Course Deviation Indicator

Part Number
MD222-506
Model Number
MD222
Manufacturer
Mid-Continent Instruments and Avionics
Technical Description
2", BC, GS/LOC, NAV, GPS, With resolver
Marketing Action Note
Annunciations: BC, NAV, GPS
How to Buy Purchase Type Availability List Price Your Price Purchase
Purchase Type
Overhaul Exchange Exact part number core return required
Availability Out of stock. Contact us for estimated lead time. List Price
$1,625.00
Your Price Purchase

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Product Description

The MD222-506 Course Deviation Indicator (CDI) is an ideal backup for your glass panel displays. The compact, 2-inch unit is a perfect solution for tight panel installations where space is limited. This CDI features new-generation rectilinear meter movements for more accurate readings, a course selector and resolver output. The MD222-506 is FAA TSO certified for use with most GPS and VOR systems.

Benefits and Specifications
Benefits
  • Compact 2-inch size saves panel space
  • Precision replacement for older navigation indicators
  • Ideal for applications where space is limited or as a backup for glass panel displays
  • Rectilinear meter movements allow for more accurate readings
  • LED backlighting provides increased reliability and longer life
  • Built-in NAV, GPS and BC annunciators
  • Rugged construction includes ball bearings in critical areas
  • True course resolver output (1 volt, 30 Hz)
  • Quality Mil-Spec connectors included
  • FAA TSO certified for use with most GPS and VOR systems
  • Designed and built in Wichita, Kansas, USA
  • One-year limited warranty
Specifications

Power Input
Accepts 11 to 32 volts DC, 0.3A max

Lighting
Internal white LED
Lighting control voltage is selectable for 5, 14 or 28 VDC

Weight
0.6 lbs.

Certification
FAA TSO-C34e, -C36e, -C40c
RTCA DO-192, -195, -196, -160E

Length
3.5 inches

Temperature Range
–30°C to +55°C (–22°F to 130°F)

Humidity
95% non-condensing

Altitude
–15,000 to +55,000 feet

Cover Glass
Special HEA (anti-reflective) coating

Connector
25-pin male D-Sub (MD25M3S0V50)

Mating Connector
25-pin female D-Sub (MD25F3R4000 or equivalent)

Color
Index marks, text: white
Glideslope, navigational pointers: white
Bezel, dial background: black

Operational Shock
Rigid mounting, 6G operational, 15G crash safety

NAV/GS Deviation
Input impedance:
Normal: 1k ohms ± 10%
Max Operating Temp Range: 1k ohms ± 25%

Deflection sensitivity*:
Normal: 150 mV ± 10%
Max Operating Temp Range: 150 mV ± 25%

Valid NAV/GS Meter
Input impedance:
Normal: 1k ohms ± 10%
Max Operating Temp Range: 1k ohms ± 25%

Meter in view*:
Normal: 260 mV ± 10%
Max Operating Temp Range: 260 mV ± 25%

To/From Annunciation
Input impedance:
Normal: 200 ohms ± 10%
Max Operating Temp Range: 200 ohms ± 25%

To or From in view*:
Normal: ± 40 mV ± 15%
Max Operating Temp Range: ± 40 mV ± 25%

OBS Resolver
Zeroed at:
Normal: 300° ± 1° ORZ
Max Operating Temp Range: 300° ± 2.5°

*Input Range
Common mode/reference 1 to 5 volts for signal inputs

MD222-506
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