Instruction manual

MODEL Xmt-A-FF/FI APPENDIX A
APPENDIX A
BAROMETRIC PRESSURE AS A FUNCTION OF ALTITUDE
The table shows how barometric pressure changes with altitude. Pressure values do not take into account
humidity and weather fronts.
Altitude Barometric Pressure
m ft bar mm Hg in Hg kPa
0 0 1.013 760 29.91 101.3
250 820 0.983 737 29.03 98.3
500 1640 0.955 716 28.20 95.5
750 2460 0.927 695 27.37 92.7
1000 3280 0.899 674 26.55 89.9
1250 4100 0.873 655 25.77 87.3
1500 4920 0.846 635 24.98 84.6
1750 5740 0.821 616 24.24 82.1
2000 6560 0.795 596 23.47 79.5
2250 7380 0.771 579 22.78 77.1
2500 8200 0.747 560 22.06 74.7
2750 9020 0.724 543 21.38 72.4
3000 9840 0.701 526 20.70 70.1
3250 10,660 0.679 509 20.05 67.9
3500 11,480 0.658 494 19.43 65.8
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