Digital Attitude Indicator

Description

New Outright
No core return required

Limited Stock. If unavailable, estimated lead time 6 weeks.

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.

Benefits
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

Specifications
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