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5. GFS TOOLS SOFTWARE
Page 139 © 2007 DH Instruments, a Fluke Company
5.5.7.2 [AMBIENT]
Figure 92. Calibration [Ambient] Tab
Table 61. Calibration Editor [Ambient] Tab Fields
FEATURE DESCRIPTION
Ambient Pressure
Calibration
(Required numeric
entry fields)
Adder – The Ambient Pressure calibration offset correction adder in Pascal. The Default
value is 0.
Multiplier – The Ambient Pressure calibration slope correction multiplier (no unit). The
Default value is 1.
Calibration Date – Automatically updates to the date a new adder or multiplier are entered
in the above fields and written to the LCM.
See Section 7.5.4.2 for instructions on LCM Ambient Pressure calibration
PRT/Humidity
Serial Number
(Fixed numeric field)
The serial number of the internal Ambient Temperature/Humidity board for information
purposes only, not user adjustable.
PRT Temperature
Calibration
(Required numeric
entry fields)
Resistance at 0°C (ohms) – The Ambient Temperature PRT resistance in Ohms at zero
degrees Celcius.
Slope – The Ambient Temperature PRT slope correction in Ohms per degree Celcius.
Calibration Date – Automatically updates to the date a new Resistance or Slope are
entered in the above fields and written to the LCM.
See Section 7.5.4.3 for instructions on LCM Ambient Temperature calibration.
Humidity
Calibration
(Required numeric
entry fields)
Adder – The Ambient Humidity calibration offset correction adder in %RH. The Default
value is 0.
Multiplier – The Ambient Humidity calibration slope correction multiplier (no unit). The
Default value is 1.
Calibration Date – Automatically updates to the date a new adder or multiplier are entered
in the above fields and written to the LCM.
See Section 7.5.4.4 for instructions on LCM Humidity calibration.