Eurotherm controls 808 User manual

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CONTROLLER

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EIII.IE

Contents

t

r

Wsrnlng Nolo

Page

'1.0

Gonora1................,.........,....,

I

l.'l

S@ps.............,..,..,...,...........

1

'1.2

Op1i6s...................'............'l

2,1 Pml-rcunling

lnshllalion.l

2.2 Preoduts,..........,.......,.....,..

t

3.0 Estrlcal lnthll.thn.......,.2

3.1

GseEl lnlomation

and PcEuiions........,.....'....

2

3.2

Suppv ed Eanh

(bmhds

5,6 ud

4...........3

9.3 lnputs ................,...,......,.,.....3

3,4 Oulp!|s...,........,..,.,,...........,.3

3.5 4m....................................4

3,6 Communl€|ions....,.............5

4.0 Dl!pl.y!..............................6

4.,l Uppor

dsplay turclims

.....,.6

4,2

LwEr dsphy

tunqlims

.......6

5.0

Output lndlEllonr...,.,...,...7

s.l OPI md

OP2

......................7

5.2

communi@lionsrssmisslm

in

prcgEss.........,.,............,,. 7

5.3 Ramp-lGsetsoint

h

prcgres8..........,.................... 7

5.4 Meuql modo.........,..........,..7

6,1 Pametsr

(PAR)......,..........7

6.2

UpsdDmffis,.....,...,7

6,3 Aulo/lvtanual

(t/M

opoEdon

seleqliil).....8

7.0 Fronl

Prrel

Pio€dut!!....8

7.1

ltodilying ho

seFoin!....,.....8

7.2 L@ling

ed modfyino

e aqustablg

pamotsr

...... I

7,3 Mausl

mode

prc@dures'...9

7.4 Aubmatic

mode

(wih

mp-to-$Point)

'

prc€dures,...,.,...............,....9

7.5 Annurciation...........,....-......9

7.6 Modifi€lim

ot mping

pffie|grs........,...........,.,....9

7.7 Ramping

spsed....,...............9

7.8

Taroot sstsoint.....................9

Page

6.0 Alsrm...-.......................,...,,10

g.l

Annunc1a1i0n.....,...,..,.........10

8.2 Acknwledgement...,..,......

10

9.0

Ssnsor 8ro0k.........,.,........'l0

9.,l Annunciat'Dn...................,..

l0

9.2

Automalictranslolto

opeft hop modo...............,,

I

0

10.0

Scll Tuno................,..........

1 I

l0.l Pamot€rs

€lc!14t0d.,.,...'l

I

,l0.2

Pffietqrs

sd

Annmclati@ ...................... I 2

10.3

Operalion...,......,.--.-...,..

t3

,l0.4

Abod

Conditions .---....... l5

ll.0

Ljrer lnput

(Optlon

OL..)

t7

I l.t Hardwam.........,.......,,........

17

I 1.2

Sot-up and ConfiguEtim...l0

I 1.3

S€ling Prcedm.............18

,l1.4

Fi|brVa|uo...,.....................,l9

lZ0

Sotpolnl Programmlng

(optlq

OP).......................21

lZl Progmms/@nlrolltr....,..2l

,l2.2

PrcgEmmtr

8lates ....,.......22

123 PrcgEm

ontol m€hods..23

12.4 PrcgEm

P8metero ...,.,...26

125 Prcltram

Annundalo6...,...27

12.6 Opd8|ioa.....,.,....--.--,.,.,.

28

12.7

Lossofpowsduing

a

prog8m.,...,...,...,,..........,30

128 Cheging

pogm

pffi

otsE.........................

3l

129 A1ms........................,......32

Typlql

Wrlng

Schomrtlc........3i)

ocryhM

Euem !;ld

t9r'

APPLlcANON

NOTE

STANDABD

PRECAUTIONS

TO

BE TAKEN

WHEN

USING

rlu!.EE4[u

BE_99NrBollEEg

\rrh€n

dosignlng any

@n[ol sy6toms

h is

osssntisl

to Mslddwhal

willhappon

ll dny

lndividual

pan

ol hc system

malluclions.'

ln

a tempmluE

@nrrol

appliatlm,ltr

oxmple,lho

dangerls

hat

lot somo reaen

lho

hosting

systom

iomoins

pomMeidy Ewilcll€d

on.

'

This @uld

h6pp6n lll

'l-

Thom@uolg

or 6onsq

b@mo6'd€hchod'

lrm

tho Eyslom

l.e,

is no lodgor

moasulino

tho 6chr6,

bmp€Eture

adllovod.

2, Them@uplo

ot lhom@oupls

wlring

b@mes

thort.jr@ilod.

3, Oomponont

failuE

wifiin ths

cmltolld

in srch a

way as lo

l66w the

oulPul 6witchod

on'

4. Mqop@essd

or EolMee

lajluG

ln a sysf€m.

s. faitffi

a vave moEmenl

q

valvs

linkags.

.

,

-

6.

Remolo Eelpolnt

lo

@ntroll€ri3

laulty.

7. o6Etim bv

unouthodsed

mrEonngl.

ed,

(a)

C&rbllerloltin

MMulwih

hlgh

@iPUI

power

Bet.

.

i.

I

-

(b,

Selpoint

sol t@ high.

8. Any

hck ol maintgnan@

ln sowl€ablo

pans.

