EXTECH EN300 Hygro-Thermo-Anemometer-Light-Sound Meter
Air Velocity
ft/min: 80 to 5910, ±3%
m/s: 0.4 to 30m/s, ±3%
km/h:1.4 to 108km/, ±3%
MPH: 0.9 to 67MPH, ±3%
Knots: 0.8 to 58.3 knots, ±3%
Light
Foot Candles: 0 to 1860Fc, ±5%
Lux: 0 to 20,000Lux, ±5%
Relative Humidity: 10 to 95%RH, ±4%RH
Temperature
Thermistor: 32 to 122°F (0 to 50°C), ±2.5°F/1.2°C
Type K: -148 to 2372°F (-100 to 1300°C), ±(1%+2°F1°C/)
Sound
dB: 35 to 130dB, ±1.4dB
Frequency:31.5 to 8,000Hz
Weighting/Response A weighting/fast response
Power 6 x AAA batteries
Dimensions Meter: 9.8 x 2.8 x 1.3" (248 x 70 x 34mm); Vane: 1.2" (31mm)
Weight 11.8oz (335g)
Complete with Type K thermocouple probe, pouch case, and six 1.5V AAA batteries
ຮັບສ່ວນຫຼຸດພິເສດຕາມປະລິມານ, ອັບເດດລາຄາຂາຍສົ່ງ ແລະ ການແຈ້ງເຕືອນສິນຄ້າໃໝ່ສົ່ງກົງເຖິງອິນບັອກຂອງທ່ານ.
ໂດຍການສະໝັກສະມາຊິກ, ທ່ານຍອມຮັບ ເງື່ອນໄຂການໃຫ້ບໍລິການ ແລະ ນະໂຍບາຍຄວາມເປັນສ່ວນຕົວ ຂອງພວກເຮົາ.
ເຂົ້າເຖິງຜູ້ຊ່ຽວຊານທີ່ໄດ້ຮັບການຢັ້ງຢືນຂອງພວກເຮົາໂດຍກົງ