Firmware V1.4
20.05.2021
85/113
7.3.1 Terminal Assignment of CAN Bus
CAN BUS on the basic module
Designation
Terminal No.
Connection
Wire colour
Standard, for connection to the E*LDS system
CAN BUS
1
2
3
4
SHIELD
CAN-GND (Ground)
CAN-LOW
CAN-HIGH
Shielding
green
brown
white
Setting the CAN Bus Address via Thumb Wheel Switch S2
.
DANGER
Warning of dangerous electrical voltage! Danger to life - Danger of electric shock! BEFORE
connecting and disconnecting, it must be ensured that
no voltage
is present at all connections of the
controller.
ATTENTION
All CAN bus supply cables must be shielded (cable type
LiYCY 2x2x0.75 mm
2
)! As a general rule,
care should be taken to ensure that signal cables and cables carrying mains voltage are routed in
separate cable ducts. Maximum length of the cable: 500 m.
Wiring variant A
: Unit is a device in a CAN bus segment with other devices before and after this,
no
terminating resistor
required.
Wiring variant B
: Unit is at the beginning / end of a CAN bus segment,
a terminating resistor 100
Ohm is required
(item number KGLCANTERM).
For further details on the CAN bus, see the operating instructions
"E*LDS Basics, Safety Instructions,
".