CHRONOS Digital Clock
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Replace aging analog clocks with the multifunction CHRONOS CH93. This multifunction, digital clock features 8 modes: Local Time, UTC/Zulu Time, Flight Timer, Countdown Timer, Stopwatch, Volts, Outside Air Temperature (OAT) and Secondary Air Temperature. The TSO-certified six-digit, seven-segment aircraft clock features external lighting control and a built-in photocell for automatic dimming. An internal, field-replaceable battery maintains Time and Flight Timer memory, without aircraft power.
- Six-digit, seven-segment LED clock
- Eight modes: Local Time, UTC / Zulu Time, Flight Timer, Countdown Timer, Stopwatch, Volts, OAT and Secondary Air Temp
- Clock settings include 12- or 24-hour mode and seconds On or Off
- Manual and automatic lighting control with programmable dimming curves
- Internal, field-replaceable battery maintains time and Flight Timer memory without aircraft power
- Compact, 2-inch size fits standard panel cutout
- Protects itself and the charging device from short circuit, power surges and over-current potential
- Designed and built in Wichita, Kansas, USA
- Two-year limited warranty
Power Input
10–32 VDC; 5 W maximum
0.3 A @ 14 VDC; 0.15 A @ 28 VDC
Clock Accuracy
±0.5 seconds in 24 hours, ± 3 minutes per year
Weight
5.0 oz (0.3 lbs)
Modes
Local Time, UTC / Zulu Time, Flight Timer, Countdown Timer, Stopwatch, Volts, OAT and Secondary Air Temp
Operating Temp
-40ºC to 70ºC (-40ºF to 158ºF)
Altitude
55,000 feet
Mounting
Rear-panel mounted, (4) #6 screws
Dimensions
2.39″W x 2.39″H x 1.22″D
Connector Kit
MCIA P/N 9018178-1
Case
Anodized aluminum, black
Certification
FAA TSO certified to C71
EASA ETSO certified to C71
RTCA DO-160G qualified
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