California Instruments 3000iL, Руководство пользователя

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iL Series User Manual
22
Rev B California Instruments
Step Procedure Display Explanation
12. Press Protect,
scroll to the
VOLT:PROT
item, and press 3
2 0 Enter
VOLT:PROT
320
Programs the OVP to a value
greater than the output voltage of
the Unit. Note: You cannot clear
an OVP trip until you have first
removed the cause of the
condition.
13. Press Protect and
Enter
120 V 60 HZ
Executes the PROT:CLEAR
command, restoring the output.
Prot
turns off and
CV
turns on.
14. Press Shift and
Current
CURR:LEV 1
Indicates the default output
current limit setting.
15. Press . 5 Enter
CURR:LEV .5
Sets the current limit to 0.5
amperes. The
CC
annunciator is
on, indicating that the unit is in
current limit mode and the light
bulbs are dimmer because the
output voltage has dropped in its
attempt to limit output current.
16. Press Protect,
scroll to the
CURR:PROT
item, and press
↓
to select
ON
.
Then press
Enter.
CURR:PROT
ON You have enabled the overcurrent
protection circuit. The circuit then
tripped because of the output
short. The
CC
annunciator turns
off and the
OCP
and
Prot
annuciators come on. The output
current is near zero.
17. Press Output
On/Off
0.5 V 60 HZ
The output is off and the
Dis
annunciator turns on.
18. Press Protect,
scroll to the
CURR:PROT
item, and press
↓
to select
OFF
.
Then press
Enter.
CURR:PROT
OFF
You have disabled the overcurrent
protection circuit. The
Prot
annunciator turns off.
19. Turn the unit off. The next time the unit turns on it
will be restored to the *RST or
factory default state.
Table 9 : Connection Verification Steps