AMMONIA METER[22 Aug. 2010, 22:55:22]
Keterangan
Technical Specifications
Instrument Type Dual wavelength, direct-reading colourimeter
Optics Palintest dual LED light source optical system
with narrow band wavelength filters and
photodetectors
Wavelengths 430 nm
Wavelength
Tolerance
± 2nm
Filter Bandwidth 10nm
LCD Display 128 x 64 pixel screen
Instrument Operating
Temperature Range
0 to 50° C
Test Cells 16 mm diameter tubes
Blank/ Zero setting Held in memory or reset for each reading
Power Supply 2 x 1.5V ‘ AA’ batteries. Auto switch-off setting.
Size 150 x 65 x 40 mm
Weight 200g ( including batteries