• Best value in a 2-inch electric attitude indicator
• A safe alternative to unreliable vacuum systems
• Single 4-pin connector installation
• Perfect for use as a standby artificial horizon in fixed-wing aircraft and helicopters
• Versions available to match existing instrument/EFIS displays
• 10–32 volt DC operation for use in 14 and 28 volt aircraft
• Standard equipment on many OEM aircraft
• Anti-reflective glass enhances visibility and reduces fatigue
• Long-life LED lighting, user selectable to 5, 14 or 28 volt input
• Can be used with optional MD420 Emergency Power Supply to provide up to one hour of emergency attitude reference during an electrical failure
• Combine with a Mid-Continent MD15 Altimeter and MD25 Airspeed Indicator for a complete standby package designed for tight panel applications
• Approved to FAA TSO-C4c and RTCA/DO-160D and E certified
• Designed and built in Wichita, Kansas, USA
• One year limited warranty

MTBF - 2,500 Hours

Certification - FAA TSO-C4c, RTCA/DO-160D and E

Power Input - 10–32 VDC:

14 VDC input (1.4A max start, 0.51A running)
28 VDC input (0.6A max start, 0.25A running)

Dial

Rotating roll dial configuration, blue over brown
Traditional symbolic airplane

Panel Tilt - Aircraft specific – specify exact tilt between 0° and 20°

Lighting - Internal LED lighting switchable to 5, 14 or 28 VDC input; wired through main connector

Glass - Special HEA anti-reflective coating

Weight - 1.6 lbs.

Length - 5.94 inches

Mounting - Rear mount in standard 2" MS33638 panel cutout

Temperature Range - –30°C to +70°C (–22°F to +158°F)

Mating Connector - MS3116F8-4S (Mid-Continent P/N 9015514)

• The emergency power supply automatically provides 24.5 VDC power for critical or standby equipment in the event of aircraft power failure
• 4.5 amp-hour advanced Nanophosphate® lithium ion battery with A123 cell chemistry
• Lightweight 4.8 lb. – 8 lb. less than legacy lead-acid designs
• Input voltage: 24–32 VDC
• Direct replacement for PS-835/PS-855 or forward-fit installations
• Minimal scheduled maintenance required:
• 2-year capacity check
• 10-year replacement life
• Dimensions (approx.): 3.1” H x 12.6” L x 2.3” W
• Mounts in standard 1/4 ATR rack
• Maintains full charge by recharging during normal flight operations
• Remote-mounted self-test switch required
• FAA TSO C179 certified
• Part 23 AML STC certified
• Qualified to RTCA/DO-160F and RTCA/DO-311
• Designed and manufactured in Wichita, Kansas, USA
• Two-year limited warranty

Capacity - 4.5 amp-hour battery nominal

Input - 24–32 VDC, 5.0 amps maximum

Output - 24.5 VDC nominal, 20 amps maximum

Weight - 4.8 lb. — 8 pounds lighter than legacy lead-acid designs

Dimensions - 3.1"H x 12.6"L x 2.3"W (approximate)

Life Expectancy - 10 years

Protection - Field-replaceable fuse

Mating Connector - DPXB13-33S-0001

Rack Mount Installation - 1/4 ATR rack

Self-test Switch - Remote-mounted self-test switch required

Case - Anodize aluminum, blue

Certification

FAA TSO C179
Part 23 AML STC
Qualified to RTCA/DO-160F and RTCA/DO-311

• 260 knots configuration
• Customizable range markings can be added to match aircraft operating handbook
• Affordable, certified 2-inch instrument which can be used as standby or primary indicator
• Combine with a Mid-Continent MD15 Altimeter and 4200 Attitude Indicator for a complete standby package designed for tight panel applications
• Approved to FAA TSO-C2d
• Integral long life 5, 14 or 28 volt LED lighting
• Anti-reflective glass enhances visibility and reduces pilot fatigue
• Rear-mounted in standard 2 1/4” cutouts horizontally, vertically or individually
• Designed and built in Wichita, Kansas, USA
• One year limited warranty

Certification

FAA TSO-C2d
RTCA DO-160F

Range Markings - Per customer specifications (optional)

Lighting - Field replaceable light tray available for 5, 14, & 28VDC input with incandescent bulbs or white LEDs

Weight - 0.6 lbs.

Dimensions - 2.4 x 2.4 x 3.9 inches

Color - Case: Black

Mounting - Rear mount

Altitude - -15,000 to +50,000 feet

Operating Temperature - -20°C to +55°C

Connections - 1/8-27 NPT per MIL-P-7105

• Certified to FAA TSO C3b
• OEM standard – proven reliability
• Power warning indicator
• 4,500 hours MTBF, more than double the original “Z” design
• Brushless AC rotor operates on 10–32 Volts DC
• Proven reliability through HALT (Highly Accelerated Life Testing) requirements and OEM usage since 1999
• Improved “Off” warning flag pulls out of view when rotor is up to speed
• Designed and built in Wichita, Kansas, USA
• One year limited warranty

Input Voltage Range VDC - 11 – 32

Rotor Type - AC

Power Consumption Nominal - 0.28 A

Bezel Lighting - No

Inclinometer Ball Color - Black

Inclinometer Background Color - White

Dimensions - 3 1/4" x 3 1/4" x 5"

Maximum Weight - 1.4 lbs.

Connector Number of Pins - 5

Turn Indication - Standard 2–Minute Turn

Operating Temperature - –30°C to + 50°C

Operating Altitude - –1,000 ft. to 35,000 ft.

Autopilot Pickoff - Optical sensor provides one volt DC output at 180° per minute rate of turn

Glass - Clear

Mounting - 3 1/8" front or rear panel

• Certified to FAA TSO C3b
• OEM standard – proven reliability
• Power warning indicator
• 5, 14, or 28v lighting
• Designed and built in Wichita, Kansas, USA
• One year limited warranty

Input Voltage Range VDC - 12 – 32

Rotor Type - DC

Power Consumption Nominal - 0.35 A

Bezel Lighting - Yes

Inclinometer Ball Color - White

Inclinometer Background Color - Black

Dimensions - 3 1/4" x 3 1/4" x 4 1/4"

Maximum Weight - 1.2 lbs.

Connector Number of Pins - 3

Turn Indication - Standard 2–Minute Turn

Operating Temperature - –30°C to + 50°C

Operating Altitude - –1,000 ft. to 35,000 ft.

Glass - HEA non-glare

Mounting - 3 1/8" front or rear panel