Fluke 975V 多功能环境测量仪/空气流量计

- Temperature:            

 + Range: -20 °C to 50 °C (-5 °F to 122 °F)

 + Display resolution:  0.1 °C (0.1 °F)

+ Accuracy:      

  0.9 °C/± 1.62°F from 40 °C to 60 °C

  0.5 °C/± 1.00°F from 5 °C to 40 °C

  1.1 °C/± 1.98 °F from -20 °C to 5 °C

- Relative humidity:    

+ Range: 10 % to 90 % RH, non-condensing

+ Display Resolution: 1%

+ Accuracy: ± 2 % RH (10 % RH to 90 % RH)

- Air velocity

 Range: 50.0 fpm to 3000 fpm (0.25 m/sec to 15 m/sec)

 Display Resolution: 1 fpm (0.005m/sec)

 Accuracy: ±4 %

- C0:   

+ Range: 0 to 500 ppm

+ Display Resolution: 1 ppm

+ Accuracy: ± 5 % or ± 3 ppm,

- C02:             

+ Range: 0 to 5000 ppm

+ Display Resolution: 1 ppm

+ Accuracy: 2.75% + 75 ppm

Include: 3xAA Alkaline Batteries, Users Manual, Calibration Cap, Hard Carrying Case, FlukeView Forms Software, Power Adapter, International Power Plugs, Air velocity probe

Manufacturer: Fluke

 

Detail

The Fluke 975 offers an unparalleled featureset for HVAC and facilities technicians, helping them work more quickly and accurately, with the ease of use and durability customers expect from a Fluke meter.

  • Simultaneously measures, logs, and displays temperature, humidity, CO2, and CO on a bright, backlit LCD display
  • One-touch air flow and velocity with available probe*
  • Wet bulb and dew point temperature
  • % of outside air calculation
  • CO2 and CO field calibration feature
  • Self-test function at startup
  • Auto-backlight
  • Automatically compensates for barometric pressure changes
  • Min/Max/Average on all measured and calculated readings
  • Multi-language user interface
  • Metric or standard units
  • Audible and visual threshold alarms
  • Extensive discrete or continuous data logging capacity, downloadable to PC via USB interface
  • Keypad lock for security
  • Included FlukeView Forms® software

*Included with Fluke 975V, optional with Fluke 975

Measured specifications
Temperature
Range:  -20 °C to 50 °C (-5 °F to 122 °F)
Display resolution:  0.1 °C (0.1 °F)
Accuracy:  ± 0.9 °C/± 1.62°F from 40 °C to 60 °C
± 0.5 °C/± 1.00°F from 5 °C to 40 °C
± 1.1 °C/± 1.98 °F from -20 °C to 5 °C
Relative humidity
Range:  10 % to 90 % RH, non-condensing
Display Resolution:  1%
Accuracy:  ± 2 % RH (10 % RH to 90 % RH)
Air velocity
Range:  50.0 fpm to 3000 fpm
0.25 m/sec to 15 m/sec
Display Resolution:  1 fpm (0.005m/sec)
Accuracy:  ±4 % or 4 fpm*
±4 % or 0.02 m/sec* whichever is greater
*Accuracy specification only valid for velocity readings above 50 fpm.
C0
Range:  0 to 500 ppm
Display Resolution:  1 ppm
Accuracy:  ± 5 % or ± 3 ppm, whichever is greater, @ 20 °C and
50 % RH
C02
Range:  0 to 5000 ppm
Display Resolution:  
1 ppm
Accuracy:  Warm up time 1 min (5 minutes for full specification) 2.75% + 75 ppm

 

Calculated specifications
Dew point temperature
Range:  -44 °C to 50 °C, (-47 °F to 122 °F)
Display Resolution:  0.1 °C (0.1 °F)
Accuracy:  ± 1 °C when temp: -20 °C to 50 °C RH: 40 % to 90 %
± 2 °C when temp: -20 °C to 50 °C RH: 20 % to 40 %
± 4 °C when RH: 10 % to 20 %
Wet bulb temperature
Range:  -16 °C to 50 °C, (3 °F to 122 °F)
Display Resolution:  0.1 °C, (0.1 °F)
Accuracy:  ± 1.2 °C when RH: 20 % to 90 % temp: -20 °C to 60 °C
± 2.1 °C when RH: 10 % to 20 %
Volume flow rate (in a duct)
Range:  0 to 3,965 M3/m, (0 to 140,000 cfm)
Display Resolution:  0.001 M3/min, (1 cfm)
Accuracy:  N/A: The volume flow calculation will be a simple average of the data points times the duct area
% outside air (based on temperature)
Range:  0 to 100%
Display Resolution:  0.1
% outside air (based on CO2)
Range:  0 to 100 %
Display Resolution:  0.1 % N/A

 

General specifications
Operating and storage temperature:
   -20 °C to 50 °C (-4 °F to 122 °F)
Humidity
   10 % to 90 % (non-condensing)
Altitude
   Up to 2000 m (6562 ft)
Shock and vibration
   MIL-PRF-28800F: Class 2
Multi-language interface
   English, French, Spanish, Portuguese and German
Battery
   Rechargeable Li-Ion (primary), three-AA (backup)
Data logging
   25,000 records (continuous), 99 records (discrete)

Data Sheet »

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