Reasons to choose the MASTER
Soy milk
Cooking
Condiments
Condiment, seasonings, ketchup, various sauces, soy sauce
Agriculture
▲
Drink
▲
Wine
▲
The α and H types can now be calibrated with the new waterproof calibration screw. All MASTER models can be calibrated by enduser.
The world's first feature
7 Automatic Sample Distribution (ASD)
The MASTER series was also designed with a smooth and easy-to-clean grip, eliminating the possibility of food and samples being trapped which can result in contamination and bacterial growth.
ATAGO has developed a spoon-shaped tip that automatically spreads the sample across the prism. This makes the instrument even more user-friendly. saving valuable time.
Sodium chloride solution, sea water, pickles
Firefighting foam, soluble cutting oil
Chemicals and medicine
Brine, deicing solution, medicine, chemical, cosmetics, cleaning solution
Fruit and vegetable juice, leaf juice, stem juice, root juice
Clinical
▲
4 Automatic Temperature Compensation (ATC)
ATAGO has established a close network of customers by providing excellent customer service and support . When an ATAGO instrument needs servicing, not only is each customer treated with respect, but they are also provided with detailed methods and userspecific suggestions on sampling and taking measurements, based on individual needs.
Machine Tools
Chinese noodle soup, various soup, various sauces
▲
Efficiently using an analog unit depends on how easily the measured value can be read. Extensive research and the use of quality optics result in a measurement scale that is very bright, creating a high contrast to see clearly where the boundary intersects the memory lines of the scale.
Salinity
Fruit juice, soft drink, carbonated beverage
▲
8 Repair and Service
Grapes, wine must
▲
3 Visibility
Urine, serum
9 Reputation for Quality
The newly designed ATC system allows the MASTER series to read more accurately than any comparable unit. ATAGO has applied for a patent on the design of the improved ATC system. The MASTER series reads more accurately than any comparable unit in the market.
ATAGO has built a firm reputation for reliability and quality during its over 70 years history. We are a strong company that exports to over 154 countries with continued growth expectations. ISO 9001 certified, along with our integrated system for producing and marketing our products, based on the “Plan-Do-Check-Act” cycle, is essential to the continued quality and to the promoting of the ATAGO name.
Simple Operation
the prism.
Jam, syrup, confectioneries
6 Calibration
2 Hygienic Design
1 Apply 1-2 drops onto
Honey
Soymilk
▲
The MASTER series has passed all water resistance, dust resistance, and drop tests. instruments were subjected to water jets form four directions, dropped from a height of one meter onto an oak platfoam, and withstood the pressure changes of air travel.
Resistant
▲
The concept of a Water washable handheld analog unit is exceptional. After measuring, the instrument can be cleaned with running water under a faucet. The new structuraldesign of these units allows them to be washed whenever necessary. Rated IP65 (dust tight and water resistant).
Jam, Syrup
▲
5 Durability
-Measuring sugar concentration,concentration, Brix and Refractive Index-
▲
Honey
▲
1 Water Resistant
Applications
2 Close the daylight plate.
View the scale through the eyepiece.
3 Read the
measurement value where the boundary line intersects the scale.
Optional Accessories Small Volume Daylight Plate With Hinge Pin
Super Extractor
Sucrose solution (for Brix confirmation)
For metal body model Parts.No. RE-2311-58M For plastic body model Parts.No. RE-2391-50M
Parts.No. RE-29401
Parts.No. RE-110010 10% Sucrose Parts.No. RE-110020 20% Sucrose Parts.No. RE-110030 30% Sucrose Parts.No. RE-110040 40% Sucrose Parts.No. RE-110050 50% Sucrose Parts.No. RE-110060 60% Sucrose
Reasons to choose the MASTER
Honey
Jam, syrup, confectioneries
Soymilk
Soy milk
Cooking
The MASTER series was also designed with a smooth and easy-to-clean grip, eliminating the possibility of food and samples being trapped which can result in contamination and bacterial growth.
ATAGO has developed a spoon-shaped tip that automatically spreads the sample across the prism. This makes the instrument even more user-friendly. saving valuable time.
Machine Tools
Sodium chloride solution, sea water, pickles
Firefighting foam, soluble cutting oil
Chemicals and medicine
Brine, deicing solution, medicine, chemical, cosmetics, cleaning solution
Fruit and vegetable juice, leaf juice, stem juice, root juice
Clinical
▲
4 Automatic Temperature Compensation (ATC)
ATAGO has established a close network of customers by providing excellent customer service and support . When an ATAGO instrument needs servicing, not only is each customer treated with respect, but they are also provided with detailed methods and userspecific suggestions on sampling and taking measurements, based on individual needs.
Salinity
Chinese noodle soup, various soup, various sauces
▲
Efficiently using an analog unit depends on how easily the measured value can be read. Extensive research and the use of quality optics result in a measurement scale that is very bright, creating a high contrast to see clearly where the boundary intersects the memory lines of the scale.
