GW Instek PSW-Series User Manual - Manual (Page 81)

OPERATION
81
Master-Slave Series Overview
Background When connecting PSW power supplies in
series, up to 2 units* can be used in series and
all units must be of the same model. The
Analog Control Connector is used as the
interface for serial connections.
When the units are used in series, a number of
precautions and limitations apply. Please read
this overview before operating the power
supplies in series.
CAUTION *250V and 800V models do not support series
operation!
Series Connection
Overview
Slave
Load
Master
Ext-V
Ext-R
VMON
IMON
A
n
a
lo
g
C
o
n
tr
o
l
C
o
n
n
e
c
to
rs
Limitations Display
 Only the master unit will display the
current.
 Master and slave units display the voltage.
The total voltage is the sum of the units.