Advertisement
Before applying power
AC voltage selector
This
timer
operates
on
120 volts
or
220~240 volts
AC.
The
AC
voltage
selector switch on the back panel is set to
the AC line voltage generally available in
the country
where
it is shipped.
Before
connecting the power cord to your AC
outlet, make sure that the setting posi-
tion of this switch matches your AC line
voltage. If not, it must be properly chang-
ed to the proper setting.
Note:
Our warranty does not cover damage caused by
excessive AC line voltage due to improper set-
ting of the AC voltage selector switch.
120 V~ <> 220-240 V~
120 V~ <e 220-240 V~
Switch lever
This shows switch
lever locked in the
220-240 V~
posi-
tion,
This shows switch
lever locked in the
120 V~ position.
Move switch lever to match your line voltage
with a small screw driver or other pointed tool.
AC voltage selector switch
Adjusting to your line frequency
The frequency selector switch is provided
at the rear panel. Be sure to set the selector
switch to your country frequency (50 Hz
or 60 Hz) before
connecting
the power
cord.
50Hz
60 Hz
50 Hz
60 Hz
Cai
(50 Hz Setting)
(60 Hz Setting)
Frequency selector switch
Features
Easy-to-read display
The 24-hour fluorescent display shows the
_ time in green. The numerals have a height
of 13 mm, so they are easy to read.
AC outlet indicator
Indicates the status of AC outlet conditions
in red.
MOS type LSI
The MOS type LSI allows the AT-52/52B
to display the time accurately, and is syn-
chronized by the AC line frequency.
Accurate timer set
The timer can be set at 1 minute intervals;
the timer functions with an accuracy
of
+0.02 second.
AT-52/52B (K.U.P.M) 3
Advertisement
