Lenze EVS9332xP Manual do Utilizador descarregar pdf (Página 149)

100

101

Wiring of the standard device

Wiring of the system bus (CAN)

5.9



5.9−1

EDSVS9332P EN 5.0−07/2013

5.9 Wiring of the system bus (CAN)

93XX 93XX 93XX

GND GND GND GNDLO LO LO LOHI HI HI HIX4 X4 X4PE PE PE PE

120 120

9300VEC054

Fig. 5.9−1 System bus (CAN) wiring

Bus device 1 (controller)

Bus device 2 (controller)

Bus device 3 (controller)

Bus device n (e. g. PLC), n = max. 63

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)

 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 Paired with shielding

Impedance 120 W (95 ... 140 W)

Cable resistance/cross−section

Cable length £ 300 m £ 70 mW/m / 0.25  0.34 mm

(AWG22)

Cable length 301  1000 m £ 40 mW/m / 0.5 mm

(AWG20)

Signal propagation delay £ 5 ns/m

Wiring

1 2 ... 144 145 146 147 148 149 150 151 152 153 154 ... 444 445

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