NF FRA5022, Instruction Manual

Page: 35 / 145

3.2
Display at Power “ON” and Initial Settings
FRA5022
3-5
3.2 Display at Power
“ON” and Initial Settings
3.2.1 Check before Power
“ON”
FRA5022
operates with the following commercial power supplies.
Power voltage range: 100 to 230VAC
±
10
％
, not exceeding 250VAC
Power frequency range: 50/60Hz
±
2Hz
Maximum power consumption is 55VA.
Make sure to connect to the power socket after checking that the power
voltage is within the specified range for the
FRA5022
. Otherwise,
FRA5022
may be damaged.
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
FRA5022
is as three-pole power cord
grounding pin.
Make sure you insert the power cord's plug into a three-pole power socket
with protective-ground contact.
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 3 seconds before turning it on
again.
Wait at least 3 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
FRA5022
is turned on.
When the device is turned on the start screen is displayed and self calibration starts. After
self calibration has ended it is possible to use
FRA5022
for measurements.
Display at launch 
“3.2.2 Displays and Indications at Power “ON” ”
！
CAUTION
！
CAUTION
！
WARNING