User's Manual

Table Of Contents
SYSTEM DESCRIPTION AND INSTALLATION MANUAL
T
3
CAS/Part No.9005000
Table 4-1: T
3
CAS Computer Unit Interface Description (cont)
(Applicable to Part No. 9005000-10000, -10101, -10202, -10204, and -11203)
Connector
Pin
Designation
Functional Description
RMP-6D
Performance Limit Discrete Input (NO)
This input provides the T
3
CAS computer unit with an input from the Flight
Management Computer (or equivalent) which indicates when the aircraft cannot
achieve a 1500 FPM (457.2 m/min) climb rate. When this input is ground, the climb
rate is not limited and no action is needed by the T
3
CAS computer unit. When this
input is open, the climb rate is limited when the aircraft is above the value set by
the altitude limit program pins (RMP-6E thru RMP-6J).
RMP-6E
2000 ft (609.6 m) Altitude Limit Program Pin (NO)
This pin, along with pins RMP-6F thru RMP-6J, select the “can’t climb” altitude in
2,000-ft (609.6-m) increments up to 62,000 ft (18897.6 m). This is the altitude the
aircraft is not able to achieve a 0.25-g vertical acceleration to a 1500-FPM (457.2-
m) climb rate for an altitude gain of 750 ft (28.6 m) above a certain altitude under
all circumstances. The “can’t climb” altitude is selected by connecting jumper wires
from altitude limit program pins to the program common pin (RMP-6K).
RMP-6F
4000 ft (1219.2 m) Altitude Limit Program Pin (NO)
See RMP-6E.
RMP-6G
8000 ft (2438.4 m) Altitude Limit Program Pin (NO)
See RMP-6E.
RMP-6H
16000 ft (4876.8 m) Altitude Limit Program Pin (NO)
See RMP-6E.
RMP-6J
32000 ft (9753.6 m) Altitude Limit Program Pin (NO)
See RMP-6E.
RMP-6K
Program Common
See RMP-6E.
RMP-7A, 7B
ARINC 429 Magnetic Heading/Attitude Input: [RMP-7A (A), RMP-7B (B)]
This input is provided for applications to receive true heading information, via Label
314, from an external heading source such as an Inertial Reference System.
RMP-7C, 7D
ARINC 429 TA/RA Display No.1 Output: [RMP-7C (A), RMP-7D (B)]
This is one of two ARINC 429 high-speed (100k bits/s) bus outputs that supply data
to the TA/RA display such as a VSI/TRA or EFIS. The other output (TA/RA Display
No.2) is at RMP-7G and -7H. The TA/RA Display No.1 outputs are also connected
to the front (PDL) connector, which is used to supply display information to
maintenance displays.
See J1-33 and J1-34.
Pub. No. 8600200-001, Revision 004
34-45-29
4-15
04 Nov 2014
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