Fruit juice, soft drink, carbonated beverage
▲
8 Repair and Service
Grapes, wine must
▲
3 Visibility
Urine, serum
9 Reputation for Quality
The newly designed ATC system allows the MASTER series to read more accurately than any comparable unit. ATAGO has applied for a patent on the design of the improved ATC system. The MASTER series reads more accurately than any comparable unit in the market.
ATAGO has built a firm reputation for reliability and quality during its over 70 years history. We are a strong company that exports to over 154 countries with continued growth expectations. ISO 9001 certified, along with our integrated system for producing and marketing our products, based on the “Plan-Do-Check-Act” cycle, is essential to the continued quality and to the promoting of the ATAGO name.
Simple Operation
Optional Accessories Small Volume Daylight Plate With Hinge Pin
Super Extractor
Sucrose solution (for Brix confirmation)
For metal body model Parts.No. RE-2311-58M For plastic body model Parts.No. RE-2391-50M
Parts.No. RE-29401
Parts.No. RE-110010 10% Sucrose Parts.No. RE-110020 20% Sucrose Parts.No. RE-110030 30% Sucrose Parts.No. RE-110040 40% Sucrose Parts.No. RE-110050 50% Sucrose Parts.No. RE-110060 60% Sucrose
All ATAGO refractometers are designed and manufactured in Japan.
Headquarters: The Front Tower Shiba Koen, 23rd Floor 2-6-3 Shiba-koen, Minato-ku, Tokyo 105-0011, Japan TEL : 81-3-3431-1943 FAX : 81-3-3431-1945 overseas@atago.net http : //www.atago.net/
the prism.
Agriculture
▲
Drink
▲
Wine
▲
The α and H types can now be calibrated with the new waterproof calibration screw. All MASTER models can be calibrated by enduser.
7 Automatic Sample Distribution (ASD)
2 Hygienic Design
1 Apply 1-2 drops onto
Condiment, seasonings, ketchup, various sauces, soy sauce
6 Calibration The world's first feature
Condiments
▲
The MASTER series has passed all water resistance, dust resistance, and drop tests. instruments were subjected to water jets form four directions, dropped from a height of one meter onto an oak platfoam, and withstood the pressure changes of air travel.
Resistant
▲
The concept of a Water washable handheld analog unit is exceptional. After measuring, the instrument can be cleaned with running water under a faucet. The new structuraldesign of these units allows them to be washed whenever necessary. Rated IP65 (dust tight and water resistant).
Jam, Syrup
▲
5 Durability
-Measuring sugar concentration,concentration, Brix and Refractive Index-
▲
Honey
▲
1 Water Resistant
Applications
2 Close the daylight plate.
View the scale through the eyepiece.
3 Read the
measurement value where the boundary line intersects the scale.
ISO9001 REGISTERED
ATAGO products comply with HACCP, GMP, and GLP system standards.
* Specifications and appearance are subject to change without notice.
TEL : 1-425-637-2107 customerservice@atago-usa.com TEL : 91-22-2833-8038 / 8076 customerservice@atago-india.com TEL : 662-982-8718-9 customerservice@atago-thailand.com TEL : 55 16 3916-6000 customerservice@atago-brasil.com TEL : 39 2 36557267 customerservice@atago-italia.com TEL : 86 20-38106065 info@atago-china.com
V.03 12070000PP Printed in Japan
■ Understanding
model names
■
series
Choose the right model for your sample, based on the features and materials of the instrument.
A model name consists of the scale (sample name), material, and feature type.
Sample information ・ About 40% Brix (see A in chart below) ・ Salty ・ Oily
Scale
Material
Features
➡
Measuring sauces
➡
Example
➡
Brix Scale
Choose 2 28-62% (see B in chart below).
Choose the saltresistant P plastic body.
Choose the washable type for easy cleaning.
Metal ･･･Blank
Choose α
Brix Scale
2 types
Series Material
Metal
Model
MASTER-α
(1) (0.2％)
(0.2％)
(0.2％)
Measuring brine
Die-cast aluminum
PBT
Ideal for the agriculture industry, metal working fluids, and various high-temperature samples. Resistant to organic solvents.
Resistant to salty and acidic samples.
(polybutylene terephthalate)
■ Brix
Scale
Features
4
45～82％
Choose the corrosionresistant P plastic body with a wide-range salinity scale.
Choose the water-resistant type for safe handling in an environment where running/ standing water is readily available. Choose α
(0.2％)
of Various Samples Refractive index and Brix of various types of samples
Accuracy
Size & Weight
Size & Weight
Size & Weight
0～20％
Size & Weight
0～53％ (0.5％)
α
T
Water resistant
●
—
—
●
Automatic temperature compensation
●
●
—
●
Heat resistant
—
—
—
●
Calibration
●
●
●
●
M
▲
Both the αand T types are equipped with the Automatic Temperature Compensation feature. Choose theαtype for the added feature of IP 65 water-resistance. The H type is the heat-resistant version of theαtype.
Accuracy
Size & Weight
Material Model Cat.No. Range Minimum
Material
B
Custom scales are available upon request.
