HANNA HI97707 ເຄື່ອງວັດແທກແສງໄນໄຕຣຕ໌ລະດັບຕ່ຳ (0 ~ 600 µg/L (as NO₂-N))
Measurement
Range: 0 to 600 µg/L (as NO₂-N)
Accuracy @25°C (77°F): ±20 µg/L ±4% of reading
Method: adaptation of an EPA approved diazotization method
Measurement System
Light Source: light emitting diode
Bandpass filter: 466 nm
Bandpass filter bandwidth: 8 nm
Bandpass filter wavelength accuracy: ±1.0 nm
Light Detector: silicon photocell
Cuvette type: round 24.6 mm diameter (22 mm inside)
Additional Specifications
Auto logging: 50 readings
Display: 128 x 64 pixel B/W LCD with backlight
Auto-off: after 15 minutes of inactivity (30 minutes beforea READ measurement)
Battery type / Life: alkaline 1.5 V AA (3) / > 800 measurements (without backlight)
Environment: 0 to 50°C (32 to 122°F); 0 to 100% RH, non-serviceable
Dimensions: 142.5 x 102.5 x 50.5 mm (5.6 x 4.0 x 2.0")
Weight: 380 g (13.4 oz.)
HI97707 is supplied with sample cuvettes (2), sample caps (2), plastic stoppers (2), 1.5V AA batteries (3), instrument quality certificate, and instruction manual.
CAL Check standards and testing reagents sold separately
ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