......,..4d

msy ohd

unloresom

6iluations.

ll laEvlno tho hoslot

on tll tho

tlmc c.n

cauto

dEma9.

or llo

co'ntonto,

thon.n

lndopondant

Plotoctlon

dovlce

olthor

to tho

plent

lltoll

mu!t

b.

provldod.

Thls

alam

isa

will

aeo&alo

puI

out

the marn

o.g,

(\,

A ruibble mli-@mn

is

ttE EuD$m

l06 ovenemp€Eluro

alam.

Nolo

thal e dam

retay

ln he @nlrollsr

is rct sulfi.jenl

p.olsction

lor all

ovenluatitles.

l

)

I

This maual

@ntains intormation

for

th; instatlation, op€ralion,

of tho Modgls

808 and 847

MicDprccesrbas€d

Digilal Temp€rature Conlrcllers

manufactured by EuDthErm

l-td.

Forrunhar

dstails orth's inslrument

r€f€rlo:

Tho

hadb@k

(forlurthsrop€Eting

inslructions and ths

@nliguralionand

elbration)

Pan No.

HA021429.

The manud

(f6icircuit

d'ngnms ad circuit deuiption)

Parl No.

HAOzl4ilo

1.2 Options

The lP-54

gasket

kitfff l/&DlN size instruments can be orderod separately:,-

2i

Order:

808/847 Mounting G6kst

-

Part No. LA022339

',

''

'.'

'

2.0

MECHANICAL |NSTALLATI9N

.

2.1

Panel-mounting lnstallatlor

;'''

'

The inslrumont

sl€Bve

munts into a 45x92.2min

culout,

and is seored frcm

the rea with

ths 2

enclossd mounting brack€ls. Behind ths

panel provido

for sutl'Eienl wiring

spaco in

ordgrtosgparaleproporlythepower

and s'rgnal eblos.

-t

1.77'18fi

:

-.

-

(+s,"tj.!-l

I<_|l'-i'

Muimumpaner

WTg'B'i8:88

rh'rcknss; o.2s-

(6mm'

ffiffi|

f**:*e8

z.i

pro&auie

Panel

Cutout

Propare lh€

panel

dlout s

abovo. Slid€

tho

instrumeni sle8vo into th€ cutout

tom ths

lront

i

lnslall the mounling brackets

lrom the roai.

Verify that tho 4 tinos of lhE

brackets

are

lirq,y ssaled in the slots on the

sls€ve;

@r€c1ly

lnslallEd brackets will notlall

out.

lighten lhe

screws

tirmly.

A torque

limlter in

each bracket

prEvents

ov€rt'Eht€ning.

I

Pmei

3.0 ELECTRICAL INSTALLATION

q

R€lay

2gVac

RS{22

Modols

808 and A7 extemal

connections.

Ovofireor@lmn&4hG

RTD.3

3.1 General

cAunoN!

CAtmONl

Damagc to tha lnstrument

en

rasult

l, output channals

llnod

wlth loglc or OC outpul modules

sra

wlrad

8s ll lh6y

.

wer. rlttod

wlth trlac or ralay modulos.

Mako input and outputieimination"toin.trrrEntwilhpowsroFF.''

i'

-f

Retor to

liguro

abovo and to lhs rest o, this

paagraph

,or rgil

tetminal

designdions

ild lor

wiring thB

power,

oulputs, and signal inputs,

,

Th€ rear scrow lerminals

do

not rsquirE lhe

use ot lugs tor

prcper

wire relEnt'Pn.

lf sPade

lugs aro used th6y should

havs

a self-retainingf€ature.

Unussd t€rminals should!9t be usod 6 tie

poinls

as

lhBy may

b€ inlomally

onnsc-t€d.

I

.

.1,.i,,..

lnformatlon

and Precautlons

.,:

.

',,.};iftj

,

.

r.Jt

It ls

your

responslblllty

to €ldlate lho msxlmum

posluie{

curont ln

.ach eblo. Ilo

nol

oxcood tho ratod durr3nt lor

I

8ny

partlcutar

eblr slz.

permhtdb

by th;

.toEl

wlrlnd

i

rogulatlons.

Ovolh€atod mblss End damsgod lnsulatlony

may

rosutt trom ov€rl$dlng. '

'

j,

i

t

a

.'i.

I

2

V€rify

in th6

Sp€ciliations

that lhs ralings

of thg @nt ollsr oJiput

dsvic$

trd lho inPuls

arenot€xcesded,

!

..{

I

"'

'i!,

b

I

i

I

t

I

Lino

Neulral

Earth

3.2

Supply

and

Earth

(terminals

5, 6, and 7)

ThE

instrument

may

bd

pow6r6d

from an AC voltage

bstween

80 ild264vac,50or60

Hz.

Conn8cl

tho noutral

to terminal

6. Connecl

the lins b

t€rminal

5;

place

a

1-Amp

luss In the lino sid€ ol

thg

AC suppt.

The

power

wiring should

be run separatsly

fDm

th€ s'rgnalwiring.

The

wire size

should

not bo

smallsr thil 0.5162;

bcal

whing

speifi€tion

may rsquiro,

however, a larger

cable

sizo.

ThB type

o,

inslallation must bo

ln

a€lrdancs

wilh

the lmlwiring

odes.

The

instrumBnt,ground (terminat

4

should bo

directt

@nnect€d

to 6arth.

Do

not

pass

by

lhB earlh lerminal

of olher

inslrumonts ('daisy€hain,

@nneciion).

3.3 Inputs

T'

The instrurlgnt a@pls

th'srmoouple

and

RTD

inpuls.

