Rev. 1.3
10
https://www.hartmann-electronic.com/
Temperature (°C)
2000
3000
1000
0
Rot
a
tio
n
sp
e
e
d
(m
in
-1
)
20
30
25
35
40
45
2900 min
-1
1450 min
-1
Temperature (°C)
2000
3000
1000
0
Rot
a
tio
n
sp
e
e
d
(m
in
-1
)
20
30
25
35
40
45
2900 min
-1
1450 min
-1
Figure 3-9 Fan characteristic dip-switch on/off
3.3.4
Fan signal connector
For subracks assembled with a fan tray, the fan signals are also provided by a 14 pole
connector.
Figure 3-10: Pin assignment fan signal connector
Pin
Signal
1
GND
2
+12V
3
GND
4
+12V
5
GND
6
+12V
7
GND
8
Fan Load OUT
9
Fan_tacho_4
10
Fan_tacho_1
11
Fan_tacho_5
12
Fan_tacho_2
13
Fan_tacho_6
14
Fan_tacho_3