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2-inch
Digital Instruments
Digital Counter Drum Encoding Altimeter
The MD23-215 features smooth, high-resolution graphics and operating range of up to 55,000 feet. It offers user-selectable vertical speed indication and — for the first time — user-selectable 6-second vertical trend.
SSEC customization and Night Vision Imaging System (NVIS) compatible versions are available.
Benefits and Specifications
| Operating Range | Up to 55,000 feet |
| Altitude Units | Configurable (feet or meters) |
| Baro Setting | Synchronized via ARINC 429 |
| Size | Fits standard 2-inch panel cutout |
| Battery | Rechargeable, field-replaceable emergency battery supply (available) |
| Lightweight | Weighs just 0.4 lbs |
| Simple user interface | Single, push-and-turn control knob |
| Display | Daylight readable LCD and smooth, high-resolution graphics |
| Lighting | Manual, external lighting control or built-in photocell for automatic dimming |
| SSEC Curve | Units available with SSEC curve customized to match primary flight displays |
| Night Vision Imaging System (NVIS) | NVIS compatible units (available) |
| Certified | TSO certified (Design Assurance Level A) |
| Made in the USA | Designed and built in Wichita, Kansas, USA |
| Warranty | Two-year limited warranty |
| Power Input | 10–32 VDC 0.14A @ 28 VDC; 4 watts nominal |
| Data Input | ARINC 429: Low or high speed; Labels 234, 235 Pressure: Absolute/Static (Quick Disconnect) |
| Data Output | ARINC 429: Low or high speed; Labels 203, 204, 212, 217, 234, 235 Gray Code |
| Operating Range | -1,500 to +55,000 feet |
| Units of Measure | Altitude: Feet or meters Barometric Setting: Millibars (mb), hectopascals (hPa) or inches of mercury (in.Hg) |
| Lighting | 5, 14, or 28 VDC external control or internal photocell for automatic dimming |
| Battery | Rechargeable, field-replaceable emergency battery supply (available) P/N 6430006-(1) Technology: Nickel-Metal Hydride (NiMH) Attributes: 0.25A @ 24 VDC nominal (6 Wh capacity) Runtime: 60 minutes @ 0.25A |
| Weight | 0.4 lbs (0.17 kg) |
| Mounting | Rear panel mounted, (4) #6–32 screws, 2.25-inch round bezel |
| Dimensions | 2.43 x 2.43 x 1.0 inches (61.7 x 61.7 x 25.4 millimeters) |
| Mating Connector | P/N 9019162-1: 26-pin, D-Sub electrical connector (Quick Disconnect) P/N 9019162-2: Pneumatic fitting (Quick Disconnect) |
| Certification | FAA TSO certified to C10c, C106, C113b RTCA DO-160G qualified RTCA DO-178C qualified, Design Assurance Level (DAL) A |
| Rights | U.S. Patent 11,048,389 |
Digital Counter Drum Encoding Altimeter Supplemental Type Certificates (STCs)
Select your aircraft manufacturer from the dropdown menu to view a list of applicable STCs.
- Select Aircraft Manufacturer
- Aerostar
- Beechcraft
- Cessna
- Dornier Luftfahrt GmbH
- Mitsubishi
- Pilatus
- Piper
- Twin Commander
- Viking Air
Manufacturer: Aerostar
| Aircraft TC | Aircraft Model |
| A17WE |
|
Manufacturer: Beechcraft
| Aircraft TC | Aircraft Model |
| 3A16 |
|
| 3A20 |
|
| 5A3 |
|
| A00010W |
|
| A14CE |
|
| A23CE |
|
| A24CE |
|
| A31CE |
|
Manufacturer: Cessna
| Aircraft TC | Aircraft Model |
| 3A10 |
|
| 3A25 |
|
| A00003SE |
|
| A00014WI |
|
| A1WI |
|
| A27CE |
|
| A28CE |
|
| A37CE |
|
| A7CE |
|
Manufacturer: Dornier Luftfahrt GmbH
| Aircraft TC | Aircraft Model |
| A16EU |
|
Manufacturer: Mitsubishi
| Aircraft TC | Aircraft Model |
| A10SW |
|
| A2PC |
|
Manufacturer: Pilatus
| Aircraft TC | Aircraft Model |
| A78EU |
|
Manufacturer: Piper
| Aircraft TC | Aircraft Model |
| A23SO |
|
| A25SO |
|
| A32SO |
|
Manufacturer: Twin Commander
| Aircraft TC | Aircraft Model |
| 2A4 |
|
| 6A1 |
|
| A12SW |
|
Manufacturer: Viking Air
| Aircraft TC | Aircraft Model |
| A9EA |
|
MD23-215 Resources
Product Fliers and Brochures
Technical Documents
Service Notifications
FAA Approved Model List (AML)
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