Technical data

127
Confidential
Communication: wiring
RTN
+T/R
-T/R
RTN
+T/R
-T/R
RTN
+T/R
-T/R
1
st
Aurora2
nd
AuroraLast Aurora
S2 switch
ON
RS-485 cable
max. length = 1.000mt
max. inverter nodes = 31
Block Diagram: RS-485 cabling
AURORA PVI-6000-OUTD
PC with RS232 port
(Sub-D 9 pin male)
PVI-RS232/485
RS485 to RS232
Converter
(Sub-D 9 pin female)
RTN
+T/R
-T/R
(terminal block)
Data-Logger
RS485 port
RTN
+T/R
-T/R
(terminal block)
Off
On
Recommended RS-485 cable type:
 LiYCY, 2x2x0,5mm (n.2 twisted pairs) + shield
 RS-485 cable (1pair + 1 conductor) + shield
S2 switch
OFF
S2 switch
OFF
RTN
+T/R
-T/R
RTN
+T/R
-T/R
RTN
+T/R
-T/R
1
st
Aurora2
nd
AuroraLast Aurora
S2 switch
ON
RS-485 cable
max. length = 1.000mt
max. inverter nodes = 31
Block Diagram: RS-485 cabling
AURORA PVI-6000-OUTD
PC with RS232 port
(Sub-D 9 pin male)
PVI-RS232/485
RS485 to RS232
Converter
(Sub-D 9 pin female)
RTN
+T/R
-T/R
(terminal block)
Data-Logger
RS485 port
RTN
+T/R
-T/R
(terminal block)
Off
On
Recommended RS-485 cable type:
 LiYCY, 2x2x0,5mm (n.2 twisted pairs) + shield
 RS-485 cable (1pair + 1 conductor) + shield
S2 switch
OFF
S2 switch
OFF
Cable: Data cable, twisted pair and shielded:
Minimum cross section: 0.5mm2
NOTE: Each inverter requires its own address!