Spesifikasi Koehler K13150 Automatic Saybolt and ASTM Colorimeter
Alat Laboratorium Umum
Test Method
ASTM Color: For the visual determination of the color of a wide variety of petroleum products, such as lubricating oils, heating oils, diesel fuel oils, and petroleum waxes.
Saybolt Color: Determines the color of refined oils such as undyed motor and aviation gasoline, jet propulsion fuels, naphthas and kerosine, and, in addition, petroleum waxes and pharmaceutical white oils.
Specifications
Conforms to the specifications of: ASTM D156, D1500, D6045, E308; ISO 2049; IP 17 Method B; NF M 07-003, NF M 60-104; JIS K 2580
Measuring Principal: 16 Interference filters
Spectral Response: 420 - 710 nm
Bandwidth: 20 nm
Repeatability
- chromaticity (x y): ± 0.0002
Measurement Time: less than 25 seconds
Calibration: Single key press; fully automated
Light Source: 5 Volt, 10 Watt tungsten halogen lamp (lensended)
Illuminant: CIE Illuminant C
Observer: 2°
Path Length: 0.1 – 153 mm (33mm & 100mm cells supplied)
Interface: Parallel printer port, RS 232 port
Input voltage: Universal, via external power supply
Approvals: CE
Display: 2 x 40-charcter, back lit LCD
Keypad: 21-key membrane keypad; washable polyester with audible feedback
Instructions: 7 languages: English, French, German, Spanish, Italian, Portuguese, Dutch
Heater Unit: Factory fitted option, 95°C max
Instrument Housing: Fabricated sheet steel with tough,textured paint finish