PSM-SERIES PROGRAMMABLE POWER SUPPLY
USER MANUAL
6
3. PRECAUTIONS BEFORE OPERATION
3-1. Unpacking the Instrument
The product has been fully inspected and tested before shipping from the factory.
Upon receiving the instrument, please unpack and inspect it to check if there is
any damage caused during transportation. If any sign of damage is found, notify
the bearer and/or the dealer immediately.
3-2. Checking the Line Voltage
The product can be applied by any kind of line voltages shown in the table below.
Before connecting the power plug to an AC line outlet, make sure the voltage
selector of the rear panel is set to the correct position corresponding to the line
voltage. It might be damaged the instrument by connecting to the wrong AC line
voltage.
WARNING. To avoid electrical shock the power cord protective
grounding conductor must be connected to ground.
When line voltages are changed, replace the required fuses shown as below:
Model
Line
voltage
Range
Fuse
Line
voltage
Range
Fuse
PSM-2010
T 7A
250V
T3.15A
250V
PSM-3004
T3.15A
250V
T 1.6A
250V
PSM-6003
100V
120V
90-110V
108-132V
T 5A
250V
220V
230V
198-242V
216-250V
T2.5A
250V
PSM-SERIES PROGRAMMABLE POWER SUPPLY
USER MANUAL
7
WARNING. To avoid personal injury, disconnect the power
cord before removing the fuse holder.
3-3. Environment
The normal ambient temperature range of this instrument is from 0° to 40°C (32° to
104°F). To operate the instrument exceeding this specific temperature range may
cause damage to the circuits of instrument.
Do not use the instrument in a place where strong magnetic or electric field exists
as it may disturb the measurement.
CAUTION. To avoid damaging the instrument, do not use it in a
place where ambient temperature exceeds 40℃.