For lhb

types and ranges

of the

lnput devices,

soe lheSpecifi€lions

\-

Thermoouplc li'put

Connecl tolominals 19C)

ild 20(+) as

shown.

Use appropriate @mpensling

eble

(lhermmuplE

€xtension wire) having

ths sam9

lhsrmal aml

as tho

them@uple to which

it is @nnec't€d;

vedty

that

orsct

polarity

is

rgspocled

at both

tho thormmupl&

end and

instrumBnt-end olthe

eble.

BTD lnput

Only

the

3-wire

onneclion

should be ussd.

Connecl

ths msasur€m9nt leads

to tsrminal

19

G)

and 20

(+).

ThB excilalion curent is available

at tsrmiridl t8.

Use tho sam6

gauge

and

length opper

wire on all 3

leminals.

,.

'\.

Llnasr lnputs

and DC

lnputs

CommonG) is

connrclsd

to

terminal

19 and

lhe

s'rgnal

(+)

is connoct€d

to t6rminal

20.

3.4. OutDuts

Ralay Ji.'

Relay oulputs are @nnect€d to lerminals

I and 2 lor

oulpul 1 and"3 and 4 for oulput

2. Th€ relay @ntacts

are shown

h

lhe do.€nBrgised

state. The rBlay will

€nBrgise when lhe measured value

is bolow setpoint

lor O/P1 and abovo sstpoint

lor O/P2. in ths aulo

, CAUTION!

ObseruE

'praciices

to eliminale

o, earth loops.

'

7

proper

wiring

the

possibility

..ra

No conneclion l8

't9

'19

N

I

i

iltr

&;

N/o

lully';;,-

lsolated

N

Load

mode.

The rolay

@nlaci ae ralad at zNAO-zgV e

r.m,s.

5O/60H2. lt is r@mmended

lhat a

2 amp tuse is

.

used to

ploled

the

r8lay @nteis.

I

Loglc

Logic ouipuls ar€ onneclsd

to teminals 1

ad

2

d

oulpul 1 and 3 and 4 for output

2.

Thsse outpuB ile not

-

isolated lrom lhe senpr ciroit.

The oulpul ls 18

volt

a

1omA.

DC Ouput

DC outputs

are @nnocted to tominals 1 and 2, Vdc,

0-20mAor4-20mA.

'

Trlac

Tdac

outputs are @nn8cled lo tsrminal I and 2 lor

output 1

and 3 and 4 lor oulput 2. Tho tdac

is

ratEd al

11,/80-264V

e

r.m.s.

5c[60H2. lt is

r@mmonded that

a 1 ffip luse

ls used

lo

prclecl

lh6

triaa

Output 2 ls @nligured I eith€r the Cool cliannel orthe

Alarm

2 channel. I it is mfigursd I m alam chann€l

thsoulputmodulsshouldnotbealrie

.

"".:"

Warnlng!

Output 2 onfigurEd 6 ff dam channel is

not failials:

the oulpul

dEvicd

is adivat€d during ths alarm

alarm dovico in a system. For lailsale operat'pn, use

lhs Aam

Output.

3.5 Alarm

Ths ;ltrm oulput a be eilher

a

relay or logic as shown

below.

Rslay

Ths relay oulput'E wired to lerminals

8, I

and 10. The

conlacts are Et€d at 2A,|80-264V

e

[m,s.50/60H2. tt

is rsommended lhat a 2 amp ruse is rined to

pDlecl

lhg rslay @nlacts,

oFn

Fully

lelatod

ielated

Fully

lslated

Not isolated from

Thsm@uplE

cirdit

NotisolatEdfrcm

thBrmmuple

ctcuit

Nol isolated

lom

Thermo@uple

citoit

Load

otPl

Lins

Fully

Load

oP2

1A

Fully

4

OF hM

lsolated

I

.t

tBbdcdh)

118V@ rm

ov

t.)

mffib

g

3.6 Communications

lot

(opdonal)

Loglc

Tho log'r oulput is wirgd

to tominals

g

and

'lo.

This

output

is nol isolated rrom

the s6nsq

input or log'E

outpd fin€d in O/Pl, and

ot OlPz,

The log'rc oulput

is

'l8Val1omA

Ths Alam output is

_Iallsfe:

the oulpn devhe

b de.

€nergis€d during th€ alar,ti

ondit'ton

or

powsr

down.

:[he

attach€d alarm circuil

should be lused

and

designed

lo haVe lailsatdoperation

EvEn

in tho casg

ofablownfusE..

;.-

,

Not isolaled lDm therm@uplE

Warnlng! The alarm

oulpul channel should

lgyel

be

fined wilh a lriac

oulput

module

For

crilical

alarm

apptications

a

parallsl

rsdundant

syst€m

should

always bo installedi use

a separate alarm

unil,

e'9.

Eurctherm Model

106 or equfualEnt

and a

separals

ioputssnsor.

RS232

,

'

Uso 3 @nduclor,22

gauge,

slrandod with $reening.

Atlach tha screoning

to earth

at tho

suPervier6ndolthe link. Muimumeblo l€ngthmustbE50leet(l5m).

I

-:'

commt @ntaol

17

Frmr

p&d

onablo

RS 422

Use 2

lwistod

pairs

separalely scr€€nsd

(22

gaugg,

strandsd). Attach tho $r€sns lo

tho

oanhd$6suporuborBndolthe link Maimumcabls

lsngth mustb€4000lest(1200m).

