Digital Attitude Indicator
Are you a pilot or aircraft owner? Search our Dealer Locator to find our products near you.
The MD23-342 is a solid-state instrument that displays attitude, slip, turn rate and heading information during normal or standby operation. The certified, digital attitude indicator provides independent attitude without the need for GPS, magnetometer or airspeed. Night Vision Imaging System (NVIS) compatible versions are available.
Independent attitude without the need for GPS, magnetometer or airspeed
- Four primary functions: Attitude, slip, turn rate and heading
- Heading with primary avionics via external ARINC input
- Primary functions utilize modern solid-state MEMS gyro and accelerometer
- Combine with Digital Airspeed and Digital Counter Drum Encoding Altimeter for a complete standby package
- Easy installation with user-selectable panel tilt and roll-offset
- Fits standard 2-inch panel cutout
- Rechargeable, field-replaceable emergency battery (available)
- Lightweight — 0.4 lbs
- Simple user interface — Single, push-and-turn control knob
- Custom graphics, functions, inputs and outputs available
- Daylight readable LCD and smooth, high-resolution graphics
- Manual, external lighting control or built-in photocell for automatic dimming
- Night Vision Integrated System (NVIS) compatible (available)
- TSO certified to Design Assurance Level A
- Designed and built in Wichita, Kansas, USA
- Two-year limited warranty
Power Input
10–32 VDC
0.14A @ 28 VDC; 4 watts nominal
Data Input
ARINC 429: Low or high speed; Label 320
Data Output
ARINC 429: Low or high speed; Labels 320, 324, 325
Operating Range
Attitude: 360° angle, 500° per second for pitch and roll (maximum)
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″W x 2.43″H x 1.0″D (61.7mm x 61.7mm x 25.4mm)
Mating Connector
P/N 9019162-1: 26-pin, D-Sub electrical connector (Quick Disconnect)
Certification
FAA TSO certified to C3e, C4c, C8e, C10c, C106, C113b, C201
RTCA DO-160G qualified
RTCA DO-178C qualified, Design Assurance Level (DAL) A
Rights
U.S. Patent 11,048,389