ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
PHOTOMETRY
Applications: Daylight, LEDs, halogen and more
Illuminance Evis: 10 lx … 100 000 lx
Color temperature CCT: 1600 K … 50 000 K (Duv > – 0.1)
Color temperature difference relative to the Planckian locus Duv: (1600 K < CCT < 50 000 K)
Color rendering index CRI per CIE 13.3: Ra, Re, R1 … R15
Gamut Area Index GAI: ✓
Chromaticity coordinates [x’,y’] per CIE 1931: ✓
Chromaticity coordinates [u’,v’] per CIE 1976: ✓
Chromaticity coordinates [u,v] per CIE 1960: ✓
Configurable measured value display: ✓
Selectable units of measure: lx / °C – fc / °F
SENSOR TECHNOLOGY, MEASUREMENT TOLERANCES
Sensor: CMOS image sensor, 256 pixels
Diffusor light-entry surface: Φ 7 mm
Distance diffuser to surface to be measured: 25 mm
Error limit – cos like rating (f2′): ≤ 3.00 %
Spectral range: 380 – 780 nm (VIS)
Full width at half maximum (FWHM): ≤ 15 nm (typically 12 nm)
Physical resolution: ~ 1.72 nm
A/D converter: 16 bit
Wavelength reproducibility: ± 0.5 nm
Integration time: automatic, manual; 10 ms – 3000 ms
Signal-to-noise ratio: 1000:1
Spurious light: -25 dB
Dark current compensation: automatic via temperature sensor
Measurement uncertainty illuminance: ± 3 %
Reproducibility chromaticity : ± 0.0005
Measurement uncertainty CCT: ± 2 %
Measurement uncertainty CRI: ± 1.5 %
MISCELLANEOUS
Mains power pack: 100 – 240 V (50/60 Hz) 0.15 A
5 V, 1 A (DC) USB port
Power supply via USB port: ✓
Rechargeable battery: Li-Ion 3.7 V – 890 mAh
Automatic shutdown: Programmable for display + device
Rechargeable battery life: ≥ 8 hours continuous operation
Charging time with power pack: 1.5 h
Operating temperature: 5 – 40 °C
Dimensions [H x W x D]: 139 mm x 60 mm x 30 mm
Weight: 150 g
Scope of delivery: Meter, sensor cover cap, V070A rechargeable battery, power pack, USB interface cable, neoprene sheath, carrying strap, calibration protocol, operating instructions in German and English, 4 GB micro SDHC memory card including EXCEL file with several protocol templates and operating instructions in German, English, French, Italian, Spanish as PDF, SD adapter
OPERATION, INTERFACES, MEMORY
Display: 2.1″ color TFT 320 x 240
Controls: 3 keys, ring controller
Interface: USB 2.0
Interface protocol: open
Data storage: 4 GB micro SD / 500.000 measurements
Memory mode: Manual, auto
Data format: CSV
