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 Instruments - Davtron - 800 Series
Clock
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DAVTRON DIGITAL CLOCK M803
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M803 |
M803 with Night Vision Lighting. |
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Davtron M803 provides universal, local, flight, and elapsed time with display annunciators for all. Also provides OAT in ēC & ēF and volts. Flight time recorded in hours and minutes.,and an alarm with external output provided for flight and elapsed time. |
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| Clock Features |
O.A.T./Volts Features |
Two button control system in
natural and error free. Setting
operations are
IDENTICAL for
both alarm and time setting
(U.S. Patent #4,486,077)
Sunlight readable display
Display annunciations for
UT,LT,FT and ET
Flight time recorded in hours
and minutes
Flight time alarm with external
output
Elapsed time count down alarm
with external output
A 4 Megahertz crystal precision
time reference.
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One button control steps sequentially
through E,F,C:
E- Voltage (EMF)
F- O.A.T. Fahrenheit
C- O.A.T. Centigrade
Always selects to read voltage on
power up for battery status check.
Input Voltage - 14 or 28 Volts.
Internal Lighting 5v-14v or 28v
specify when ordering
2.25" standard mount - wt. 5.4 oz.
Two year battery backup standard. |
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| Download the product brochure here. |
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| Electrical |
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Connector Pins
1. Power Ground
2. +12V or +28V
3. Plus voltage starts FT
4. Ground starts FT
5. Alarm output (open collector)
6. Temperature sensor (white/blue stripe)
7. Temperature sensor (white)
8. Internal Lighting: 5, 12, 24 Volt
9. +14V or +28V Keep alive power |
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| Installation Eligibility |
| Bell Helicopter Textron Model 407 |
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If your airframe is not listed for the unit you're installing you need to complete a 337 form and file with your local FSDO. Download FAA 337 Form |
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| Description | Part No. | Price | Buy | | M803 WITH 14V LIGHTING | 10-25520-14 | $393.95 | 
| | M803 WITH 28V LIGHTING | 10-25520-28 | $395.95 |
| | M803 WITH 5V LIGHTING | 10-03304 | $404.95 |
| | M803 5V WITH NIGHT VISION LIGHTING GREEN | 10-03342 | $528.00 |
| | M803 14V WITH NIGHT VISION LIGHTING GREEN | 10-03343 | $539.00 |
| | M803 28V WITH NIGHT VISION LIGHTING GREEN | 10-03344 | $539.00 |
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| Description | Part No. | Price | Buy | | TEMPERATURE PROBE 12FT. WHITE (ANALOG) | 11-04603 | $56.75 |
| | AUDIO ALARM (800, 803, 850, &877) | 11-04610 | $39.50 |
| | 9 PIN FEMALE CONNECTOR | 11-04604 | $14.85 |
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