Wiring Of System Bus (Can) - Lenze EPM-H510 Instructions De Mise En Service

Show/Hide Bookmarks
3.2.2
Fig. 3-2
L

Wiring of system bus (CAN)

Principle structure
A
(H510)
1
-V CAN- Shield CAN+ N.C.
120
Wiring of system bus (CAN)
A Bus station 1
1
Only connect terminals of the same signal type.
!
Features of the signal cable:
!
Total cable length
Cab e type Cable type
Cable resistance
Capacitance per unit length
Connection of bus terminating resistors:
!
One resistor 120 Ω each at the first and last bus station
!
Features:
Bus length:
!
– 25 m at max. 1 Mbit/s data transfer rate
– Up to 1 km at reduced data transfer rate
Very reliable data transfer (Hamming distance = 6)
!
Signal level to ISO 11898
!
Up to 63 bus stations possible
!
A
2
CG LO HI CG LO HI
A Bus station 2
2
Up to 300 m
2
LIYCY 2 x 2 x 0.5 mm
Twisted in pairs with shielding
Pair 1: CAN-LOW (LO) and CAN-HIGH (HI)
Pair 2: 2 GND
≤40 Ω/km
≤130 nF/km
EDBEPM-H510 DE/EN/FR 4.0
Installation
A
n
CG LO HI CG LO HI
120
A Bus station n
n
300 to 1000 m
2
CYPIMF 2 x 2 x 0.5 mm
≤40 Ω/km
≤60 nF/km
h510_006
55