Installation
Electrical installation
Specification of the transmission cable
5
l
26
EDSMF2178IB EN 3.0
EMF2178IB
GND
V+
CAN_L
CAN_H
SHLD
120 W
CAN
LOW
GND
HIGH
+
+
GND
120 W
2178CAN002
Fig. 5−3 Connection to the plug connector
5.2.4 Specification of the transmission cable
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
2
(AWG22)
Cable length 301 1000 m £ 40 mW/m / 0.5 mm
2
(AWG20)
Signal propagation delay £ 5 ns/m
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