Epm-h606 operating unit with 20-pole plug, Epm−h606 operating unit with 20−pole plug, Electrical installation – Lenze EPM−H606 User Manual
Page 82: Stop
Electrical installation
Wiring of system bus (CAN)
EPM−H606 operating unit with 20−pole plug
l
82
EDBPM−H605 DE/EN/FR 7.2
5.4.4
EPM−H606 operating unit with 20−pole plug
(operating unit with hardware version 1D 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
B1
B2
B3
"
"
"
"
"
"
"
"
"
"
h606_004
Fig. 5−5
Connect operating unit with 20−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