GW Instek PSU-Series User Manual - Manual (Page 147)

ANALOG CONTROL
147
Connection- alt.
shielding If the wire shield needs to be grounded at the
voltage source (EXT-V), then it can be
connected as shown below.
PSU EXT-V
Isolated
Voltage
Option
＋
－ 4
3
Output
Terminal
2 core shielded
wire or twisted
pair
 Pin4(GND_ISO) → EXT-V (-)
 Pin3(+IPROG_ISO) → EXT-V (+)
 Wire shield → EXT-V ground (GND)
Steps 1. Connect the external voltage according to the
connection diagrams above.
2. Set the F-91 power on
configuration setting to 4 (Control
by Isolated Board).
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3. Set the F-97 power on
configuration setting to 0 (0~5V
control range) or 1 (0~10V control
range).
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 Be sure to cycle the power after the power
on configuration has been set.
4. Press the Function key and confirm
the new configuration settings (F-
91=4, F-97=0 or 1).
Function