MA-025 – DGA 900 Operator Guide – Rev 2.0 12-Apr-19 Page 27 of 92
Type a Ratio Name and select the relevant gases.
Note: Nitrogen (N
2
) is available as a choice only if Nitrogen Measurement is enabled.
Refer to the IEEE® C57.104 and IEC® 60599 standards for alarm settings or Appendix E.
6.7.2 Relative Saturation
Select Calculations > Relative Saturation to open the Relative Saturation settings page
as shown in Figure 6-15.
Figure 6-15: Relative Saturation Settings
6.7.3 Gas Rate of Change
Select Calculations > Gas Rate of Change to open the Gas RoC Configuration page as
shown in Figure 6-16. See Appendix E for more details on settings.
Figure 6-16: Gas RoC Configuration