Lenze EPM−H606 - Manual (Page 81)

Electrical installation
Wiring of system bus (CAN)
EPM−H606 operating unit with 42−pole plug
5
l
81 EDBPM−H605 DE/EN/FR 7.2
5.4.3 EPM−H606 operating unit with 42−pole plug
(operating unit with hardware versions 1A and 1B only)
(
Stop!
Bus error!
ƒ The connection of the operating unit without CAN−repeater to
the system bus (CAN) leads to bus errors if the plug of the
operating unit is disconnected during operation.
Protective measure:
ƒ Connect the operating unit via a CAN−repeater.
– Read the documentation for the CAN−repeater.
120
HI LO GND CAN2
CAN1
2176
120
+24 GND
DC +24 V
(DC +9 ... +35 V)
HI LO GND
CG LO HI CG LO CG CG LO LO
HI
HI CG CG LO LO HI HI HI
A
n
A
2
A
A (H606)
1
n+1
120
0
1
120
CAN-LOW CAN-GND CAN-HIGH
24
23
25
" "
" " " "
" "
" "
h605_013
Fig. 5−4 Connect operating unit with 42−pole plug
0 CAN segment 1 1 CAN segment 2
A
1
Node 1 A
2
Node 2
A
n
Node n A
n+1
Node n+1 (e.g. EPM−H606)
2176 EFM2176 CAN repeater