MASTER-3M
MASTER-3PM 2953
3.2×3.4×16.8cm/130g
3.2×3.4×16.8cm/90g
MASTER-4M
MASTER-4PM
2343
2963 —
MASTER-10PT
3.2×3.4×16.8cm/130g
3.2×3.4×16.8cm/90g
MASTER-10M
MASTER-10PM
2373
2983 —
MASTER-20PT
3.2×3.4×20.3cm/155g
3.2×3.4×20.3cm/105g
MASTER-20M
MASTER-20PM
2383
2993 —
MASTER-53PT
2352 2972 ±0.5％ *±0.25％（10～30℃） 3.2×3.4×16.8cm/130g 3.2×3.4×16.8cm/90g
3.2×3.4×20.7cm/165g
3.2×3.4×20.7cm/110g
MASTER-53M
MASTER-53PM
2353
2973 —
3.2×3.4×16.8cm/130g
3.2×3.4×16.8cm/90g
MASTER-50H
MASTER-80H
MASTER-93H
MASTER-100H
2354 Brix 0.0～50.0％
2364 Brix 30.0～80.0％
2374 Brix 45.0～93.0％
2384 Brix 60.0～100.0％
0.5% ±0.5％ *±0.25% 3.2×3.4× 16.8cm/130g
Model
A
Coolant M Plastic MASTER-BR
Battery Coolant M Plastic MASTER-BC
2930
Cat.No. Scale
Battery Coolant M Plastic MASTER-BCF
2931
① 0 to 70％ 0 to －50℃ ② 0 to 70％ 0 to －50℃
Minimum Scale
5％ 5℃
① 0 to －50℃ ② 0 to －50℃ ③ 1.150 to 1.300 ① 5℃ ② 5℃ ③ 0.01
① 10℉ ② 10℉ ③ 0.01
Model Cat.No.
2491
2493
2471
2473
① Salinity ② Specific gravity
International Protection Class
IP65
2481
― ―
IP65
3.3×3.3×20.4cm, 100g
IP65 = dust-tight and protected against water jets (except eye piece) *Repeatability
0.0 to 28.0g/100g
0.1ｇ/100g ±0.2g/100g *±0.1g/100g （10 to 30℃）
3.3×3.3×20.4cm, 100g
2483 Sodium chloride
0.0 to 10.0g/100g
① 0 to 100‰ ② 1.000 to 1.070 ① ±2‰ *±1‰ ② ±0.001 *±0.0005（10 to 30％）
Salinity (Wide range) Salinity (Wide range) M α Plastic Plastic MASTER-S28α MASTER-S28 M
Sodium chloride
① 1‰ ② 0.001
Range Measurement Accuracy
Size & Weight
0.001 3.3×3.3×16.8cm, 120g
Salinity M Plastic MASTER-S10 M
Minimum Scale
1.435 to 1.520
3.3×3.3×16.8cm , 90g
Salinity α Plastic MASTER-S10α
Scale
Refractive index
① 32 to －60℉ ② 32 to －50℉ ③ 1.150 to 1.300
Seawater M Plastic MASTER-S/Mill M
Material
2612
① ethylene glycol freezing temp ② propylene glycol freezing temp ③ battery fluid d20/20
Seawater α Plastic MASTER-S/Millα
Series
Refractive index M Metal MASTER-RI
2932
① ethylene glycol freezing temp ② propylene glycol freezing temp ③ battery fluid d20/20
① propylene glycol ② ethylene glycol
Range
Sample
Brix 0〜10％
3.2×3.4×20.3cm/105g
H Metal
Size & Weight
Brix 0〜33％
3.2×3.4×20.3cm/155g
Special Scale Series
Special scale example
MASTER-4PT
2382 2992 ±0.2％ *±0.1％（10～30℃） 3.2×3.4×20.7cm/165g 3.2×3.4×20.7cm/110g
Accuracy Size & Weight
Brix or other special scales
Brix scale examples
2943
—
2372 2982 ±0.2％ *±0.1％（10～30℃） 3.2×3.4×20.3cm/155g 3.2×3.4×20.3cm/105g
Series
H
MASTER-2PM
2333
2342 2962 ±0.2％ *±0.1％（10～40℃） 3.2×3.4×16.8cm/130g 3.2×3.4×16.8cm/90g
MASTER-53T
MASTER-2M
Heat resistant
Sample
Scale
MASTER-53Pα
3.2×3.4×20.3cm/105g
—
MASTER-3PT
MASTER-20T
3.2×3.4×20.3cm/155g
2323
2332 2952 ±0.2％ *±0.1％（10～40℃） 3.2×3.4×16.8cm/130g 3.2×3.4×16.8cm/90g
MASTER-10T
2393 —
MASTER-2PT
MASTER-4T
2351 2971 ±0.5％ *±0.25％（10～30℃） 3.2×3.4×16.8cm/130g 3.2×3.4×16.8cm/90g
2313
2322 2942 ±0.2％ *±0.1％（10～40℃） 3.2×3.4×20.3cm/155g 3.2×3.4×20.3cm/105g
MASTER-3T
MASTER-20Pα
MASTER-53α
Cat.No.
