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Global Water WQ770, Manual

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Global Water 

800-876-1172 

•

 globalw.com 

 

 

- 1 - 

 

  

 

 

 

 

 

 

 

 

 

Global Water  

Instrumentation, Inc.

 

 

151 Graham Road 

P.O. Box 9010 

College Station, TX 77842-9010 

T: 800-876-1172 

Int’l: (979) 690-5560, Fax: (979) 690-0440 

E-mail : [email protected] 

 

Turbidity Meter: WQ770 

 

 

 

 
 
 
 
 
 
 
 
 
 
 
 

Publication Number 38900512

Summary of Contents for WQ770

Page 1: ...alw com 1 Global Water Instrumentation Inc 151 Graham Road P O Box 9010 College Station TX 77842 9010 T 800 876 1172 Int l 979 690 5560 Fax 979 690 0440 E mail globalw globalw com Turbidity Meter WQ77...

Page 2: ...hat you will find the WQ770 to be a valuable asset for your application Should you require assistance our technical staff will be happy to help Table of Contents I Checklist Page 3 II Inspection 3 III...

Page 3: ...ipping there is no need to recalibrate the meter until the recommended maintenance period has elapsed II Inspection The Turbidity Meter was carefully inspected and certified by our Quality Assurance T...

Page 4: ...e 0 1000 NTU range then press Save e Press the Menu On button again and use the Up Down arrow keys to select units of NTU or ppm then press Save Pressing the Menu On button 6 more times returns to nor...

Page 5: ...he back of the meter The battery can be removed using your fingers or gently using a flat head screwdriver being careful not to damage the battery Ensure that the replacement battery is correctly inst...

Page 6: ...del 2 Unit serial number 3 P O the equipment was purchased on 4 Our sales order number or the invoice number 5 Repair instructions and or specific problems relating to the product Be prepared to descr...

Page 7: ...Global Water s obligations under this warranty are limited to at Global Water s option I replacing or II repairing any products determined to be defective In no case shall Global Water s liability exc...

Page 8: ...detector is placed at an angle of 90 degrees to the incident light beam measuring side scattered light The detected light intensity is directly proportional to the turbidity of the water b The followi...

Page 9: ...more beakers with 0 0 NTU Standard 50 NTU Standard and 1000 NTU Standard These beakers must be at least 500 ml in size or the end of the sensor will be too close to the bottom for accurate calibration...

Page 10: ...r bubbles from underneath the detector window ensuring that there are no bubbles on the lenses is critical Place the sensor into the distilled water Press the Save button until the display reads saved...

Page 11: ...in step b and set the HiLab value to 1000 in step i IX Appendix B Turbidity Standard Solutions The following turbidity standards are available from Global Water contact the Sales Department or Techni...

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