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DMM4040 and 4050
Safety and Installation Instructions
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Connecting to Line Power
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&&
Warning
To avoid shock hazard, connect the factory supplied three
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conductor line power cord to a properly grounded power outlet.
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Do not use a two-conductor adapter or extension cord, as this
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will break the protective ground connection. If a two-conductor
I
power cord must be used, a protective grounding wire must be
e
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connected between the ground terminal and earth ground
I
before connecting the power cord or operating the Meter.
e
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I. Verify that the line
voltage selector
block is set to the correct
setting.
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2. Verify that the correct fuse for the line
voltage
is installed.
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3. Connect the power cord to a properly grounded three-prong outlet. Refer to Table
2 for descriptions of the line-power
cord types
available from Tektronix.
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Table 2. Line-Power Cord Types Available from Tektronix
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Type
Voltage I Current
Tektronix Part Number
North America
120 V /15 A
161-0066-00
North America
250V/10A
161-0066-12
Universal Euro
250 V /10 A
1 61-0066-09
United Kingdom
250 V /10 A
161-0066-10
Switzerland
250 V /10 A
161-0154-00
Australia
250 V /10 A
161-0066-13
Japan
125V 17A
161-0298-00
China
250V / 10A
161-0304-00
@I
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Turning Power On
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I. If required,
connect
the Meter to line power.
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2. Toggle the power switch
on
the rear panel so the
"I" side
of the switch is
~
depressed. The Meter
will
tum on
and
briefly illuminate
all
LCD segments.
,
Note
To
save on
power consumption,
the
Meter
can
be
set
to
a
standby mode by
•
pressing
@
on the front panel. Press it again to bring the
Meter
up to full
power.
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14
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