Yokogawa µR20000 - Manual (Page 6)

5
IM 04P02B01-51E
Installation and Connecting the Power Supply
Installation
The following describes warnings that are specific to the portable type. For all other
details regarding installation, see section 2.2 of IM04L02B01-01E, “Installation.”
Precautions Regarding the Installation Location
• The portable type is not equipped to be installed in an instrumentation panel.
• For the portable type, we recommend that you maintain a 50 mm or greater margin of
space around the front, back, sides, and top of the instrument.
• This instrument is for indoor use only. Do not use the instrument outdoors.
Connecting the Power Supply
Points to Note When Connecting the Power Supply
Please heed the following warnings when connecting the power supply to the instrument.
Failure to heed the following warnings may result in electric shock or damage to
instruments.
WARNING
• Ensure that the source voltage matches the rated power supply voltage of the
instrument before connecting the power cord.
• Check that the power switch to the instrument is turned OFF before connecting
the power cord.
• Make sure to connect protective earth grounding to prevent electric shock.
Connect the power cord of the portable type to a three-prong power outlet
equipped with a protective earth terminal.
• Do not use an extension cord that does not have a protective grounding wire.
The protective features of the instrument will be rendered ineffective.
Use a power supply that meets the conditions indicated below.
Item Condition
Rated supply voltage 100 to 240 VAC
Supply voltage range used 90 to 132, 180 to 264 VAC
Rated supply voltage frequency 50/60 Hz
Permitted supply voltage frequency range 50/60 Hz ±2%
Maximum power consumption Pen model: 55 VA, dot model: 55 VA
Note
Do not use a supply voltage in the range 132 to 180 VAC, as this may have adverse effects
on the measurement accuracy.