ComM

1l

l6

l(.yrwlrch lil

lockout

(opllonal)

F ml

pmol

anablo

Lockoul ovsrldo swltch

ll a superircry

ffiput€r h

programmed

to lock ou the lrcnt-pmel

pushbutlons,

a 2-

position

keyswildr may

bo installed on tho

front

panel

lo lGlly onable ths lrcnt

panel

if it

has

bs6n romot€ly disabled by lho

@mmunicat'bns link.

[An

altelnative m€lhod

of

regaining

loel @ntrol altei a lrcnt-panel lockoul by lho snmunications

link is to lurn

the

suppv

OFFand ON againJ

Tho koyswitch

koy should b€ captivs and ths ontacls opsn ln th6

'lEntranel

enablE

posilion,

I l@l@nlpl

b always dgsired,

jumpertsrminab

16 and l7t€sther.

ll either

ot th8 ommun'Et'pns boards is mt installsd, then no @nneclion n€ed

bo made lo

lerminals 16

and 17.

4.0

DISPLAYS

4.1 Upper display

lunctions

Me6ured

value

whsn

lntho automaticormilual mdss;

Parameter

mnemoniG when viewing the

parai€lsr

list

wilh

lhE

PAR button.

Ths

mesursd value

displayed flashes if lhs @ntrollsr enloB tho dam @ndilion

algl

i, thg

ALl

oulput has switched into th€ alarm slale.

ltf

lho

onlrcller enlors tho alam

@ndition

and HAO, LAO,

and dAO havo bsen set lo OFF, the mecured

valuo display do€s

nolllash.l

4.2 Lower dlsplay

lunctlons

TemPerature

selpoint whgn in lho automat'rc mode;

Oulput l€vel setpoint

(%)when

in tho manual

mod€;

Pilamotervalus when viewing the

paramelgr

list

with

lhE

PAR butlon.

ll ths m€asured

valuo snlsrs one or

mors

alarm @nditions, lhe appropriate mnemonic(s)

(HhL,

LoAl and

d

AL)

ahemato with the displayod selpoinl.

6

s.0 OUTPUT

tNptcAnoNq

, :: .

5.1 OPI

and OP2

Each

yellffi

LEo

is

llluminated

whsn the oresponding oulpul

channel is ON.

Wh€n Oulput

2 ls conligured as an alarm

channEl

(AL2),

lamp OP2 is illuminatsd whsn AL2

hs switchsd into thealam

onditbn.

5.2

Communications

transmission in

progress

Lmted

ln the upp€r-lEft

comor ot the upper display

(with

no lEg€nd), this

grssn

LED

dot

is

illuminated

whsn ths odroll€r

is transmining information lo

lhe

hosl

6mputor. Ths

lighl

can bo operativsonv

il a ommunbalionsboard isinstallod.

5.3 Rampto.setpoint

in

progress

ldEntiliad

by tho

legsnd

'R'

in the upper display, this

greon

LED

dot

ls illuminaled

dudng

thg

p€dod

when ths ontrcller'rs

ramping rrcm the aclual msasur6d

value lo thE new selpoinl.

This lamp can only

be seen llluminatod

il

ramFto-s8lpoint opention has

been enabled

in

tho

inslrumsnt onfiguration.

Tho lamp llahes during inspsclion

ol lhs inslantanaous

setpoint during

ramping when PAR

is dopressed,

5.4 Mahual

mode

The manual

light{ndsmealh

lhe

'M'

in the

upp€r.right @rner of ths upp€r dbplay-..is

illuminat€d whsn

tho instrument is in lhe manual mode. A flashing manual l'Eht indi€tss

the sensorbr€ak mode.

6.0 PUSHBUTTONS

There are 4 fmnf.panel

pushbuttons:

6.1

Parameter

(PAR)

;. :

Tho PARAMETER

pushbutlon

has2

funclions:

To advarce

to lhs next

paramstarwhon

exmining the

parameter

lisl;

r

To acknowledgo

an alarm with a

latchEd

oulput when the @ntrolle, is annuncialing an

6.2 UP and DOWN

arrows

The UP ad

DOWN ilrcrc

have the sote

,unc.tions o{ inssasing md

dffieasing,

respoclively,

the valus of

lhe

param8ler

cuilently

displaysd. Mosl

parmeleE

havs

continuously variable

numeric valuos; examples o, lhess includs setpoint, integral time

@nslant,

otc Othgrs

€n be assigned only discretB valu8s that ars

prosentsd

in a list;

ihesg are

mainlythomnfiguralion

param€lsc:

ConlroltypE,

output@nfiguration, stc

For

the numBric vatugs, defle$ing

the UP

(DOWN)

button once ircrEasEs

(decr€ases)

I

the displayed

valus by

1 least signifimt digit.

Holding a bu[on

down momenlaiv

euses

the valuo to increaso or decroaso automatically

as long as

the button

is deprossed.

The

operation ls

idsnti€l lor

discr€le

values, sxcspt

that each buton

push

rgvgats

ths next

value in the list.

6.3 Auto/Manual

(A/M

operation.selection)

ogprEssing

ths A,lM button when lhe @ntDller ls ln the automat'rc mode

places

lhe

@ntoll8r in lhe manual

modo.

.,Dspro$ing

tho button again

retums the @nt ollgi'

to

automal'rc, The transilion

is bumpless: whon lranstsring from automatic

to manual,

the

oulpul,lBvel in manual

is dgtgrmingd

by the most rsent steady-slato requirgments

ln

aubmetic; whsn transfsrring

lrom

m.gnual

lo automatic, tho oulput

lovgl required to attain

thB dsshed sElpoinl is

smoothly reached by lntegral aclion.

