Precaution For Use - Kenwood PDS-20 Instruction Manual

Regulated dc power supply
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PRECAUTION FOR USE
1)
CHECKING
INPUT VOLTAGE
1) Keep
the
permitted
range
of input voltage.
Single
phase,
100/120/200/220/240 V
AC,
+10%,
50/60 Hz
2) The adapted input voltage is indicated at the AC input
terminal on the rear panel.
3) When converted the line voltage, refer to the section
of MAINTENANCE.
2) POWER CORD CONNECTION
Some models have a connector retainer on the AC cord
connector to hold the cord from slipping off.
For safe operation, be sure the retainer is locked.
3)
OUTPUT
CONNECTION
1) Make
sure that the rear-panel
output terminals
and
control
terminals
are
connected
with
jumpers
as
shown Fig. 2.
Output terminals of rear panel
§ 3
— -S
+ +5
Control terminals
$e oOo
OOO
Fig. 2
2) The output lines are floating. Connect
either of the
front-panel
output
terminals
to GND
normally
with
short bar.
4) ENVIRONMENTAL CONDITIONS
1) Keep the operating temperature range of O° to 40°C.
If the
ambient
temperature
rises
excessively,
the
device's protection system works and cuts off power.
2) Keep clear the ventilation openings (at sides and bot-
tom) and the passage
of fan air. Install any other
devices more than 30 cm apart from those openings.
3) Avoid to install the power supply in a dusty place and
where there are much corrosive gases.
4) Avoid to install sensitive instruments on and beside the
power supply.

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