Digital Counter Drum Encoding Altimeter

Part Number
MD23-215
Model Number
MD23
Manufacturer
Mid-Continent Instruments and Avionics
Technical Description
2-inch, 55k, Inches or millibars, LCD
How to Buy Purchase Type Availability List Price Your Price Purchase
Purchase Type
New Outright No core return required
Availability Out of Stock. Estimated Lead Time 6 Weeks. List Price
$5,500.00
Your Price Purchase

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Product Description

The MD23-215 Digital Counter Drum Encoding Altimeter features an operating range of up to 55,000 feet. It offers user-selectable vertical speed indication and user-selectable 6 second vertical trend. The digital altimeter is TSO certified and SSEC and Night Vision Imaging System (NVIS) compatible versions are available.

Benefits and Specifications
Benefits

User-Selectable Features

  • Vertical speed indicator (ON/OFF)
  • 6-second vertical trend (ON/OFF)
  • Altitude target (ON/OFF)
  • Approach minimums alert (ON/OFF)
  • Barometric setting (millibars, hectopascals or inches of mercury)

  • Operating range up to 55,000 feet
  • Configurable altitude units (feet or meters)
  • Baro setting synchronized via ARINC 429
  • Encoding outputs via ARINC 429 and Gray Code
  • Combine with Digital Attitude Indicator and Digital Airspeed Indicator for a complete standby package
  • 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
  • Daylight readable LCD and smooth, high-resolution graphics
  • Manual external lighting control or built-in photocell for automatic dimming
  • SSEC curve customized to match primary flight displays (available)
  • Night Vision Imaging System (NVIS) compatible (available)
  • TSO certified (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; 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

MD23-215
Resources
Software Updates
Product Fliers and Brochures
Technical Documents
Service Notifications
FAA Approved Model List (AML)
Submit a Review

MD23 Supplemental Type Certificates (STCs)

Select your aircraft manufacturer from the dropdown menu to view a list of applicable MD23 STCs.

Manufacturer: Aerostar

Aircraft TC Aircraft Model
A17WE
  • PA-60-600
  • PA-60-601
  • PA-60-601P
  • PA-60-602P
  • PA-60-700P

Manufacturer: Beechcraft

Aircraft TC Aircraft Model
3A16
  • B-95A
  • D-95A
  • E95
  • 95-55
  • 95-A55
  • 95-B55
  • 95-B55A
  • 95-B55B (T-42)
  • 95-C55
  • 95-C55A
  • D55
  • D55A
  • E55
  • E55A
  • 56TC
  • A56TC
  • 58
  • 58A
  • G58
  • 95
  • B95
3A20
  • 65 (L-23F)
  • A65
  • A-65-8200
  • 65-80
  • 65-A80
  • 65-A80-8800
  • 65-B80
  • 65-88
  • 65-90
  • 65-A90
  • 65-A90-1 (JU-21A)
  • 65-A90-1 (U-21A)
  • 65-A90-1 (RU-21A)
  • 65-A90-1 (RU-21D)
  • 65-A90-1 (U-21G)
  • 65-A90-1 (RU-21H)
  • 65-A90-2 (RU-21B)
  • 65-A90-3 (RU-21C)
  • 65-A90-4 (RU-21E)
  • 65-A90-4 (RU-21H)
  • 70
  • C90
  • C90A
  • C90GT
  • C90GTi
  • B90
  • E90
  • H90 (T-44A)
5A3
  • T-34 Series: (TC 5A3)
  • (45(YT-34)
  • A45 (T-34A, B-45)
  • D45 (T-34B)
A00010W
  • 390
A14CE
  • 99
  • 99A
  • 99A (FACH)
  • A99
  • A99A
  • B99
  • C99
  • 100
  • A100 (U-21F)
  • B100
A23CE
  • 58P
  • 58PA
  • 58TC
  • 58TCA
A24CE
  • 200
  • 200C
  • B200
  • B200C
  • B200T
  • B200CT
  • B200GT
  • 1900
  • 1900C
  • 1900C (C-12J)
  • 1900D
  • 300
  • 300LW
  • B300
  • B300C
  • B300C (MC-12W)
  • B300C (UC-12W)
A31CE
  • F90

Manufacturer: Cessna

Aircraft TC Aircraft Model
3A10
  • 200
  • 200C
  • B200
  • B200C
  • B200T
  • B200CT
  • B200GT
  • 1900
  • 1900C
  • 1900C (C-12J)
  • 1900D
  • 300
  • 300LW
  • B300
  • B300C
  • B300C (MC-12W)
  • B300C (UC-12W)
3A25
  • 320/335/340 Series: 320
  • 320-1
  • 320A
  • 320B
  • 320C
  • 320D
  • 320E
  • 320F
  • 335
  • 340
  • 340A
A00003SE
  • LC40/41/42/T240 (Lancair/Columbia/Corvallis)
  • (LC40-550FG, LC41-550FG, LC42-550FG, T240)
A00014WI
  • 510
A1WI
  • Citation 525 Series: 525
  • 525A
  • 525B
  • 525C
A27CE
  • 501
  • 551
A28CE
  • 441
A37CE
  • 208
  • 208B
A7CE
  • 401
  • 401A
  • 401B
  • 402
  • 402A
  • 402B
  • 402C
  • 411
  • 411A
  • 414
  • 414A
  • 421
  • 421A
  • 421B
  • 421C
  • 425

Manufacturer: Dornier Luftfahrt GmbH

Aircraft TC Aircraft Model
A16EU
  • Do 28D
  • Do 28D-1
  • Dornier 228-100
  • Dornier 228-101
  • Dornier 228-200
  • Dornier 228-201
  • Dornier 228-202
  • Dornier 228-212

Manufacturer: Mitsubishi

Aircraft TC Aircraft Model
A10SW
  • MU-2B-25
  • MU-2B-26
  • MU-2B-26A
  • MU-2B-35
  • MU-2B-36
  • MU-2B-36A
  • MU-2B-40
  • MU-2B-60
A2PC
  • MU-2B
  • MU-2B-10
  • MU-2B-15
  • MU-2B-20
  • MU-2B-25
  • MU-2B-26
  • MU-2B-30
  • MU-2B-35
  • MU2B-36

Manufacturer: Pilatus

Aircraft TC Aircraft Model
A78EU
  • PC-12
  • PC-12/45
  • PC-12/47
  • PC-12/47E

Manufacturer: Piper

Aircraft TC Aircraft Model
A23SO
  • PA-42
  • PA-42-720
  • PA-42-1000
A25SO
  • PA-46-310P
  • PA-46-350P
  • PA-46R-350T
  • PA-46-500TP
  • PA-46-600TP
A32SO
  • PA-42-720R

Manufacturer: Twin Commander

Aircraft TC Aircraft Model
2A4
  • 690
  • 690A
  • 690B
  • 690C
  • 690D
  • 695
  • 695A
  • 695B
6A1
  • 500
  • 500A
  • 500B
  • 500U
  • 520
  • 560
  • 560A
  • 560E
  • 500S
A12SW
  • 700

Manufacturer: Viking Air

Aircraft TC Aircraft Model
A9EA
  • DHC-6-1
  • DHC-6-100
  • DHC-6-200
  • DHC-6-300
  • DHC-6-400