Davtron’s 800-series clocks are multi-functional chronometers with an easy to use two-button design. They display universal time, local time, and elapsed time. The 800 series come with two different screen formats, either liquid crystal or incandescent — both with illuminated screens that are readable in high sunlight situations.
This 877 series chronometer(EDMO# 877-28V-24)features 28V lighting with illuminated buttons, rear mount installation, and 24-hour battery option.
规格：
Weight:
5 oz
Dissensions:
1.875 x 2.375 x 2.81 in
Battery Type:
N size alkaline Model 850
AA size alkaline Model 850
Keep Alive Current:
0.00004 Amps
Input Current:
0.2 Amps
Input Voltage:
14V – 28V (backlight available 5V, 14V, or 28V)
NVIS Option:
NVIS Green A lighting
Face plate:
black with engraved nomenclature
gray with silkscreened nomenclature
特征：
2 ?"" internal mount
Two button control system is natural and error free. Setting operations are identical for both alarm and time setting.
Bright sunlight readable incandescent displays.
Illuminated buttons and annunciators for night viewing.
Flight Time recorded in hours and minutes or in hours, tenths, and hundredths.
Serial time data output for remote use.
Flight time alarm with external output.
Elapsed time count down timer with alarm.
Temperature - Compensated crystal oscillator to maintain precision time reference