This

button H be disabled

wh8n

@nliguring lhs inslrumsnl; the ontrcller

reriralhs

pemanenlly

in the aulomalicmodo

unl€s

the

onfiguration

paramEteris

chang6d.

'

,;

Erch

and evsry button

press

is @mpanied immediately by ome sort ol

vhual

fe€dback{ change in

a

paramster

valus or a chmgo of stato ol a

lamp. There are

no

double

PIess

sequener

Vgrity lhal the lront

pan€l

has

nol been disabled r€molgly by the @mmuniet'pns

link or

lhat modilicat'pn ol all the

paramEtEE

hs nol been lockod out if lhsre is no

response.

7.1 Modifying the

selpoint

':

-.'"-'

I

'

ThB setpoint€n

belroely modifiedwithin the limils ot tho setpoint h'Eh and low limis.

Wilh the m€asured

valug in tho upper display and tho lomponluro sElpoint

in the low€r

display, uso lhe

UP

and

DOWN

pushbuttons

tochange

lhe sElpoint valug,

ln the manual modg,

th€

p€rcent power

oulput is the

pametsr

mniiilied by

th's sme

praedure;

itsupp€rlimitmayhaveaceilingplmedonitbyHPl-(highpoworlimit).

:'.7.2Loca|ingandmodifyinganadiustaLlepara;jer

Wilh the instrument

dbplaying tho meaured valuo and lhe s'elpoinl, depressing

PAR once

rovsals the display unils

(C

or

D.

Dsprossing PAR orce again shom

th8 noxt €nabled

pilameter

and its

qrrrsnt

value on thg display. The

paramolff

valuo €n

eih€r bs modified

with lhg

UP and DOWN

pushbuttons,

or

lgft

unmodilisd.

''Pressing

PAR again diiplais

lhe nerlparamElsrand

its orrentvaluB ild son.

tl lhe PAB buflon is

untouch€d

whgn

viewing a

parlicular parametEra

tho display rsturns

to

'

lhe mesurod

value irnd the sslpoint atter 6 seonds. l-lolding down on PAR ov8rrides

this

6.smndtimmut and

psrmits

viEwing asbng s dEsired.

To modily

a erlain

parmeter,

ontinue

presing

PAR until its mn€monic app€a6

in lhe

upperdisplay,

then

fiEdily

lho valuo with tho UP and DoWN

pushbuuons.

These

prmadures

are

valid

in

eilhgl the automatic or

manual rcdgs; or if tho

mgasured

Soms

parameter

valuos may mt respond to tho UP ad DOWN butlons; thsse havo bsen

.i

,.,:

8

I

@nligured fff viewing

only and rct fq

opsrato, modit'Htion.

OlhoE may

bE @mpletEly

hudenlrcm tho

opsratil.

7.3 Manual mode

procedures

With PID onlrol, tho manual mode

b aclivalod

by the

A,/M

pushbutlon

ad indicalsd by

the

grE€n

'M'LED

dot. ln the manual

mode, lhe

mecur€d value

appem in the uppel

display and th€

percont

output lovel

ln the lowsr

display.

When €nloling lhs mmual mode

from automatic, tho Inilial

odprn lovel

ls lho most tffint

elculated outpul lev€|. Adiust

the output lEvsl with

thri UP and DOWN

buttns

The A/M

pushbutton

oporales ln a

similil ,sh'pn

wilh ONr'OFF @nlD[

siePl

lor lhe

adjustmenl

ol

lho

output with tho

UP and DOWN

bunons. HeI6, the

OFF dtsln stale h

seledsd by the DOWN

pushbutton

(0.096

in

the disPlay),

and the ON oulPtt slals lhe UP

pushbulon (100.0P4

in the dbplay).

Accesstothe manual modsm

bo inhibiled

in th€ configuralion''

7.4- Automatic mode

(with

ramPto-setpoint)

procedures

Rampto-selpoint opsrdlon

insuros bumPless

s€tpoint modili€lion'

BamPing is lnitiated

onv by one ol 2 onditions:

power-up

ad a

change in setpoint. Ths

inslantanmus

setpoint tollows a sla'rght

line

Fining

the

oliginal measursd

valuo to lhe taryel sotPoint.

Tho sp€ed at whidr the rmping

progreses

(in'F/min

or

"cymin)

is

sglsctable by tho SPr

(sstpoint

Bmp ratg)

paamoler

trd r€mains

onstill tor

all ramps unlilSPr is

cha-ngod.

l

7.5 Annunciation

During Emping, lhe

upper display shorE lhs

measured

valuo

(s

in mlmal, automatic

q

manual op€ration); tho low€r display

shils ths tatget

setpolnt. During ramPing

sggmsnts

the

'B'

lahp is ilhiminated.

Aftsi lh; now

taEst sgtPoint

hai been r€ached; the lamP

goes

oul. To vi€w lho instantamus

setpoinl

during a lamPlng

sEgmsnl, deptoss the PAF

button--lhe

'R'

lamp flshes

to Indl5e lhat

tho value in the lowor

display ls

lhs

curent

instmtansus sstpoinl.

flhe

inslantansus

selpoint

disPlay repla6s thB.msasured value

unils

display

(c

or

R

norm

ally vi€wed afior

tho fitst butlon

push.l

7.6 Modilication ot ramping

parameters

,

.

tl lhe targEl

solpoint or the mFing sp€ed

are changed

in mid-Prcgress of a IamP segm€nt,

the etl€ds on th€ instanlanmus

sstpoinl aI6 lmm€diats.

