13)Connection Of The Electric Rev-Counter - Rotax 914 F Installation Manual

19.4.13)Connection of the electric rev-counter

NOTE:
ATTENTION: The graphs depicting output signals have been determined and are
The pick-up for the rev-counter generates one pulse per revolution. Pulse shape and
pulse voltage as per recordings (oscillogram).
speed 500 rpm (load 100
(+V)
3
2
1
0
1
2
3
4
(-V)
speed 6000 rpm (load 100
(+V)
10
5
0
5
10
(-V)
Date
Page
1996 05 10
88
See Ill. 52/67.
Feeding wiring to electric rev-counter from the 36 pole receptacle of TCU.
connections:
* from the 36 plug receptacle of TCU without plug connection
length approx. 1000 mm (40 in) from TCU.
BOMBARDIER-ROTAX developed especially for this application a
non-certified electric rev-counter. Certification to the latest require-
ments such as FAR or JAR has to be conducted by the aircraft
builder.
effective only at the following conditions.
ambient temperature:
tolerance:
1 revolution
360°
1 revolution
360°
Install
914 F
flexible cable 0,75 mm
flexible cable 0,75 mm
20° C (68° F)
± 5%
Ω
) speed 500 rpm (load 100 k
(+V)
15
10
5
0
5
10
15
(-V)
Ill. 67
Ω
) speed 6000 rpm (load 100 k
(+V)
100
50
0
50
100
150
(-V)
Reference
2 white No. 26*
2 white No. 13*
1 revolution
360°
1 revolution
360°
Modification-No.
Ω
)
Ω
)
- 0 -