FLUKE – Máy đo nhiệt độ/ độ ẩm FLUKE 971 Model: Fluke 971

FLUKE – Máy đo nhiệt độ/ độ ẩm FLUKE 971

Model: Fluke 971

Hãng sản xuất: FLUKE – MỸ

Tham khảo: http://www.fluke.com/fluke/vnen/HVAC-IAQ-Tools/Air-Testers/Fluke-971.htm?PID=56155

                                   

Tính năng Máy đo nhiệt độ/ độ ẩm FLUKE 971:

• Backlit dual display of humidity and temperature
• Measures dew point and wet bulb temperatures
• 99 record storage capacity
• Ergonomic design with belt clip and protective holster
• Quick-response capacitance sensor
• Compact and lightweight (188 g/6.6 oz)
• Temperature range from -20 °C to 60 °C (-4°F to 140 °F)
• Relative humidity from 5 % to 95 %
• Min/Max/Avg Data hold
• Low battery indicator

Thông số kỹ thuật Máy đo nhiệt độ/ độ ẩm FLUKE 971:

Specifications
Temperature	-20°C to 60°C (-4°F to 140°F)
Temperature accuracy	0°C to 45°C (±0.5°C)  -20°C to 0°C & 45°C to 60°C (±1.0°C)  32°F to 113°F (±1.0°F)  -4°F to 32°F & 113°F to 140°F (±2.0°F)
Resolution	0.1°C / 0.1°F
Temperature Update Rate	500 ms
Temperature Sensor Type	NTC
Relative Humidity Range	5% to 95% RH
Relative Humidity Accuracy	10% to 90%RH @ 23 °C (73.4°F) (±2.5%RH)  (<10%, > 90%RH @23°C (73.4°F) (±5.0%RH)
Humidity Sensor	Electronic capacitance polymer film sensor.
Data storage capacity	99 points
Response Time (Humidity)	For 90% of total range - 60 sec. with 1m/s air movement

Environmental Specifications
Operating Temperature	Temperature: -20°C to 60°C  Humidity: 0°C to 55°C
Storage Temperature	-20°C to 60°C at < 80% R.H. (with battery removed)

Mechanical & General Specifications
Weight	190 g (6.7 oz)
Dimensions	194mm x 60mm x 34mm
Battery type	4 AAA alkaline batteries
Battery Life	200 Hours