LFE 2000 Series - Page 59

'j58-11
REV
B
6.4
MoDELs
2ol2
AND
2ot3)
6.5
UNITS
and
the
TIME
base
the
left.
Refer
to
the
setting parameters.
SETTING
THE
TIME
BASE
_
MODELS
2OI2
&
2013
ONLY
The
time
base
in
2ol2
and
2013
controllers
is
used
for
the
tirning
of
ramp
an6
soak
profiles'
For
all
other
Models
rn
the
2000
series,
the
time
base
is
also
used
to
ser
the
clock
for
(tined)
event
relays.
(See
Sectlon
6.6.)
For
all
models
except
2Ol2
and
2013,
the
legend
are
conbined
in
one
display
whi.ch
is
shown
ar
Sections
6.6
and
6.5
for
a
detailed
discussion
of
Press
the
PARAM
key
to
advance
to
the
next
display
One
can
(M:S).
correct,
THE
DISPLAY
select
the
tine
base
in
HOURS:MINUTES
(H
Press
the
N0
key
to
change
the
selection.
press
the
PARAI'{
(CHECK)
key
to
advance
to
:M) or
MINUTES:SECONDS
Llhen
the
t
ime
base
rs
the
next
display.
6.6
SETTING
LEGEND
_
MODELS
2OI2
S, 2OI3
ONLY
The
controller
will
accept
any
combinatlon
of
two
alphanumeric
characters
(Model
2ol7
accepts
up
to
three
characters)
for
the
display
legend.
The
only
lrmltatlon
on
these
characters
is
that
for
temperature
inprrt
ranges
(thermocouple
or
RTD)
the
legend
F
or
C
must
be
the
character
on
the
right.
The
best
way
to
see
how
the
legend
units
are
set-
is
to
press
t-he
arrow
key
while
watching
the
display.
All
nurnbers
and
letters
are
avarlable
irr
both
positions.
UNITS
legend
settirrg
starts
with
the
left
hald
dielt.
Press
the
PARAM
(CHECK)
key
to
nove to
the
right
hand
dlgrt.
The
LAST
key
will
back
up
right
to left
if
needed.
The
DOWN
key
wrll
scroll
the
sinsle
characterti:;:;:
;:";i:;u'?"::;.::
u;;i".o.ll'il-l;lo";fii+l'i:"':.:l:.::';::::
:;:
PARM
(CHECK)
key
to
advance
to
the
next
dlsplav.
NOTE:
Changlng
units
between
F
and
C does
not convel
pornts,
alarns
or
span
lrmits.
Each
setpolnt,
alarn
or
changed
to
correspond
to
the
new units
of
neasuremenr.
control
ler
uses
the
degrees
c linearizatio'
t.able
for
display
temperature
in Fahrenhelt
degrees,
the
legend
character.
6,7
SETTING
THE
PV
FILTER
(MODELS
20
t
the
nurnerical
value
of
any
set
span
lrnit mrrst
be indrvrduallv
When
no units
are specified,
the
thermocouple
or
RTD
inputs.
'Icl
nust contain
an
"F"
in the
rrght
4
&
2015 ONLY)
I
A digrtal
filter
ls
incltrded
in
the
controller
software
to reduce
the
affects
of
exterrral
noise.
Thrs
will
averate
between
one
and
telt
readlngs
of the
process
Varrable
input.
It is
factory
set
at ten
readings
for
maxlmum
frlterrrrg
I
PV
I
but
the
slowest
response.
For the
rnodels
2OI4
and 2Ot5
only,
this
I
FILTERXX
i
f.ltering
may
be
reduced
by
changing
the
number of
readings
wrth the
L-
I
arrow
keys.
If PV
FILTER
js
set
to
l,
no
digltal
flltering
is
done and
the
response
is the
quickest.
The
response
speed
of
this
controller
with
maxirnum
filtering
(10)
will
usually
be
much
faster
than
the systen
response.
A setting
of l0
is recommended
unless
extraordinary
circumstances
exist.
Press
the PARAM
(CHECK)
kev to advarrce
to
the
next
display.
LFE
Inst
run'tents
Divrsion
-52-