© National Instruments
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A-15
RMX Programmable Power Supplies User Manual
Display Function
Voltage display
Maximum display
RMX-4124........................................ 99.99 (fixed decimal point)
RMX-4125........................................ 99.99 (fixed decimal point)
RMX-4126........................................ 999.9 (fixed decimal point)
RMX-4127........................................ 999.9 (fixed decimal point)
Display accuracy....................................... ±(0.2% of rdng +5 digits)
Current display
Maximum display
RMX-4124........................................ 999.9 (fixed decimal point)
RMX-4125........................................ 99.99 (fixed decimal point)
RMX-4126........................................ 99.99 (fixed decimal point)
RMX-4127........................................ 9.999 (fixed decimal point)
Display accuracy....................................... ±(0.5% of rdng +5 digits)
Power display
1
.................................................. The PWR DSPL key lights red.
Maximum display ..................................... 9999
Operation display
OUTPUT ON/OFF ................................... Output on: OUTPUT LED lights green.
Output off: OUTPUT LED turns off.
The output is on and a protection function has
been activated: OUTPUT LED blinks orange.
CV operation............................................. CV LED lights green
CC operation............................................. CC LED lights red
Alarm operation........................................ ALM LED lights red when a protection function
has been activated.
ALM LED blinks red when the power limit
(POWER LIMIT) has been activated.
Remote operation...................................... REMOTE LED lights green during remote
control.
LAN operation.................................. LAN LED lights or blinks depending on the
LAN communication status.
No fault status: Lights green.
Fault status: Lights red.
Standby status: Lights orange.
WEB identify status: Blinks green.
Key lock operation.................................... LOCK LED lights in green when the keys are
locked.
Preset memory ......................................... When a preset memory entry is being used,
the PRESET A, B, or C LED lights in green.
1
Press PWR DSPL to display the power on the ammeter. Each time you press this key, the display switches
between power and current.