GW Instek PSU-Series User Manual - Manual (Page 115)

ANALOG CONTROL
115
Analog Control Connector Overview
Overview The Analog Control Connector is a 25 pin
connector that can be used with the ARC
(analog remote control) kit for wiring
connections. The connector is used for all
analog remote control. The pins used determine
what remote control mode is used.
Pin Assignment
1
25
Pin name Pin number Description
Status COM1 1 This is the common line for the status signal pins 2
to 3 and 14 to 16.
CV Status 2 This line is on when the PSU is in CV mode
(photocoupler open collector output) 1 .
CC Status 3 This line is on when the PSU is in CC mode
(photocoupler open collector output) 1 .
TRIG IN 4 Trigger signal input line.
Status COM2 5 This is the common line for status signal pins 4
and 17.
N.C. 6 Not connected.
Shutdown 7 Output shutdown control line. The output is
turned off when a low level TTL signal is applied.
PRL IN- 8 Negative input line for master-slave parallel
operation.
PRL IN+ 9 Positive input line for master-slave parallel
operation.