Krg 333 rate/acceleration sensor, Control positiontransducer, Kad 480 air data system – BendixKing KFC 500 User Manual

Page 24: Kdc 481t air data computer, Kav 485 altitude/vertical speed indicator, Normal operation

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Normal Operation

Normal Operation

38

39

June 15, 1999

006-18081-0000

006-18081-0000

March 27, 1998

mation to the EFIS and each Flight
Computer.The Free/Slave switch
allows the pilot to select either Free
or Slaved Magnetic Heading mode.
The slew switch is utilized for manu-
ally correcting heading information
during flight operations at higher lati-
tudes.

Note: In systems with copilot EFIS,
the secondary KCS 305 system
interfaces with the secondary KCP
520.

KRG 333 Rate/Acceleration
Sensor

Dual KRG 333 are used to supply
three axis rate/two axis acceleration
sensor inputs to each Flight
Computer for command calculation
and monitoring.

Control PositionTransducer

Each control axis (pitch, roll, yaw,
and collective) has a control position
transducer (synchro resolver) to
feedback control position to both
Flight Computers.

KAD 480 Air Data System

The KAD 480 Digital Air Data
System is comprised of the KDC
481T Central Air Data Computer, the
KAV 485 Altimeter/Vertical Speed
Indicator, and a temperature probe.

KDC 481T Air Data Computer

The heart of the KAD 480 Air Data
System, the KDC 481T Central Air
Data Computer, processes pitot and
static pressures and air temperature
inputs, and supplies the processed
information to both KCP 520 Flight
Computers and the KAV 485
Altimeter/Vertical Speed Indicator.
The KDC 481T uses a strap module
which contains aircraft specific infor-
mation required for overspeed pro-
tection, etc. The Central Air Data
Computer is also capable of supply-
ing air data information to optional
Navigation Management Systems.

KAV 485 Altitude/Vertical Speed Indicator

DIRE

CTIO

N

OF FLIGHT

1

KDC 481

0

2

3

4

5

6

7

8

9

ALT

VS

ALT

1000 FT/MIN

VS

2

3

2

1

1

.5

.5

0

UP

DN

IN HG HPa

DEN ALT

SEL

VS

1,160

30.08 1,700

1

ENG

SEL

ı

BARO

U

P SH

E

T

S T

SEL

U

P LL

V S

3

ALT

ALERT

1

2

3

4

5

6

7

8

9

10

11

12 13

1. Hg/HPa Pushbutton
2. Altimeter Flag
3. Altimeter Display
4. Barometric Pressure Setting
5. Vertical Speed Bug
6. Vertical Speed Flag
7. IVSI Diplay
8. Barometric Pressure Setting

Selector/Test

9. Altitude Alert Annunciation
10. Selected Altitude/Density

Altitude

11. Altitude/Vertical Speed

Selector

12. Vertical Speed Engage

Pushbutton

13. Altitude Select Engage

Pushbutton

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