Chroma 61501, User Manual

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Local Operation
3-9
3.5.5 OUTPUT RELAY
There are relays on the output of the AC source for the connection to load. When output
relay is “ON”, it means that the output relay is closed in spite of that the output status of the
AC source is in QUIT mode. When output relay is “OFF”, it means that the output relay is
closed only as the output status is in RUN mode. If the output status is in QUIT mode, the
output relay will be opened. The user can set OUTPUT RELAY on SETUP functional list
(see 3.5).
To set the output relay as ON as below:
1. Move the cursor to the command of OUTPUT RELAY. OUTPUT RELAY = OFF_
2. Turn RPG to set output relay ON, then press
ENTER
.
A click sound will be produced from the AC source OUTPUT RELAY = ON
when output relay is activated.
Before powering off, please confirm if the AC SOURCE is outputting
voltage. For ensure the life of the AC SOURCE, it powered off under
outputting status is prohibited strongly.
3.5.6 BUZZER
The buzzer of the AC source beeps when the user presses the keypad on the front panel, or
turns the RPG knob. If the user does not need it, please turn it off. The user can set
BUZZER on SETUP functional list (see 3.5).
To turn off the buzzer as follows:
1. Move the cursor to the command line BUZZER
= ON_
of “Buzzer=”.
2. Turn RPG to change the option from
ON to OFF, then press
ENTER
. BUZZER = OFF
3.5.7 DATALOCK
The AC source allows the user to lock data entries, so the pre-defined parameters can be
protected from being modified by an unauthorized person. The user can set DATALOCK on
SETUP functional list (see 3.5). The user also can set DATALOCK = FUNC to operate
“One-key Recall”. It means the user can recall the voltage output setting which stored in the
memory (see 3.8.1) only need to press
1
-
9
key directly in Main Page.
The procedures of the setting data lock are shown as below:
1. Move the cursor to the command line
of “DATALOCK=”.
DATALOCK = OFF_