2312 2392 ±0.2％ *±0.1％（10～30℃） 3.2×3.4×20.3cm/155g 3.2×3.4×20.3cm/105g
MASTER-2T
2381 2991 ±0.2％ *±0.1％（10～30℃） 3.2×3.4×20.7cm/165g 3.2×3.4×20.7cm/110g
Model
53
MASTER-PM
MASTER-10Pα
MASTER-20α
Accuracy
MASTER-M
2371 2981 ±0.2％ *±0.1％（10～30℃） 3.2×3.4×20.3cm/155g 3.2×3.4×20.3cm/105g
Model Cat.No.
MASTER-PT
MASTER-4Pα
MASTER-10α
Accuracy
MASTER-T
2341 2961 ±0.2％ *±0.1％（10～40℃） 3.2×3.4×16.8cm/130g 3.2×3.4×16.8cm/90g
Model Cat.No.
Plastic
MASTER-Pα
MASTER-3Pα
MASTER-4α
Accuracy
Metal
2331 2951 ±0.2％ *±0.1％（10～40℃） 3.2×3.4×16.8cm/130g 3.2×3.4×16.8cm/90g
Model Cat.No.
Plastic
MASTER-2Pα
MASTER-3α
M
Metal
2321 2941 ±0.2％ *±0.1％（10～40℃） 3.2×3.4×20.3cm/155g 3.2×3.4×20.3cm/105g
Model Cat.No.
20 (0.1％)
Features 4 types
Series
Size & Weight
0～10％ (0.1％)
MASTER-2α
Accuracy
10
T Plastic
2311 2391 ±0.2％ *±0.1％（10～30℃） 3.2×3.4×20.3cm/155g 3.2×3.4×20.3cm/105g
Model Cat.No.
58～90％
Sample information ・ Salty ・ Running/standing water around ・ High in salt concentration
Plastic
Size & Weight
2
➡
Metal
Accuracy
28～62％
➡
Example
Choose either metal or plastic.
Cat.No.
0～33％
3
Special Scale
α
Range (Minimum)
Plastic ････ P
Material
Specifications
0.2ｇ/100g ―
±0.2g/100g *±0.1g/100g （10 to 30℃)
―
―
IP65
― 3.3×3.3×20.4cm, 100g
■ Understanding
model names
■
series
Choose the right model for your sample, based on the features and materials of the instrument.
A model name consists of the scale (sample name), material, and feature type.
Sample information ・ About 40% Brix (see A in chart below) ・ Salty ・ Oily
Scale
Material
Features
➡
Measuring sauces
➡
Example
➡
Brix Scale
Choose 2 28-62% (see B in chart below).
Choose the saltresistant P plastic body.
Choose the washable type for easy cleaning.
Metal ･･･Blank
Choose α
Brix Scale
2 types
Series Material
Metal
Model
MASTER-α
(1) (0.2％)
(0.2％)
(0.2％)
Measuring brine
Die-cast aluminum
PBT
Ideal for the agriculture industry, metal working fluids, and various high-temperature samples. Resistant to organic solvents.
Resistant to salty and acidic samples.
(polybutylene terephthalate)
■ Brix
Scale
Features
4
45～82％
Choose the corrosionresistant P plastic body with a wide-range salinity scale.
Choose the water-resistant type for safe handling in an environment where running/ standing water is readily available. Choose α
(0.2％)
of Various Samples Refractive index and Brix of various types of samples
Accuracy
Size & Weight
Size & Weight
Size & Weight
0～20％
Size & Weight
0～53％ (0.5％)
α
T
Water resistant
●
—
—
●
Automatic temperature compensation
●
●
—
●
Heat resistant
—
—
—
●
Calibration
●
●
●
●
M
▲
Both the αand T types are equipped with the Automatic Temperature Compensation feature. Choose theαtype for the added feature of IP 65 water-resistance. The H type is the heat-resistant version of theαtype.
Accuracy
Size & Weight
Material Model Cat.No. Range Minimum
Material
B
Custom scales are available upon request.
MASTER-3M
MASTER-3PM 2953
3.2×3.4×16.8cm/130g
3.2×3.4×16.8cm/90g
MASTER-4M
MASTER-4PM
2343
2963 —
MASTER-10PT
3.2×3.4×16.8cm/130g
3.2×3.4×16.8cm/90g
MASTER-10M
MASTER-10PM
2373
2983 —
MASTER-20PT
3.2×3.4×20.3cm/155g
3.2×3.4×20.3cm/105g
MASTER-20M
MASTER-20PM
2383
2993 —
MASTER-53PT
2352 2972 ±0.5％ *±0.25％（10～30℃） 3.2×3.4×16.8cm/130g 3.2×3.4×16.8cm/90g
3.2×3.4×20.7cm/165g
3.2×3.4×20.7cm/110g
MASTER-53M
MASTER-53PM
2353
2973 —
3.2×3.4×16.8cm/130g
3.2×3.4×16.8cm/90g
MASTER-50H
MASTER-80H
MASTER-93H
MASTER-100H
2354 Brix 0.0～50.0％
2364 Brix 30.0～80.0％
2374 Brix 45.0～93.0％
2384 Brix 60.0～100.0％
0.5% ±0.5％ *±0.25% 3.2×3.4× 16.8cm/130g
Model
A
Coolant M Plastic MASTER-BR
Battery Coolant M Plastic MASTER-BC
2930
Cat.No. Scale
Battery Coolant M Plastic MASTER-BCF
2931
① 0 to 70％ 0 to －50℃ ② 0 to 70％ 0 to －50℃
Minimum Scale
5％ 5℃
① 0 to －50℃ ② 0 to －50℃ ③ 1.150 to 1.300 ① 5℃ ② 5℃ ③ 0.01
① 10℉ ② 10℉ ③ 0.01
Model Cat.No.
