16
4. Current 7-segment LED
Normal operation
Sequence operation
Menu
Alarm
Current or power is
displayed.
Step No. is displayed.
Set item is
displayed.
OVP, OCP,
HARD or OHP is
displayed.
The
“W” LED on the right of the 7-segment LED is lit in the power
display state.
5
．
Voltage 7-segment LED
Normal operation
Sequence operation
Menu
Alarm
Voltage or power is
displayed.
Cycle No. is displayed.
Set parameter
is displayed.
OVP, OCP,
HARD or OHP is
displayed.
The
“W” LED on the right of the 7-segment LED is lit in the power
display state.
6. Function LEDs
These LEDs display the On/Off state the functions.
The (green) LED is lit when the corresponding function is activated.
◆
See Fig.4-2 Panel Operation Unit below.
7. ESC/DISP key (
ESC
/
DISP
)
Changes the channel display, sequence operation display (i.e., step No.
and cycle No.), remaining time in off-timer operation and other displays.
When the menu is displayed, pressing it exits the function selection
mode and returns to the normal mode.
8. OUTPUT key (red) (
OUTPUT
)
This key turns on or off output.
The LED is lit when output is turned on.
9. CHA and CHB keys (red, green, orange) (
CHA
、
CHB
)
These keys turn on or off the channel outputs. When the output is on,
the LED of the color representing the output mode is lit.
The green LED is lit in the constant-voltage (CV) mode, the red LED in
the constant-current (CC) mode, and the orange LED in the
constant-power (CP) mode.
These keys are provided on the PSF-400L2 only.
The PSF-400L and PSF-800L have LEDs only.
