ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ
Specification
Infrared measurement; Thermocouple measurement
Measurement range: -60 ... 760°C / -76 ... 1400°F -64 ...; 1400°C / -83.2 ... 2552°F
Accuracy (Tobj=15 ... 35°C, Tenv= 25°C): ± 1°C / 1.8°F ±1% of reading; or ±1°C / 1.8°F (higher value applies)
(measurement below Tenv= 23 ± 6°C / 42.8°F)
Accuracy (Tenv= 23 ±3 °C): Tobj = - 60 ... 0 ±(2+0.05/°C/°F) °C, Tobj= 0 ... 760: ±2% of reading or ± 2°C / 3.6°F (higher value applies); ±1% of reading or ±1°C / 1.8°F (higher value applies) (measurement below Tenv= 23 ± 6°C / 42.8°F)
Optical resolution: 30 : 1
Response time: 1 s
Emissivity: 0.95 (default); 0.1 ... 1.0 (adjustable)
Resolution: 0.1°C / 0.18°F at -83.2 ... 999.9°C / -117.7 ... 1831.8°F... , otherwise 1°C / 1.8°F
Functions: MAX, MIN, difference, average
Display: LCD with backlight
Power supply: 2 x AAA (Alkaline)
Battery life:
Without laser: at least 30 h
With laser and LED: at least 3 h
Operating conditions: 0 ... 50°C / 32 ... 122°F
Laser: Class 2
Weight: 256 g / < 1 lb (incl. batteries)
Dimensions: 119.2 x 47.5 x 171.8 mm / 4.7 x 1.9 x 6.8 in
Delivery contents
1 x HVAC Meter PCE-779N
1 x Thermocouple (max. 200°C / 392°F)
2 x Battery (AAA)
1 x Manual
