UK
Process and dialogue module ecomatDisplay CR1058, CR1059
19
5.5 Operating voltage and fuses
►
The individual electric circuits must be protected in order to protect the whole
system� Automotive spade-type fuses are recommended�
Description
Connector 1
Operating voltage
Nominal
value fuse
Required triggering
characteristics
VBB
15
pin 119
8...16 V DC and
16…32 V DC
ignition starter switch
3 A
T
fuse
≤ 120 s at max.
6�25 A
VBB
30
pin 121
8...16 V DC
5 A
T
fuse
≤ 120 s at max.
10 A
16…32 V DC
3 A
T
fuse
≤ 120 s at max.
6�25 A
VBB
0
pin 114
8...16 V DC and
16…32 V DC
15 A
-
Digital inputs
pin 115, 116,
89, 97, 110
8...16 V DC and
16…32 V DC
3 A
T
fuse
≤ 120 s at max.
6�25 A
Terminal designation pursuant to DIN 72552
Supply cables of the inputs can be safeguarded together with the fuse for VBB
15
�
NOTE!
Load dump and surge without connection of VBB
0
> Destruction of the device possible
► Always connect VBB
0
, even if the outputs are not used or are not
available�
5.6 Shield connection
To ensure the protection of the device against electrical interference and to
ensure the safe function of the device, the housing has to be connected to
the body / GND of the supply using the shortest possible route�
►
Establish the connection between the device and the ground of the vehicle
using the intended screw for RAM
®
Mount installation� If possible, use the
thread next to the 40-pole AMP connector