3-24
IM DR231-01E
Turning Power ON/OFF
The power switch is a push-button; the power is turned on when pressed once and turned off
when pressed again.
DR130
DR231/DR241
Power switch
Power switch
Note
• Before turning the power on, check that each unit is properly mounted and the power cable is correctly
connected.
• If nothing appears on the display when the power switch is turned on, turn off the power and check the
following:
• Is the power cable properly connected?
• Is the supply voltage within the range noted on the previous page?
• Is the power fuse blown (see page 13-2)?
If the problem still cannot be fixed, there may be an equipment problem; please contact your nearest
sales representative Addresses may be found or the back cover of this manual.
• The device takes about 30 minutes to warm up.
• The service life of the lithium battery used to save the settings is about 10 years at an ambient
temperature of 23
°
C. If the settings cannot be held because the lithium battery has run down, please
contact your nearest sales representative. Addresses may be found or the back cover of this manual.
Turning AC Power ON/OFF
When using the AC power supply on the DR130/DR231 with /P6 option, turn on the AC power
switch on the upper right section of the rear panel. Pressing “ | ” turns the power on. Pressing
“
” turns the power off. To stop using the AC power supply, turn off the AC power switch.
DR130
DR231
AC Power
switch
AC Power
switch
Note
• AC power will operate as long as the AC power switch is on, even if the main switch is turned off. If
you are not going to use the instrument for a long time, turn off the AC power switch.
3.6 Connecting the Power Cable and Turning the Power ON/OFF
Содержание DR231
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