| Aerospace Logic AOG Expedite Available, additional charges will apply. The ALT200 is the most accurate altimeter available for your aircraft. It exceeds all the requirements of TSO C10b, AS392C and AS8009B while providing the following functionality: 
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Certification / Compliance
 TSO C10b
Certified as primary replacement or for secondary use
Environmental
 DO-160E 
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Software
 DO-178B Level C
DC Power Source
 Input voltage 6 to 36 VDC
 Power consumption 125mA
 Load dump tolerance +60V
 Direct spike tolerance +/- 60V
 Cable spike tolerance > +/- 1KV
 Operating Temperature
 Constant operating -20ºC to +55ºC 
 Short term operating (1hr) -40ºC to +70ºC
 Storage -55ºC to +85ºC
Display Altitude
Feet
Display Pressure Units
inHg or mb
Accuracy Demonstrated
+/- 1'
Accuracy Certified (Exceeds)
SAE AS80009B
LCD Display
 Sunlight readable LCD
 176 X 192 display pixels, 65,535 colors
RS-232 Data Output
 1 second per full sequence at  57.6K bps (8/N/2/N)
Interface Connector Electrical
 DB-25
Interface Connector Static Port
 1/8" NPT
Software Functionality
 Digital altitude display
 Graphical altitude trend display
 
Dimensions Hole
 Standard 2 1/4" aircraft mounting hole
Dimensions Enclosure
 2.45” X 2.45” X 0.9”
Dimensions Including Pressure Port
 2.45” X 2.45” X 1.725”
Weight (excluding harness)
4.30 oz
Finish
 Black anodized 6061 aluminum
Please note, Aircraft Spruce Australia's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce Australia assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.
Yes, this is TSO approved. No, it is 2-1/4 inch size.