Mid-Continent Instruments and Avionics CHRONOS Digital Clock 6420093-0

The Mid-Continent Instruments and Avionics CHRONOS digital clock, part number 6420093-0, is a compact multifunction panel instrument combining timekeeping, chronometer and monitoring functions in a rear-mounted 2¼-inch avionics panel format.

Its white six-digit, seven-segment LED display supports local time, UTC/Zulu time, flight timer, countdown timer and stopwatch functions. The unit also provides voltage indication and supports outside-air-temperature and secondary air-temperature indications when the applicable temperature inputs are installed.

• Manufacturer part number: 6420093-0
• Six-digit, daylight-readable LED display
• 12- or 24-hour time format, with selectable seconds display
• Automatic photocell or external-bus manual dimming control
• Internal replaceable battery retains clock time and flight-timer memory without aircraft power
• 10–32 VDC power input; 5 W maximum
• Operating temperature: −40 °C to +70 °C
• Rear-panel mounting with four #6 screws
• Approximate dimensions: 61 × 61 × 31 mm

Refer to the applicable manufacturer installation and operating documentation for installation, wiring, configuration and system-integration requirements.