2491
2493
2471
2473
① Salinity ② Specific gravity
International Protection Class
IP65
2481
― ―
IP65
3.3×3.3×20.4cm, 100g
IP65 = dust-tight and protected against water jets (except eye piece) *Repeatability
0.0 to 28.0g/100g
0.1ｇ/100g ±0.2g/100g *±0.1g/100g （10 to 30℃）
3.3×3.3×20.4cm, 100g
2483 Sodium chloride
0.0 to 10.0g/100g
① 0 to 100‰ ② 1.000 to 1.070 ① ±2‰ *±1‰ ② ±0.001 *±0.0005（10 to 30％）
Salinity (Wide range) Salinity (Wide range) M α Plastic Plastic MASTER-S28α MASTER-S28 M
Sodium chloride
① 1‰ ② 0.001
Range Measurement Accuracy
Size & Weight
0.001 3.3×3.3×16.8cm, 120g
Salinity M Plastic MASTER-S10 M
Minimum Scale
1.435 to 1.520
3.3×3.3×16.8cm , 90g
Salinity α Plastic MASTER-S10α
Scale
Refractive index
① 32 to －60℉ ② 32 to －50℉ ③ 1.150 to 1.300
Seawater M Plastic MASTER-S/Mill M
Material
2612
① ethylene glycol freezing temp ② propylene glycol freezing temp ③ battery fluid d20/20
Seawater α Plastic MASTER-S/Millα
Series
Refractive index M Metal MASTER-RI
2932
① ethylene glycol freezing temp ② propylene glycol freezing temp ③ battery fluid d20/20
① propylene glycol ② ethylene glycol
Range
Sample
Brix 0〜10％
3.2×3.4×20.3cm/105g
H Metal
Size & Weight
Brix 0〜33％
3.2×3.4×20.3cm/155g
Special Scale Series
Special scale example
MASTER-4PT
2382 2992 ±0.2％ *±0.1％（10～30℃） 3.2×3.4×20.7cm/165g 3.2×3.4×20.7cm/110g
Accuracy Size & Weight
Brix or other special scales
Brix scale examples
2943
—
2372 2982 ±0.2％ *±0.1％（10～30℃） 3.2×3.4×20.3cm/155g 3.2×3.4×20.3cm/105g
Series
H
MASTER-2PM
2333
2342 2962 ±0.2％ *±0.1％（10～40℃） 3.2×3.4×16.8cm/130g 3.2×3.4×16.8cm/90g
MASTER-53T
MASTER-2M
Heat resistant
Sample
Scale
MASTER-53Pα
3.2×3.4×20.3cm/105g
—
MASTER-3PT
MASTER-20T
3.2×3.4×20.3cm/155g
2323
2332 2952 ±0.2％ *±0.1％（10～40℃） 3.2×3.4×16.8cm/130g 3.2×3.4×16.8cm/90g
MASTER-10T
2393 —
MASTER-2PT
MASTER-4T
2351 2971 ±0.5％ *±0.25％（10～30℃） 3.2×3.4×16.8cm/130g 3.2×3.4×16.8cm/90g
2313
2322 2942 ±0.2％ *±0.1％（10～40℃） 3.2×3.4×20.3cm/155g 3.2×3.4×20.3cm/105g
MASTER-3T
MASTER-20Pα
MASTER-53α
Cat.No.
2312 2392 ±0.2％ *±0.1％（10～30℃） 3.2×3.4×20.3cm/155g 3.2×3.4×20.3cm/105g
MASTER-2T
2381 2991 ±0.2％ *±0.1％（10～30℃） 3.2×3.4×20.7cm/165g 3.2×3.4×20.7cm/110g
Model
53
MASTER-PM
MASTER-10Pα
MASTER-20α
Accuracy
MASTER-M
2371 2981 ±0.2％ *±0.1％（10～30℃） 3.2×3.4×20.3cm/155g 3.2×3.4×20.3cm/105g
Model Cat.No.
MASTER-PT
MASTER-4Pα
MASTER-10α
Accuracy
MASTER-T
2341 2961 ±0.2％ *±0.1％（10～40℃） 3.2×3.4×16.8cm/130g 3.2×3.4×16.8cm/90g
Model Cat.No.
