Lenze EMF2178IB - Manual (Page 26)

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