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4
Electrical installation
Wiring of system bus (CAN)
Terminal assignment
(
Stop!
Connect a 120 W terminating resistor to the first and last bus device.
Terminal
1
2
3
4
5
We recommend the use of CAN cables in accordance with ISO 11898−2:
CAN cable in accordance with ISO 11898−2
Cable type
Impedance
Cable resistance/cross−section
Signal propagation delay
74
Identification
Explanation
V−
GND
CAN−
LO
Shield
CAN+
HI
n.c.
Cable length £ 300 m £ 70 mW/m / 0.25 … 0.34 mm
Cable length 301 … 1000 m £ 40 mW/m / 0.5 mm
Reference potential
System bus LOW (data line)
Connect the shield of the system bus cable
System bus HIGH (data line)
Not connected
Paired with shielding
120 W (95 ... 140 W)
£ 5 ns/m
l
2
(AWG22)
2
(AWG20)
EDBPM−H410 DE/EN/FR 4.1
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