Lenze EPM−H315 - Manual (Page 58)

Electrical installation
Wiring of system bus (CAN)
4
l
58 EDBPM−H315 DE/EN/FR 7.1
Terminal assignment
(
Stop!
Connect a 120 W terminating resistor to the first and last bus device.
Terminal Identification Explanation
1 V− GND Reference potential
2 CAN− LO System bus LOW (data line)
3 Shield Connect the shield of the system bus cable
4 CAN+ HI System bus HIGH (data line)
5 n.c. Not connected
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