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Products > Key brands - water analyzer > YSI > Pro20 Dissolved Oxygen Meter
Product name : Pro20 Dissolved Oxygen Meter
Item : 美国维赛(YSI)
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Details:
  For measuring dissolved oxygen (Galvanic and Polarographic optional) or BOD (polarography) and temperature. 

Introduction 


● Built-in barometer 
● Software upgradeable 
● You can store up to 50 sets of data 
● display, keyboard dual background light, easy to operate under low light conditions 
● Press ergonomic design, feel comfortable, elegant appearance 
● cable, the probe can be replaceable in the field without tools 
● Host, cables, probes, three-body separation: the host can be equipped with length 1 m / 4 m / 10 m / 20 m / 30 m / 100 m of cable to meet different application needs 
● battery compartment and main instrument respective watertight divisions, even if the water does not affect the battery compartment instrument circuit 
● long life, low supplies, the average use of low cost 
● MS military connectors, quick plug, waterproof, reliable connection portion of the cable connector securely to withstand 300,000 times bending, durable 
● Stainless steel probe protective cover, sturdy crashworthiness and easier to sink into the water 

Details 

YSI Pro20 System Specifications 
Technical indicators measuring parameters 
Parameter Range Resolution Accuracy Calibration 
DO 
(% Air saturation) 
0-500% 0.1% or 1% air saturation (optional) 0 to 200%: ± 2% of reading or 2% air saturation, whichever is greater; 
200-500%: A reading of ± 6% 1 point, or 0:00 
DO 
(Mg / l) 0-50 mg / l 
0.01 mg / l 
Or 0.1 mg / l (optional) 
0-20 mg / l; ± 2% of reading or 0.2 mg / L, whichever is greater; 
20-50 mg / l: reading of ± 6% 1 point, or 0:00 
Temperature 
(Wild rugged cable) 
-5 To 70 ℃ 
0.1 ℃ 
± 0.2 ℃ 
  
Temperature 
(Laboratory-grade cable) 
-5 To 70 ℃ 
0.1 ℃ 
± 0.35 ℃

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