Midcontinent MD302 Series - Technical Specifications for MD302; Electrical, Physical, and Performance Data; Certifications and Qualifications

Mid-Continent Instruments and Avionics, Wichita, KS
REV. B, October 31, 2012 10 Manual Number 9017782
1.3 TECHNICAL SPECIFICATIONS
1.3.1 ELECTRICAL ATTRIBUTES
Characteristics:
Input Voltage: 10-32 VDC
Input Power: (nominal) 4 watts (0.15A @ 28VDC)
(maximum) 25 watts max (when charging and heating battery)
Lighting Input: 5.14, or 28VDC or automatic photocell control
Input Data: barometer synchronization via ARINC 429 (see Table 1.5)
Output Data: attitude, altitude, airspeed via ARINC 429 (see Table 1.5)
discrete valid signal to ground; invalid signal is open (pin 2)
TABLE 1.1
1.3.2 PHYSICAL ATTRIBUTES
Characteristics:
Weight: 1.6 pounds (0.73 kg)
Dimensions:
(without connectors, mates, & knob)
Bezel: 2.37” x 5.50” x 0.33” (HxWxD)
Chassis: 2.31” x 3.16” x 4.82” (HxWxD)
Mating Connectors: 15-pin D-Sub with Configuration Module, MCIA p/n 9017275
Pneumatic fittings, MCIA p/n 9017642
Mounting: Panel mount from front; uses (4) #6-32 cap screws and
MCIA p/n 9017490-2 Nutplate (included)
TABLE 1.2
1.3.3 PERFORMANCE LIMITS
Characteristics:
Attitude: Pitch Angle No limits (360°+)
Pitch Rate 300° per second max
Roll Angle No limits (360°+)
Roll Rate 300° per second max
Altitude: Range -1,500 to +55,000 feet (available in meters)
Barometer 28.00 to 31.00 inches of mercury (available in inHg/mB/hPa)
Air Speed: Range 20 to 500 knots (available in mph or kph)
TABLE 1.3
1.3.4 QUALIFICATIONS
Specifications:
Certifications: FAA TSO-C2d (Type B), C3e, C4c, C10b, C106, C113a, C179a
Environmental Qualification: RTCA DO-160G Environmental Category
(F1)(S2)AB(RBB1)XXXXXXZ(ZXX)AZ(ZC)[WF]P[B3H33]XXAX
Software Qualification: RTCA DO-178B, Design Assurance Level A
Complex Hardware Qualification: RTCA DO-254, Design Assurance Level A
TABLE 1.4