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Flex Digital Attitude Indicator

2-inch, Attitude, Slip, Turn rate, Heading, LCD

Manufactured by Mid-Continent Instruments and Avionics
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  • List Price: $6,500.00
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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
  • Easy installation with user-selectable panel tilt and roll-offset
  • Fits standard 2-inch panel cutout
  • Lightweight — 0.4 lbs
  • Simple user interface — Single, push-and-turn control knob
  • 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

Custom graphics, functions, inputs and outputs available

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)

5, 14, or 28 VDC external control or internal photocell for automatic dimming

0.4 lbs (0.17 kg)

Rear panel mounted, (4) #6–32 screws, 2.25-inch round bezel

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)

FAA TSO certified to C3e, C4c, C8e, C10c, C106, C113b, C201
RTCA DO-160G qualified
RTCA DO-178C qualified, Design Assurance Level (DAL) A

U.S. Patent 11,048,389
6420023 Installation Manual
6420023 Technical Drawing

Product Flier
MD23-342 Product Flier

User Guide
MD23-342 User Guide

Service Bulletins

Software Updates

Click the button below to be redirect to the FLEX® MD23 Standard Unit Software Update page.

Software Version 1.1.0
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