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below.
Figure 24 – Configuration of CAN termination.
Figure 25 shows the correlation between CAN bus length
and maximum transmission speed.
1000
500
200
100
50
20
10
5
0
10
40
100
CAN bus length (m)
Figure 25 - Maximum CAN bus transmission speed
Rotary selector
The rotary selector is used to set the function of the CPU
Figure 26 shows the guidelines for installing a CAN network
with GEFRAN and/or third-party devices.
M A S T E R
eP C logic 400
G F _V E DO E V
G F _V E DO ML
G F _V E DO
eV iew L T
S L
T ermination
7
2
1
120 ?
W
4
1
5
CAN_H
CAN_L
CAN_GND
SHIELD
0 V
+24 Vdc
Is olated dedicated
C AN line
P ower S upply
AC
line
22
200
1000
10.000
A DV
80
V +
H
S H
L
V -
1
2
3
4
5
3
Do Not C onnect C AN_G ND to P E
PE
Figure 26 – CAN connection guidelines
module.
Settings and functions:
• From 0 to 9: normal functioning. Positions 0..9 can be
used for custom applications.
• A: power on- user application from SD-Card.
• B, C: reserved – do not use.
• D: runtime - diagnostics mode.
• F: power-on - start in setup mode.
SD Card
The SD Card mass memory lets you store data and
applications.
SD Card function is defined by position A of the rotary selector
(use positions 0 to 9 only; unless otherwise instructed, do not
use positions A to F).
SD Card function is defined by rotary selector position.
S L A V E
IK 4-C -A
G iL ogik II
R -G C A Ns
1
2
4 3
R-GCANs
4
3
7
2
3
1
2
5
C A N I/O
G F X4
1
2
3
4
5
7
2
3
7
2
OR
DO NOT C ONNE C T WIR E S IN P IN NOT US E D
80949_MAN_eView BOX_05-2019_ENG
T ermination
3
1
120 ?
W
4
1
5
CAN_H
CAN_L
CAN_GND
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