Features
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.
�E Simultaneously measures, logs, and displays temperature, humidity, CO2, and CO on a bright, backlit LCD display
�E One-touch air flow and velocity with available probe*
�E Wet bulb and dew point temperature
�E % of outside air calculation
�E CO2 and CO field calibration feature
�E Self-test function at startup
�E Auto-backlight
�E Automatically compensates for barometric pressure changes
�E Min/Max/Average on all measured and calculated readings
�E Multi-language user interface
�E Metric or standard units
�E Audible and visual threshold alarms
�E Extensive discrete or continuous data logging capacity, downloadable to PC via USB interface
�E Keypad lock for security
�E Included FlukeView Forms® software
Specifications
| Specifications |
| Temperature |
Range: -20 �XC to 50 �XC (-5 �XF to 122 �XF)
Display resolution: 0.1 �XC (0.1 �XF)
Accuracy:
�� 0.9 �XC/�� 1.62�XF from 40 �XC to 60 �XC
�� 0.5 �XC/�� 1.00�XF from 5 �XC to 40 �XC
�� 1.1 �XC/�� 1.98 �XF from -20 �XC to 5 �XC
|
| 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 �XC 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 �XC to 50 �XC, (-47 �XF to 122 �XF)
Display Resolution: 0.1 �XC (0.1 �XF)
Accuracy:
�� 1 �XC when temp: -20 �XC to 50 �XC RH: 40 % to 90 %
�� 2 �XC when temp: -20 �XC to 50 �XC RH: 20 % to 40 %
�� 4 �XC when RH: 10 % to 20 %
|
| Wet bulb temperature |
Range: -16 �XC to 50 �XC, (3 �XF to 122 �XF)
Display Resolution: 0.1 �XC, (0.1 �XF)
Accuracy: �� 1.2 �XC when RH: 20 % to 90 % temp: -20 �XC to 60 �XC
�� 2.1 �XC 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
Display: 0 to 100 %
Resolution: 0.1 % N/A |
| General specifications |
| Operating and storage temperature: |
-20 �XC to 50 �XC (-4 �XF to 122 �XF)
|
| 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)
|
| Warranty |
Two-years |