7.7 Ramping speed.

Th€ moment thal lho

mping 6p€ed

(sPr)

b ianged the

sPeed at whlch the selpoint

rlses or lalls changes. This aordlngly

shorlens

ot longthsns lhe lime ,equirsd

to reach

thetaEsl sslpoint.

7.8 Target setpoint.

lf the largst sslpoint is lncrE8€d

(dsesed)

lo

a.hvel-beydhd lhe

drEnt,hslanltr€bus

selpoint,

lhe ramp

segmenl ontinuss until

the nsw talgot is ,EachEd

lf tho tatgBt s€lPoint

is dmr€asod

(increased)

to a level tha

ha already.been

crossed by the lamp, ths slopo

chagessign and

the inslantansous

setpoint ramPstowaldsthe

newlalgeisgtpoinl

9

8.0 ALARM

8.1 Annunciation

ThEre are

2 lEvEls

of alam annunciation

Lilsr display

Indicatgs

H!dl- !aAl- trd/or dAL

allernating whh

tho s€tpoint:

tho

mecured

value

ha ent€ted analam

condition,

Upper

display

llashs the moasur€d value:

AL1 has bsen configured

to r€spond

lo at least

ons

d the 3

alam selpoinls,

a&l

ALI has switchsd into

an alarm state.

rt

ls

po$ibtE

to

qfigurg

thB onlrcllor s thal

ths alarms as simply annurciated

by

the

display

ild

that

no action is

tal(en

ry

ALI . ln

rh'E

€s€ ths m€asured

value dbplay does

Ogl

llch.l

When

AL2 annunciat€san

alm ondition,

theyellowOP2lamp

ls illuminated,

8.2

Acknowledgement

.The

alarm

oulputs

can b€ onfigured as lalching

or rcnJatchitg.

Latching outpuls

require

acknowl8dg€mEnt

to deil the display ol the

alarm indications.

(Nonlatching

oulputs

do

not-as s@n

as the alam @ndition

has cl€ared, the display

and output

r€lurn to

th€

nomal,

non.alarm @ndition.)

To *knowledge

a latching alam, dsFess

ths PAR

pushbutton

after the alarm

onditlon

h6

clBared.

9.0

SENSOR BREAK

9.1 Annunciation

I

''

9.1.1

Overrange

condition

A broken

thermmuple

or op€n ckcuit

input is indi€tEd by

the mnemon'E

Sn b

(s6nsor

break).

The

mesured

value n'sos rapidly

beforo the sEn$r

break indi€tion murs.

The open

circuit

input

is detscled by an overrange

input signal

excseding ths

milimum of

ths

linearizalion

tablE.

Tho

@ntrcller

th€n onleE the

opsn.l@p mode and

oulputs lhs.sensor

break

power

soleled

by tho SnbP

paamBler.

*

9.'1.2

Underrange

condition

A ondilion

in wh'Eh

the input lalls balow

tho minimum ot

lhe linearization tabte

will causs

thg

display ur

(underange)

to

app€ar. Examplos

ol such situations

include:

inorr€ci

therm@uple,

r€vBEBd @nnedion, stc

The

ontrcllEr

th€n onteE the op€n.loop

mode

and

outputs tho sensor

break

powsr

sel€dod

ry

th€

glbP

peamEteL

9.2

Automalic

transrer

to open.loop

mode

This

mode

is indicatEd by

a flshing

.M'

light. When the

faulty input condition

is repaired,

the @ntrcllo,

reinstates

automatic op€ration

(if

it is not

placed

into

ths manual

mode by lho

op€rats).

There

are 2 operating

procedur€s

depending

on whelh€r

or nol manual

operalion

has been

prEvbusly

authorked

with thgA

Hparameter in th€ instrumont@nliguration:

10

ll manual oporation

h6

bEon authorized, the

opeEtor cff modify

lhe s€nsor

break

powor

with tho UP and DOWN

pushbuttons.

By

pushing

on

lhe

Ar'M buuon,

thg op€Etor €n

entEr delinhively lho

milual modg.

Trtrsf€r lo

thE aulomatic mode

is then

po$ible

only

by depressing ths A/M button again

(dep€ndant

on if the input

laull has

beBn 6rsclsd). l,

the

ontrollEt

remains ln thE

opEnl@p

mode

and

the input fault

is Ispaired, it.esumes

aulomatic opsration,

lf

only aul6mailc opsralion

hs

b€on authoriz€d,'ths

UP,.DoWN,

and ry'M

butlons ate

d'Eablsd and lhs conlrollel uansfsre

lrom the open-loop

mode to

automatic

s $on s lhe

input ondilion is rsclilied.

10.0

SELF

TUNING

(Option

QS)

Types

ol self tuning

i

Tho Models

808 and 847 feature 2 types

of

sell luning:

(A)

Tuno

,rom amblent

A

self.tuns

procedurs

from ambisnt is

psrformed

if the measured

valus is not

sglpoint. This

can apply to a

"normdl"

heat-up condition or

luning a load

predominantly

in @ling, i.s. tho setpoint is

well below

ambiont.

neartho

mnlrol

wh'rch

opsralos

B) Tune lrom

setpolnt

A

sell-tune

prcedurB

from setpoint is

psrlormed

s€lpoint.

