Bosch Rexroth PSI 6500 Series - Page 21

Electric Drives
and Controls
2-3Bosch Rexroth AGPSI 6500.xxx1070087059 / 02
Fundamentals on the Master-Slave Mode
X6 X6
Master
(with I/O and programming
connection)
Slave 1
(without I/O and
programming connection)
No more than 3 units (of the same type)
PSI 6500.xxx PSI 6500.xxx
9-pin
connec
tion
cable
9-pin
connec
tion
cable
U2 V2 U2 V2 U2 V2
Electrodes
Primary
circuit
Secondary
circuit
I
1
I
2
I
3
I
tot
= I
1
+ I
2
+ I
3
PSG PSG PSG
Slave 2
(without I/O and
programming connection)
PSI 6500.xxx
X7
X6
X7 X7
“Master-Slave mode” principle