Safety Int.lock - Chroma 62020H-150S Operating & Programming Manual

Programmable dc power supply with solar array simulation
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_INHIBIT
SIGNAL
Output
INHIBIT
=DISABLE
Output
INHIBIT
=ENABLE
3.3.5.5

SAFETY INT.LOCK

This function controls the power supply's ON/OFF function directly through Pin 21
(INTERLOCK) of the ANALOG INTERFACE.
1.
Use the "
Figure 3-78.
O V P
O C P
O P P
R E M O T E
S A F E T Y
E X T
O N / O F F
2.
Use the numeric keys
INT.LOCK mode. There are two options, DISABLE and ENABLE.
1.
Selecting DISABLE:
2.
Selecting ENABLE:
Figure 3-77
" "
" keys to move the cursor to the column to be set as shown in
=
=
=
I N H I B I T
=
I N T . L O C K =
=
Figure 3-78
0
1
-
Disables this function.
Sets SAFETY INT.LOCK to ENABLE. The DC Power
Supply's ON/OFF is still controlled by "
21 of the ANALOG INTERFACE is at a low level, it indicates
the power supply is outputting normally and when it is at a
high level, it stops the power supply output temporary (the
ON/OFF
"
" is still on) and issues a protection signal. Once Pin
[ P R O T E C T I O N ]
6 0 0 . 0
V
1 8 . 9 0 A
5 2 5 0 . 0 W
D I S A B L E
P U L L = H I G H
D I S A B L E _
P U L L = H I G H
D I S A B L E
P U L L = H I G H
or the "Rotary" (
Manual Operation
) knob to set the SAFETY
OUTPUT
". When PIN
3-45

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