NF ZM2371, Instruction Manual

Page: 34 / 255

3.2
Display at Power “ON” and Initial Setting
3-4 ZM2371/ZM2372
3.2 Display at Power
“ON” and Initial Setting
3.2.1 Check before Power
“ON”
ZM2371 / ZM2372
operates with the following commercial power supplies.
Power voltage range: 100 to 230VAC ±10%, not exceeding 250VAC
Power frequency range: 50Hz/60Hz
±
2Hz
The power consumption is 70VA or less
(ZM2371)
, or 75VA or less
(ZM2372)
.
！
WARNING
Take the following precautions to avoid accidents due to electric shock.
Before connecting the device for measurement, make sure the protective
grounding terminal is grounded.
The protective grounding terminal for ZM2371 / ZM2372 is at three-pole power
cord
grounding pin.
Make sure you insert the power cord’s plug into a three-pole power socket with
protective-grounding.
！
CAUTION
Make sure to connect to the power socket after checking that the power voltage
is within the specified
range for the ZM2371 / ZM2372. Otherwise, ZM2371 /
ZM2372 may be damage.
Make sure that the power switch is set to OFF before connecting the power cord.
After turning the power off, make sure to wait for at least 5 seconds before turning it on.
！
CAUTION
Wait at least 5 seconds between each power activation/deactivation.
Turning the power on and off in a very short span of time may cause the device
to not work properly.
Turn the power on according to the following procedure.
・
Make sure that the power switch is OFF (turned downward).
・
Connect the power cord to the power inlet at the back of the device.
・
Insert the power cord’s plug to a three-pole power socket.
・
By switching the power switch upward the
ZM2371 / ZM2372
is turned on.
When the power switch is turned on, a starting message is displayed and then the device
becomes ready for measurement.
Display at launch

“3.2.2 Displays and Indications at Power “ON” ”