คุณจะเลือกใช้ Refractometer กับช่วงความเข้มข้นเท่าไรดีนะ ?

คุณสามารถเลือกช่วงการวัดให้เหมาะกับแต่ละรุ่น ได้ดังตารางรูปด้านล่าง

                                    

            PAL- alpha                          PAL-1                                PAL-2                              PAL-3 

SPECIFICATIONS
	PAL-alpha	PAL-1	PAL-2	PAL-3
Measurement range	Brix 0.0 to 85.0%	Brix 0.0 to 53.0%	Brix 45.0 to 93.0%	Brix 0.0 to 93.0%
Resolution	Brix 0.1%
Measurement accuracy	Brix ±0.2%			Brix ±0.1%
Measurement temperature	10 to 75 oC (Automatic Temperature Compensation)
Ambient temperature	10 to 40 oC
Power supply	2 x AAA  Batteries
International protection class	IP65 Water resistance
Dimension and weight	5.5 x 3.1 x 10.9  cm. , 100 g (main unit only)

  

              
                          Master-alpha                                 Master-M                                          Master-T

      Measurement Range

        

             Brix 0.0-33.0%              Brix 28.0-62.0%             Brix 58.0-90.0%              Brix 45.0-82.0%               Brix 0.0-53.0%  
              
 

SPECIFICATION
	Master-T	Master-2T	Master-3T	Master-4T	Master-53T
Scale Range	Brix 0.0 to 33.0%	Brix 28.0 to 62.0%	Brix 58.0 to 90.0%	Brix 45.0 to 82.0%	Brix 0.0 to 53.0%
	AutomaticTemperature  Compensation	AutomaticTemperature  Compensation	AutomaticTemperature  Compensation	AutomaticTemperature  Compensation	AutomaticTemperature  Compensation
Minimum  Scale	0.2%	0.2%	0.2%	0.2%	0.2%
Accuracy	±0.2% (10 to 30 oC)	±0.2% (10 to 40 oC)	±0.2% (10 to 40 oC)	±0.2% (10 to 40 oC)	±0.2% (10 to 30 oC)
Repeatability	±0.1%	±0.1%	±0.1%	±0.1%	±0.25%
Size and  Weight	3.3x3.3x20.4 cm., 160g	3.3x3.3x20.4 cm., 160g	3.3x3.3x20.4 cm., 160g	3.3x3.3x20.4 cm., 160g	3.3x3.3x20.4 cm., 160g

    

  

Model	Scale	Measurement Range	Resolution	Measurement accuracy
PAL-79S	T.A.1990	0.0 to 26.0%	0.1%	±0.2%
PAL-80S	T.A.1971	0.0 to 25.0%	0.1%	±0.2%
PAL-83S	KMW (or Babo)	0.0 to 40o	0.1o	±0.2o
PAL-84S	Baume	0.0 to 21o	0.1o	±0.2o
PAL-86S	Oe (Ger)	0.0 to 240o	1o	±1o
	Brix [Double Scale]	0.0 to 53.0%	0.1%	±0.2%
PAL-87S	Oe (Oechsle)	0.0 to 240o	1o	±1o
	Brix [Double Scale]	0.0 to 53.0%	0.1%	±0.2%

 

Measurement temperature	10 to 40 oC (Automatic Temperature Compensation)
Ambient temperature	10 to 40 oC
Measurement time	3 seconds
Power supply	2 x AAA  Batteries
International protection class	IP65 Water resistance
Dimension and weight	5.5 x 3.1 x 10.9  cm. , 100 g (main unit only)

 

 

	DR-M2	DR-M4
Measurement range	Refractive index	Refractive index
	1.3277 to 1.7379     (450nm)	1.5164 to 1.9164     (450nm)
	1.3000 to 1.7100     (589nm)	1.4700 to 1.8700     (589nm)
	1.2912 to 1.7011     (680nm)	1.4558 to 1.8557     (680nm)
	1.2746 to 1.6843  (1,100nm)	1.2746 to 1.6843  (1,100nm)
Minimum indication	Refractive index (nD)     0.0001, Abbe number 0.1
Measurement accuracy	Refractive index (nD)   ±0.0001 (with the attached test piece at 589)
Wavelength range	From 450 to 1,100 nm (with interference filters)
	(For measurement at Wavelengths ranging from 681 to 1,100 nm,
	the optional Near Infrared Ray Viewer is required)
Measurement temperature range	5 to 50 oC
Output terminal	For printer, DP-21 (A) (Optional)
Power supply	AC100 to 240V, 50/60 Hz
Dimensions and weight	Refractometer         13x29x31 cm.,  6.0 kg   (main unit only)    Power supply unit   15x33x11 cm.,  3.0 kg
Optional	Near Infrared Ray Viewer (Part No.RE-9119)

 

	PAL-ES2	PAL-ES3
Measurement   method	Conductivity method
Measurement range	0.00 to 5.00% (g/100g) of salt   concentration	0.0 to 33.0% (g/100ml) of salt concentration   (Measure the distilled water diluted sample   to 10 times (by weight). Indicates the salt   concentration in percentages (g/100ml) of   the former sample before dilution)
Resolution	0.01% for salt concentration of   0.00 to 2.99%	0.1g/100ml
	0.10% for salt concentration of   3.0 to 5.0%
Measurement   accuracy	Displayed value ±0.05% (for salt concentration of 0.00 to 1.00%)	Displayed value ±0.6g/100ml
	Relative precision  ± less than 5% (for   salt concentration of 1.01 to 5.00%)	Relative precision ± less than 6% (for measurement value of 10 to 33.0g/100ml)
Temperature    compensation	10 to 40 oC
Power supply	2 x AAA  Batteries
International   Protection Class	IP65 Water resistance
Dimension and   weight	5.5 x 3.1 x 10.9  cm. , 100 g (main unit only)

 

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