Plastic
MASTER-Pα
MASTER-3Pα
MASTER-4α
Accuracy
Metal
2331 2951 ±0.2％ *±0.1％（10～40℃） 3.2×3.4×16.8cm/130g 3.2×3.4×16.8cm/90g
Model Cat.No.
Plastic
MASTER-2Pα
MASTER-3α
M
Metal
2321 2941 ±0.2％ *±0.1％（10～40℃） 3.2×3.4×20.3cm/155g 3.2×3.4×20.3cm/105g
Model Cat.No.
20 (0.1％)
Features 4 types
Series
Size & Weight
0～10％ (0.1％)
MASTER-2α
Accuracy
10
T Plastic
2311 2391 ±0.2％ *±0.1％（10～30℃） 3.2×3.4×20.3cm/155g 3.2×3.4×20.3cm/105g
Model Cat.No.
58～90％
Sample information ・ Salty ・ Running/standing water around ・ High in salt concentration
Plastic
Size & Weight
2
➡
Metal
Accuracy
28～62％
➡
Example
Choose either metal or plastic.
Cat.No.
0～33％
3
Special Scale
α
Range (Minimum)
Plastic ････ P
Material
Specifications
0.2ｇ/100g ―
±0.2g/100g *±0.1g/100g （10 to 30℃)
―
―
IP65
― 3.3×3.3×20.4cm, 100g
■ Understanding
model names
■
series
Choose the right model for your sample, based on the features and materials of the instrument.
A model name consists of the scale (sample name), material, and feature type.
Sample information ・ About 40% Brix (see A in chart below) ・ Salty ・ Oily
Scale
Material
Features
➡
Measuring sauces
➡
Example
➡
Brix Scale
Choose 2 28-62% (see B in chart below).
Choose the saltresistant P plastic body.
Choose the washable type for easy cleaning.
Metal ･･･Blank
Choose α
Brix Scale
2 types
Series Material
Metal
Model
MASTER-α
(1) (0.2％)
(0.2％)
(0.2％)
Measuring brine
Die-cast aluminum
PBT
Ideal for the agriculture industry, metal working fluids, and various high-temperature samples. Resistant to organic solvents.
Resistant to salty and acidic samples.
(polybutylene terephthalate)
■ Brix
Scale
Features
4
45～82％
Choose the corrosionresistant P plastic body with a wide-range salinity scale.
Choose the water-resistant type for safe handling in an environment where running/ standing water is readily available. Choose α
(0.2％)
of Various Samples Refractive index and Brix of various types of samples
Accuracy
Size & Weight
Size & Weight
Size & Weight
0～20％
Size & Weight
0～53％ (0.5％)
α
T
Water resistant
●
—
—
●
Automatic temperature compensation
●
●
—
●
Heat resistant
—
—
—
●
Calibration
●
●
●
●
M
▲
Both the αand T types are equipped with the Automatic Temperature Compensation feature. Choose theαtype for the added feature of IP 65 water-resistance. The H type is the heat-resistant version of theαtype.
Accuracy
Size & Weight
Material Model Cat.No. Range Minimum
Material
B
Custom scales are available upon request.
MASTER-3M
MASTER-3PM 2953
3.2×3.4×16.8cm/130g
3.2×3.4×16.8cm/90g
MASTER-4M
MASTER-4PM
2343
2963 —
MASTER-10PT
3.2×3.4×16.8cm/130g
3.2×3.4×16.8cm/90g
MASTER-10M
MASTER-10PM
2373
2983 —
MASTER-20PT
3.2×3.4×20.3cm/155g
3.2×3.4×20.3cm/105g
MASTER-20M
MASTER-20PM
2383
2993 —
MASTER-53PT
2352 2972 ±0.5％ *±0.25％（10～30℃） 3.2×3.4×16.8cm/130g 3.2×3.4×16.8cm/90g
3.2×3.4×20.7cm/165g
3.2×3.4×20.7cm/110g
MASTER-53M
MASTER-53PM
2353
2973 —
3.2×3.4×16.8cm/130g
3.2×3.4×16.8cm/90g
MASTER-50H
MASTER-80H
MASTER-93H
MASTER-100H
2354 Brix 0.0～50.0％
2364 Brix 30.0～80.0％
2374 Brix 45.0～93.0％
2384 Brix 60.0～100.0％
0.5% ±0.5％ *±0.25% 3.2×3.4× 16.8cm/130g
Model
A
Coolant M Plastic MASTER-BR
Battery Coolant M Plastic MASTER-BC
2930
Cat.No. Scale
Battery Coolant M Plastic MASTER-BCF
2931
① 0 to 70％ 0 to －50℃ ② 0 to 70％ 0 to －50℃
Minimum Scale
5％ 5℃
① 0 to －50℃ ② 0 to －50℃ ③ 1.150 to 1.300 ① 5℃ ② 5℃ ③ 0.01
① 10℉ ② 10℉ ③ 0.01
Model Cat.No.
