect Analyzer from excessive exposure to sunlight and extreme temperatures. • Do not use the Analyzer in a hyperbaric environment. www.nuvair.com NUVAIR Page... -
Page 15: Battery Replacement
Step 5. Perform Reinstall Calibration Screws “He” Model: Remove four nuts and pull out aluminum plate. Under this plate is the Lithium Polymer battery. Contact Nuvair for a replacement battery. Battery 4 - Nuts must be removed to access battery www.nuvair.com... -
Page 16: Calibration Equipment
Replace sensor when the Helium analyzer is unable to correctly analyze Helium gas. The use of an exhausted sensor may cause dangerous analysis and lead to death. Wrong Helium analysis may lead to death. Always contact “NUVAIR” for sensor replacement. Do not use any other helium sensor brands for replacement. -
Page 17: Troubleshooting
Check flow Radio transmission Move unit away Sensor old or faulty Return to Dealer Condensation on sensor. Dry in air Display segments missing Display faulty Return to dealer Reading drifts Rapid temperature change Stabilize temperature & recalibrate www.nuvair.com NUVAIR Page... -
Page 18: Relay Output Schematics
12.0 Relay Output Schematics 4-20mA Connections: The relay output uses a special “Mini Jack” plug that can be purchased separately from Nuvair. Insert the plug into the output jack. Connections diagram below for additional wiring. The plug should be connected or disconnected when the instrument is switched off, or the instrument will automatically switch off. -
Page 19: Appendix
Charging Current: 300mA WARNING: • Charge only Nuvair 7.4V Li-ion rechargeable battery pack with this charger • Don’t expose the product to rain or humidity to prevent from electric shock • It is normal for the product to get slightly warm when in use •... - Page 20 NUVAIR. Terms: NUVAIR warrants the Pro He to be free from defects in material and workmanship for a period of twelve (12) months from date of purchase. The warranty covers parts and labor.
- Page 21 Pro He Alarm Helium Analyzer Notes: www.nuvair.com NUVAIR Page...
- Page 22 Notes:...
- Page 23 Notes:...
- Page 24 Nuvair™ Phone (805) 815-4044 Fax (805) 486-0900 1600 Beacon Place Oxnard, CA 93033 Email : info@nuvair.com Web : www.nuvair.com Revision 07.16...
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