LFE 2000 Series - Page 23

'J5\-JI
RL.\ ti
OUTPUTS
(
contrnued
)
AI,ARM/TIMER
REL,AY:
SPDT
rated
1 A
G
I20 VRMS,
non-
inductrve.
up fof
tfme
in
minutes/seconds
or
hours/ninutes.
TqNlllc
PAMME_TE&S:
These
pararneters
are
loop
usitrg
a
security
coded
sequence.
accessj.ble
through the keypad
rn the tune
Trmer may be set
Proportiorrrng
barrd:
Adjustable
in l%
steps
secondary
outputs
have
separately
specifred
self
ttrne
2005
have
this
range
in manual
self
turring
prirrrary
output
only.
)
Reset:
Adjustable
in
.01
sl.eps
from
0.01 to
secondary
channe
ls
have
separate
set t lnts
.
actron
off.
Rate:
Adjusl,able
in
.01 steps fron
0.01
channels
have
separate
set-tings.
A
valr_re
Cyc1e
Ttnre:
AdjustabIe
in I
second steps
On/of
f Dead
Barrd:
Adjrrstable
in
steps of
f rom I Lo 2OO%
of span.
Prinrary and
PR bands
.
(
Mode ls
200 3
,
2004 and
tuning but are lrmtted
to 0-50%
for
20 resets
per
A
value
of
mtnut e
.
zeYo I ll
I
Prirnary and
ns
the
ieset
to 5
rninutes. Primary
of zei^o turns
the rate;rc
from 1 to
60 seconds
per
O.25,0.5
and
17. of
span.
and secondary
tion off.
cyclr:.
{uf_o1lg!!!{_!:
cont
ro I
.
Bumpless
transfer
algorithm
used to
lTlove f rom manrral
to
automat ic
AIrAeU
QEAD
tsaND:
0.4i(,
of
span.
|fl(llNI_R_EIO!q_!I0N
AND
C0INitIDENCE:
rl count.
nllTI
BEfnT
IdITDUP:
Reset.
is rnhibited
when the
process
variable
rs outsrde
of
the
pltts
and
mlnus
one
proportlonrng
band,
centered
at set
point.
Magnitude
of
the reset
actloll
rs
lrmtted
to
keep
the
process
varrable
wrthin
the
proportfonrng
band.
E4{P
4liq
U4L9P-E84TIQI!:
Nurnber
of
ranrp
serments
and tirne
intervals
are
as
descrrbed
by
the
nrodel
descr_iption
(see
Section
1.6.1).
Ramp
and soak
irrtervals
may be
ser
up
to erther
99
hours/ 59
rninutes
or 99
mlnutes/59
seconds.
Assured
soak
js
selectable
by the
tlsPt.
Cycle
repeat
may be
either
set
for continuous
or
from I to
255 complete
cycles.
qUl-.LlNllllt
Ql-EqALI0I:
Characterizes
the
load by
measurjnB
the
response durrng
start
up.
Self trrning
operates
only
on
primary
heating
outputs and with
PID constants
lrnLrted
as
f ol1ows:
F'ropoi-t
iorrirrg
Il;rrrd
-
1
Reset
-
0
to 10
resets
Rate
-
0 to
I rnlnutes
If
t-he
calcul;rtecl
values
fal
to the
appr-opriate
1imit.
Secondary'
['TD cor.tstatlts
are
LFE Instruments
D-ivisrorr
to 50
percent.
of span
per
minute
I outside
of the
above lirnits,
the constants
are clanrped
Values
outside
of these
values may
be entered rranually.
errtered
manual
ly.
-r6-