2491
2493
2471
2473
① Salinity ② Specific gravity
International Protection Class
IP65
2481
― ―
IP65
3.3×3.3×20.4cm, 100g
IP65 = dust-tight and protected against water jets (except eye piece) *Repeatability
0.0 to 28.0g/100g
0.1ｇ/100g ±0.2g/100g *±0.1g/100g （10 to 30℃）
3.3×3.3×20.4cm, 100g
2483 Sodium chloride
0.0 to 10.0g/100g
① 0 to 100‰ ② 1.000 to 1.070 ① ±2‰ *±1‰ ② ±0.001 *±0.0005（10 to 30％）
Salinity (Wide range) Salinity (Wide range) M α Plastic Plastic MASTER-S28α MASTER-S28 M
Sodium chloride
① 1‰ ② 0.001
Range Measurement Accuracy
Size & Weight
0.001 3.3×3.3×16.8cm, 120g
Salinity M Plastic MASTER-S10 M
Minimum Scale
1.435 to 1.520
3.3×3.3×16.8cm , 90g
Salinity α Plastic MASTER-S10α
Scale
Refractive index
① 32 to －60℉ ② 32 to －50℉ ③ 1.150 to 1.300
Seawater M Plastic MASTER-S/Mill M
Material
2612
① ethylene glycol freezing temp ② propylene glycol freezing temp ③ battery fluid d20/20
Seawater α Plastic MASTER-S/Millα
Series
Refractive index M Metal MASTER-RI
2932
① ethylene glycol freezing temp ② propylene glycol freezing temp ③ battery fluid d20/20
① propylene glycol ② ethylene glycol
Range
Sample
Brix 0〜10％
3.2×3.4×20.3cm/105g
H Metal
Size & Weight
Brix 0〜33％
3.2×3.4×20.3cm/155g
Special Scale Series
Special scale example
MASTER-4PT
2382 2992 ±0.2％ *±0.1％（10～30℃） 3.2×3.4×20.7cm/165g 3.2×3.4×20.7cm/110g
Accuracy Size & Weight
Brix or other special scales
Brix scale examples
2943
—
2372 2982 ±0.2％ *±0.1％（10～30℃） 3.2×3.4×20.3cm/155g 3.2×3.4×20.3cm/105g
Series
H
MASTER-2PM
2333
2342 2962 ±0.2％ *±0.1％（10～40℃） 3.2×3.4×16.8cm/130g 3.2×3.4×16.8cm/90g
MASTER-53T
MASTER-2M
Heat resistant
Sample
Scale
MASTER-53Pα
3.2×3.4×20.3cm/105g
—
MASTER-3PT
MASTER-20T
3.2×3.4×20.3cm/155g
2323
2332 2952 ±0.2％ *±0.1％（10～40℃） 3.2×3.4×16.8cm/130g 3.2×3.4×16.8cm/90g
MASTER-10T
2393 —
MASTER-2PT
MASTER-4T
2351 2971 ±0.5％ *±0.25％（10～30℃） 3.2×3.4×16.8cm/130g 3.2×3.4×16.8cm/90g
2313
2322 2942 ±0.2％ *±0.1％（10～40℃） 3.2×3.4×20.3cm/155g 3.2×3.4×20.3cm/105g
MASTER-3T
MASTER-20Pα
MASTER-53α
Cat.No.
2312 2392 ±0.2％ *±0.1％（10～30℃） 3.2×3.4×20.3cm/155g 3.2×3.4×20.3cm/105g
MASTER-2T
2381 2991 ±0.2％ *±0.1％（10～30℃） 3.2×3.4×20.7cm/165g 3.2×3.4×20.7cm/110g
Model
53
MASTER-PM
MASTER-10Pα
MASTER-20α
Accuracy
MASTER-M
2371 2981 ±0.2％ *±0.1％（10～30℃） 3.2×3.4×20.3cm/155g 3.2×3.4×20.3cm/105g
Model Cat.No.
MASTER-PT
MASTER-4Pα
MASTER-10α
Accuracy
MASTER-T
2341 2961 ±0.2％ *±0.1％（10～40℃） 3.2×3.4×16.8cm/130g 3.2×3.4×16.8cm/90g
Model Cat.No.
Plastic
MASTER-Pα
MASTER-3Pα
MASTER-4α
Accuracy
Metal
2331 2951 ±0.2％ *±0.1％（10～40℃） 3.2×3.4×16.8cm/130g 3.2×3.4×16.8cm/90g
Model Cat.No.
Plastic
MASTER-2Pα
MASTER-3α
M
Metal
2321 2941 ±0.2％ *±0.1％（10～40℃） 3.2×3.4×20.3cm/155g 3.2×3.4×20.3cm/105g
Model Cat.No.
20 (0.1％)
Features 4 types
Series
Size & Weight
0～10％ (0.1％)
MASTER-2α
Accuracy
10
T Plastic
2311 2391 ±0.2％ *±0.1％（10～30℃） 3.2×3.4×20.3cm/155g 3.2×3.4×20.3cm/105g
Model Cat.No.
