IFM ioControl CR2050, Device Manual

Page: 12 / 126

ioControl
12
6.7.2 CR2051
Example 1
CAN loop, low
load, supply
via CAN IN
CR2051
* Load-Dump
Protection
CAN IN CAN OUT
03/04 V
CAN
02/05 CAN1
Supply
3 A
01/06
GND
CAN
VBB
S
/
VBB
1
*
06
GND
1
VBB
2
GND
2
01 04
03/04 V
CAN
CAN1
GND
CAN
03 02/05
CAN2
Supply
3 A
02/05
01/06
Supply
max. 25 A
3 A**
CR2051
* Load-Dump
Protection
CAN IN CAN OUT
03/04 V
CAN
02/05 CAN1
01/06 GND
CAN
VBB
S
/
VBB
1
*
06
GND
1
VBB
2
GND
2
01 04
03/04 V
CAN
CAN1
GND
CAN
03
02/05
CAN2
02/05
01/06
GND
GND
GND
Supply
15...25 A
Supply
max. 25 A
CR2051
* Load-Dump
Protection
CAN IN CAN OUT
03/04
V
CAN
02/05 CAN1
01/06 GND
CAN
VBB
S
/
VBB
1
*
06
GND
1
VBB
2
GND
2
01 04
03/04
V
CAN
CAN1
GND
CAN
03
02/05
CAN2
02/05
01/06
GND GND
Example 2
medium load,
common fuse
**additional
protection
required if
common fuse
> 3 A
Example 3
max. load
Protection against overvoltage from the vehicle's on-board system is only ensured
if the connection VBB
S
/VBB
1
is protected with at least 15 A (example 3) or if all
voltages are protected by means of a common fuse (examples 1 and 2)