Wiring Of The System Bus (Can) - Lenze 9300 vector Instructions De Montage

5.7

Wiring of the system bus (CAN)

Wiring
A
1
93XX
X4 HI LO
120
Fig. 5−20
(
Stop!
Connect a 120 W terminating resistor to the first and last bus device.
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
EDKVF9383 DE/EN/FR 4.0
A
2
93XX
GND PE X4 HI LO GND PE
System bus (CAN) wiring
A Bus device 1 (controller)
1
A Bus device 2 (controller)
2
A Bus device 3 (controller)
3
A Bus device n (e. g. PLC), n = max. 63
n
X4/GND CAN−GND: System bus reference potential
X4/LO CAN−LOW: System bus LOW (data line)
X4/HI CAN−HIGH: System bus HIGH (data line)
Cable length £ 300 m £ 70 mW/m / 0.25 … 0.34 mm
Cable length 301 … 1000 m £ 40 mW/m / 0.5 mm
l
Electrical installation
Wiring of the system bus (CAN)
A A
3 n
93XX
X4 HI LO GND PE
Paired with shielding
120 W (95 ... 140 W)
2
£ 5 ns/m
HI LO GND PE
120
9300VEC054
2
(AWG22)
(AWG20)
103
5