58～90％
Sample information ・ Salty ・ Running/standing water around ・ High in salt concentration
Plastic
Size & Weight
2
➡
Metal
Accuracy
28～62％
➡
Example
Choose either metal or plastic.
Cat.No.
0～33％
3
Special Scale
α
Range (Minimum)
Plastic ････ P
Material
Specifications
0.2ｇ/100g ―
±0.2g/100g *±0.1g/100g （10 to 30℃)
―
―
IP65
― 3.3×3.3×20.4cm, 100g
Reasons to choose the MASTER
Honey
Jam, syrup, confectioneries
Soymilk
Soy milk
Cooking
The MASTER series was also designed with a smooth and easy-to-clean grip, eliminating the possibility of food and samples being trapped which can result in contamination and bacterial growth.
ATAGO has developed a spoon-shaped tip that automatically spreads the sample across the prism. This makes the instrument even more user-friendly. saving valuable time.
Machine Tools
Sodium chloride solution, sea water, pickles
Firefighting foam, soluble cutting oil
Chemicals and medicine
Brine, deicing solution, medicine, chemical, cosmetics, cleaning solution
Fruit and vegetable juice, leaf juice, stem juice, root juice
Clinical
▲
4 Automatic Temperature Compensation (ATC)
ATAGO has established a close network of customers by providing excellent customer service and support . When an ATAGO instrument needs servicing, not only is each customer treated with respect, but they are also provided with detailed methods and userspecific suggestions on sampling and taking measurements, based on individual needs.
Salinity
Chinese noodle soup, various soup, various sauces
▲
Efficiently using an analog unit depends on how easily the measured value can be read. Extensive research and the use of quality optics result in a measurement scale that is very bright, creating a high contrast to see clearly where the boundary intersects the memory lines of the scale.
Fruit juice, soft drink, carbonated beverage
▲
8 Repair and Service
Grapes, wine must
▲
3 Visibility
Urine, serum
9 Reputation for Quality
The newly designed ATC system allows the MASTER series to read more accurately than any comparable unit. ATAGO has applied for a patent on the design of the improved ATC system. The MASTER series reads more accurately than any comparable unit in the market.
ATAGO has built a firm reputation for reliability and quality during its over 70 years history. We are a strong company that exports to over 154 countries with continued growth expectations. ISO 9001 certified, along with our integrated system for producing and marketing our products, based on the “Plan-Do-Check-Act” cycle, is essential to the continued quality and to the promoting of the ATAGO name.
Simple Operation
Optional Accessories Small Volume Daylight Plate With Hinge Pin
Super Extractor
Sucrose solution (for Brix confirmation)
For metal body model Parts.No. RE-2311-58M For plastic body model Parts.No. RE-2391-50M
Parts.No. RE-29401
Parts.No. RE-110010 10% Sucrose Parts.No. RE-110020 20% Sucrose Parts.No. RE-110030 30% Sucrose Parts.No. RE-110040 40% Sucrose Parts.No. RE-110050 50% Sucrose Parts.No. RE-110060 60% Sucrose
All ATAGO refractometers are designed and manufactured in Japan.
Headquarters: The Front Tower Shiba Koen, 23rd Floor 2-6-3 Shiba-koen, Minato-ku, Tokyo 105-0011, Japan TEL : 81-3-3431-1943 FAX : 81-3-3431-1945 overseas@atago.net http : //www.atago.net/
the prism.
Agriculture
▲
Drink
▲
Wine
▲
The α and H types can now be calibrated with the new waterproof calibration screw. All MASTER models can be calibrated by enduser.
7 Automatic Sample Distribution (ASD)
2 Hygienic Design
1 Apply 1-2 drops onto
Condiment, seasonings, ketchup, various sauces, soy sauce
6 Calibration The world's first feature
Condiments
▲
The MASTER series has passed all water resistance, dust resistance, and drop tests. instruments were subjected to water jets form four directions, dropped from a height of one meter onto an oak platfoam, and withstood the pressure changes of air travel.
Resistant
▲
The concept of a Water washable handheld analog unit is exceptional. After measuring, the instrument can be cleaned with running water under a faucet. The new structuraldesign of these units allows them to be washed whenever necessary. Rated IP65 (dust tight and water resistant).
Jam, Syrup
▲
5 Durability
-Measuring sugar concentration,concentration, Brix and Refractive Index-
▲
Honey
▲
1 Water Resistant
Applications
2 Close the daylight plate.
View the scale through the eyepiece.
3 Read the
measurement value where the boundary line intersects the scale.
ISO9001 REGISTERED
ATAGO products comply with HACCP, GMP, and GLP system standards.
* Specifications and appearance are subject to change without notice.
TEL : 1-425-637-2107 customerservice@atago-usa.com TEL : 91-22-2833-8038 / 8076 customerservice@atago-india.com TEL : 662-982-8718-9 customerservice@atago-thailand.com TEL : 55 16 3916-6000 customerservice@atago-brasil.com TEL : 39 2 36557267 customerservice@atago-italia.com TEL : 86 20-38106065 info@atago-china.com
V.03 12070000PP Printed in Japan