ETAS
Installation
XETK-S22.0 - User’s Guide
38
5.3.2
Power Supply
The XETK-S22.0 needs a permanent power supply (refer chapter “Power Sup-
ply” on page 21). Refer to figures Fig. 5-9, Fig. 5-10, or Fig. 5-11 for recommen-
dations on permanent power supply connection to XETK-S22.0.
5.3.2.1
Permanent Power Supply inside ECU available
Fig. 5-9
Permanent Power Supply inside ECU available
5.3.2.2
Permanent Power Supply inside ECU not available
Fig. 5-10
Permanent Power Supply inside ECU not available
5.3.2.3
Isolated Power Supply inside ECU
The XETK-S22.0 does not require a galvanically isolated power supply. For spe-
cial applications ETAS offers the isolated power supply ETP2.
Fig. 5-11
Isolated Power Supply inside ECU
ECU
12V
ECU GND
Permanent Supply
ECU
Connector
XETK
ca.
36 V
Power Supply Connector
Vehicle
Battery
Vehicle
Wiring
Cable ETAM2
ECU
Ignition Key
12V
ECU GND
Permanent Supply
12V
ECU
Connector
Cable K70
XETK
ca.
36 V
Power Supply Connector
Vehicle
Battery
Vehicle
Wiring
Cable KA50 or CBAM270 (power line)
Cable ETAM2
ECU
12V
Permanent Supply
ECU
Connector
4,8V… 36V
Input
Output
12 V
-
+
+
-
XETK
ca.
36 V
Power Supply Connector
Vehicle
Battery
Vehicle
Wiring
Cable
ETAM2
and
CBM200
Cable ETAM2
Isolated Power Supply