This cm applyto

either

an

endothErm'Eor

must

b€ moled lo mainlain

@ntrol

point.

il tho

measur€d value is nsar lhg

@ntDl

an

gxothermicpreEssoraprocesswhich

10.1

Parameters calculated

Both typ€s of

self

tuning

calculats valuBs for the PID

parameters:

"

ProP

prcportional

band

.

lnt.t intsgraltime

@nslant

"

der.t derivalivo

timE 6nslant.

ln addilion,

the tune{rom-ambienl opgralion calculates the cutback

levsls:

.

H

cb highcutback

.

L cb lowcutback.

Th6

tune.from-selpoint

veriliEs that tho cutback values are

not

wilhin

the

proportional

Culback

values lying within lhg

proportional

band are moved

out to tho edge.

band.

NOTE!R6vlslctn

level 3.28 ot the selt-tunlng software does not calculate thE value

o,

the

relallvo

cool

galn,

rEl.C,

but assumes lhat tho

setting

selected by the user ls correcl.

When

tunlng a load whlch ls

prlnclpally

@oled, as

in cryogenic or exothermic

applica-

tlons,

lhe cool channel

proportional

band

ls

eslablished

by the algorlthm. The

value o,

tho relatlve

cool

galn

ls used to calculale the heat channel

proportional

band. Thls

lmplles that,

under

thes

condltlons, ll the the value o,

rEL.C is not set

correctly, tha

unlt may nol

control

properly

ln heating.

'tl

CAUTION! On watercooled evaporatlvo

systems

tuned wilh the $lt-tuning

algo-

rlthm, damags en result lo the syslem

l, OP2 ls lmproperly

sat to FAN,

OIL or

0.05.

Bo suro lhat

H20 ls

selected

,or OP2 ln thls case,

10.1.1 Conditions ,or self tuning

Self.tuning op€ratos undff the

lollowing @ndilions

'

.

A@ess lovel

=

op€ralor

.

Opsrating mode

-

automatic

(Auto)

.

Controllyps

-

any

PID seletion: Pld,

r

SP or

Prog

.

Controlaction

=

reveEe

(tEv),{ption

OL... only.

The following overrides and exclusions

prevail:

o

Manual@sratino mode.

Tuning is tsmporarily

halted when the controller

is

placed

inlo

manual

(HAnd).Switching

rrcm

manualto

aulomalic

wilh tuning ON

r€slans sEll.tuning

lrom

lhe b€gining-il does nol rssums lrom whsre

it left olr.

o

Power failurE.

A

powEr

failur€ causes

the t u n E

paramel€r

lo revsrt backlo

n o.

ll tuning

is a result of tho th€ t Su being s6t lo YES,

luning r€starts ahEr a

powsr

failure.

.

PID contr6lwith solmint

oroorammino

(ootion

OP...l.

SElf.tuning

does not

run whilo

a

4-segment

program

is running. The

pDgram

musl be

placed

intoldl Eor

Hold bslore

intiating

sell-luning.

o

PID

@ntrolwith

ramoed

setmint modificat'pn.

Self.tuning

ovsrddes ramping

if the

unil

CAUTIONI

l, lho unlt ls conflgured ln lhls way

tor tho r6a$n ol

preventlng

shock

to

tho

load,

sell-lunlng should

not bB used asth€ 808/847 sell-tunlng

algorilhm

puryosely

shocks ths syslam.

'10.2

Parameters and

Annunciatlon

Two ditlerent

param6tErs

can bB

used to launch a tuno opsralion.

Both d€it€rmina

to

porform

a tune from ambienl or lunE

lrom

sBtpoinl,

whichever is appropriatg.

10,2.1 Tune on demand

.

t

u

n E. This

paramst€r

has two

possiblo

setlings.

lt is used both as a

requsst lo

perform

aiunB operation at

any timB and as an annunciation of the

luning status,

.

OFF. As an annunciation,

tho unit is not

prosently

self.luning;

this means

lhat atuning

operation was

neverlaunchEd,

orthat

it has sumesslully or

unsuoessfully lerminated

aluning

opsration.

As a@mmand, it terminales a tuning operalion

in

progr6ss.

ThE valuos currently

assignsd

to

lhe PID and cutback

paamelers

in

the

scroll

list are used

for the ontrol.

.

o n. As an annuncialion,

this indicates that tho @nlroller

is

presenlly

in tuning

operalion.

As

a command,

the

unit

begins tuning lhe @nlrol loop.

12

10.2.2'lune on

start-up

.

no.

As an annurciation,lhis indimtesthat

a

upon

slart-up, and thal

when

power

is apPliedJto

attemPted.

settlngs. h is usod both as a

of aswce$fultuning

i

oporation was

psrformed

future, no tuning will bs

During tunE

duing

display.[[there

alt€rnanlVwith

belore starling ths sell-tune

the unit in

ol

As

a @mmand, soloclno

$thal the unitdoes

not

porlsm

atune upon application

mwer.

YES.

As an anhurciation,lhis means

thal

has everbsen

pedormed

upon start-up

and

that

the next limE

Powet

is applisd to the tinit, a sell-tuning

operalion will

be launched. :

-

-... .,

..

--

..

I

r

As

a 6mmand,

solecl

Y

ES to €nablo a tuns

opetat'pn uPon lhs nExl

aPPlicat'pn ol

Pow€r.

f.il'

,.!:!()ir,;l

1r..,, i

'10.3

Operatlon r

.:,:,:

Possiblo

senarios ol s€ll-tuning

op€rations are

pr€s€nted

her€.

llashes

inlhe lowerdisplay. Do not make

any adjustmsntsto

the

this

period.

