Altimeter help needed

Other Hardware Sensors
3

I was planning on using a HONEYWELL S&C - ASDXRRX100PG7A5 - SENSOR, 100PSI, GAUGE, RADIAL
You can find it on farnell here:
http://uk.farnell.com/honeywell-s-c/asdxrrx100pg7a5/sensor-100psi-gauge-radial/dp/1784713