7
TM500-EU-EN v1.1 12/13
Measurements
and
related
features
Basic
Thermocouple
Mode
Thermocouples
are
connected
at
the
top
of
the
meter
to
the
jacks
labeled
T1
through
T12.
Select
the
thermocouple
type
(J,
K,
etc.)
to
match
the
thermocouple
type
used.
In
normal
thermocouple
mode
the
meter
will
simultaneously
display
the
temperature
for
thermocouples
T1
through
T12.
Dashes
are
displayed
if
a
thermocouple
is
not
connected
or
if
the
measurement
is
out
of
range.
Data
Hold
To
freeze
a
measurement
on
the
display,
press
the
HOLD
button
momentarily.
The
meter
will
emit
a
beep,
the
reading
will
hold,
and
the
HOLD
icon
will
switch
on.
Press
the
HOLD
button
again
to
release
the
display
and
exit
the
Data
Hold
mode
returning
the
meter
to
the
normal
operating
mode.
Temperature
Display
OFFSET
The
VPC300
allows
the
user
to
set
a
display
offset
that
applies
to
all
of
the
thermocouple
displays
equally.
To
set
the
display
offset
follow
the
steps
below:
1. Press
and
hold
the
OFFSET
button
for
3
seconds
to
reach
the
offset
screen.
The
temperature
on
the
left
is
the
currently
displayed
temperature
for
Channel
1
and
the
temperature
on
the
right
is
the
offset
temperature
2. Use
the
up
and
down
arrow
keys
to
adjust
the
display
on
the
right
to
offset
the
display
as
desired.
3. When
finished,
press
the
ENTER
button
to
store
the
offset
and
return
to
normal
operation.
4. All
of
the
thermocouple
readings
will
now
reflect
the
offset
value
programmed
by
the
user.
To
clear
the
OFFSET,
follow
the
steps
below:
1. Switch
the
meter
power
OFF
2. Press
and
hold
the
HOLD
and
REC
buttons
while
switching
the
meter
power
ON
3. Release
the
two
buttons
when
the
meter
switches
ON
4. Press
and
hold
the
OFFSET
button
for
5
seconds
and
the
display
will
show
CODE
100
5. Use
the
up
arrow
button
to
change
from
CODE
100
to
CODE
125
and
then
press
ENTER
6. Use
the
arrow
buttons
to
select
YES
or
NO
and
then
press
ENTER
7. If
YES
is
selected,
the
meter
will
clear
the
previously
programmed
offset.
If
NO
is
selected,
the
meter
will
retain
the
offset
programmed
by
the
user.
MAX
‐
MIN
Readings
For
a
given
measurement
session,
this
meter
can
record
the
highest
(MAX)
and
the
lowest
(MIN)
readings
for
later
recall.
1.
Press
the
REC
button
momentarily
to
access
this
mode
of
operation
(REC
icon
appears)
2.
The
meter
is
now
recording
the
MAX
and
MIN
readings.
3.
Press
the
REC
button
again
to
view
the
current
MAX
readings
(MAX
icon
appears).
The
readings
on
the
display
are
now
the
highest
readings
encountered
since
the
REC
icon
was
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