Ths self

-tuning

isjinished

whent u

are

alarm annuncialions

(Hl

AL,

Lo ALord

tunEl

Th6

value of r€lalivg

60l

op€ration,

ls assumsd to

gain,

rEL.

be @rrEcl

c,

nEno

AL)

tn

t rhe

2O9/

non-evaporative@ling).

-

-.

,

.

:.,

'

tltl

10.3,1 Start-up

tune

'*:r

...1

rr,:

tr'-r

1

q:.

i'i

Figure

1 illuslratss thg hgat-up

The

outputs f om lha conlrollgr

€se lor

a starl-up tuns, and Figure

2 the cooldown case,

ds turned OFF

and lhe lempstatuleis monilorsd

lor 1 minute.

Heat

(or

6oling) is appligd

and the

roaction drue is evaluat€d, Ths

appopriate values

aro slored

lor lal€r

Aswitch-off

Oscillat'Dns

CP

power

is set

to 0%.

as shown.

'

--i

Valuss lorlho

PID terms and the high

and low cutback

l€v€ls are sdlculated

lrom the various

criticalpointsof

thsodcillal'on.

-

;

'-

":!.'n.

t

-1

l

i!..i1r-'ir

l.'"!.+:ll,t'.{

t,.l1i:l_'

..13

Figu@ 1 Stad-up tune - heat-up

Pmt

Figurc 2 stdl-up ture

-

c@l d@n

e

CP

r

14

Figurc

3 Tmo al filptint

-

endohmic

p@ess

10.3.2 Tune

at setpoint

Figuro 3 illustrat€s solt.tuning

o,

a €ndoth€rm'E

pr@ss,

and Figure 4 an oxothermic

prccoss.

Upon

inilialing

a

lune

al sslpoint the.oulput

power

is tixed lor ono minuls.

Bolh

outputs are tumed

off and th€ direction ol

tho

rssponso notsd. Wh€n lhe temporalure

drops

(or

rises), o*illalions are induced

around

lhg

ontrol

pointCP

by addilion o, hsaling

(or

mling).

Values

lor ths PID terms

aro eldlated frm the various sit'El

poinls

ol the

o$illal'Dn,

Tho

high md lowculback lov€ls are notcalculated

bul il€ checked to insur€ thatthey

ate

not insido

the

prcponionalbmd

10.4

Abort

Condltlons

10.4.'l Start-uD tune abort-heat-onlv

ll lho tompErature does nol cresl al PV2 and r€lurn io the the @nlrol

point

CP

(Figurs

l

)

bul

is hetd upby$mE Exlernal

inlluence

(Figure

5)thes€ll-luns rculine'aborts.Ths

algorithm waits

lor a time b€rors aborting; this time is variable ad depsnds

on many

faclors.

oata

gathsred

from ths

p@e$

r€aclion

curvo aro used aslhE $ur@ lordetermining the PID

parameters

in

lieuordalarrcmtho

ffiillations.Thislomot aborl@uld

osurin amulti-zoneappl'Eationwhot€

an

adiacent zon€ is adding hoat which Bl8vates ths t€mporature

of

thE

zono being lunsd.

1

0.4.2 Start-up tune abort-heaucool

Fora heat€olontDller, ilthotemp€ralurodoes notcreslatPV2 and r€lurnto lhglheontrol

CP

(Frgure

1)

bul is

hEld

up

as shown and thB PID l6rms ars

temp€ralurs €nnot bs brought down to CP even by the appli€t'pn

ol @ling, tho PID terms

ate

calolaled from dala acquted lrom the

prmBss

r€elion

curvo.

10.4.3 Tune

at setpoint abort

Similarabortsoquencesarefollowed lortuning atselpoinl i,ths oscillations

are unsuccessful.

tl, howevor, thsre is a heatool abort m calculations willbe

p€dormgd.

I

15

-s.Fohl

-

CP

Figun 4 Tuno

at serpint

-

exohmic

pto@ss

Figun 5 Statt-up

tuno

atf,n

-

h@t

only

I

l

I

a

16

Fig!rc 6 S/€n

up Tqe

abort

-

heatl@o!

I

t,

11.0.

LTNEAR

TNPUT

(OPTION

OL...)

11.1 Hardware

lnput

adapter

V€rify lhat tho inpul adapter

modgl 1A... ls apprcprlat€ly

sksd

lorth6 ant'EipatEd

input

signal:

largo

Enough

lhat lhe input adapter rangE

iust

€mmpasses

tho input

s'Enalswing

but

small

onough that

rg$lulion

doos

not sutfer. Tho

nominal ranggs

oltho

input adapters

alrEady

have

a 20% overdrivE

latq

d€slgn€d

Into thsm

(on

lho

positivg

side only)

so that

an IAIOV

en bo

sal€ly us6d for a signal wilh a

+'l0V mdimum.

NOTET

Ttolnpuladapterlncroas€sthapanoldopthotthecontroltartoZ..l05lnchsg

(180.5mm).

Wrlng

Refer to 3.3 for ths onneclion and

wiring of thg

input signal.

@(

lto

I

t

9

E.

100$

hElfl

lnF]r 6lgd

(hV)

{

ua

@(

tt.

€l

l.lt.

Figuro 7 Ureil

input set up

and

@figuatlon

17

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Eurotherm controls 808, 847 User manual

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