Eliwell FREE Panel EVP 3300/C, Installation Manual

Page: 10 / 39

FREE Panel
10/38
3.4 Connections
3.4.1 Example: RS485 connection (Field)

1 FREE Panel EVP
 Max 127 FREE Evolution EVE expansion modules connected in RS485
o
EVP is in Modbus RTU Master mode
o
EVEs are in Modbus RTU Slave mode
3.4.2 CAN connection example (Field)
 1 FREE Panel EVP

Max 12 FREE Evolution EVE expansion modules connected in CAN
EVP
EVE
1
485 -
485 GS
485 +
485 -
485 GS
485 +
POWER IN
24V
a
/
c
48V
a
EVE
127
max 127
Switch/Router
Ethernet
FREE Studio / Supervisor
<IMG INFO>
EVE
CAN GS
CAN H
CAN L
24V
a
/
c
48V
a
EVP
POWER IN
max 12
EVE
<IMG INFO>