Ranco ETC Installation Instructions Manual Download Page 3

:

=1

-

,r

,

IL

l

sl

II

5'

;

Lockout Swi

t

c

h

~

8~i

s

p

r

o

v

i

eJ

ed

with

-

a

-

l

ocko

tJt

s

witch t

o pre

v

en

t

-

t

a

mp

e

r

in

g

--

b

unauthorized

personnel

.

Whe

n

p

l

aced

in th

e

L

OCK pos

iti

on

,

th

e

keypad

i

s d

i

sa

b

le

d

a

nd n

o

chan

ges

t

o

th

e

se

tt

i

n

gs ca

n

b

e made

.

When

p

l

aced in

th

e UN

L

OCK

p

osit

i

on

,

th

e

k

e

ypad

w

il

l fu

n

ction nor

mal

ly

.

To access

t

he lockou

t

s

w

i

t

ch

,

d

is

co

nnec

t

t

h

e po

w

e

r su

pply a

nd op

e

n

th

e control

.

The s

w

itch

i

s

l

o

c

a

t

e

d on

th

e

i

n

s

i

de cover

abo

ut

2

inch

es

above the bot

t

om. (see Fi

gure

4

)

.

To d

i

sabl

e

th

e

k

eypad

,

slide the

switch to

t

he lef

t LOCK

po

s

i

ti

o

n

.

To

en

a

b

le t

h

e k

eypa

d, sli

d

e th

e

switch to the

r

ight

UNLOCK

po

s

ition

.

All ETC controls a

r

e sh

i

pped

with this switch in the

UNLOCK

position

.

~

LOCK

UNLOCK

R

EL

AYRAT

I

N

G

SN

.

O

.

I

N

.

C

.

D

I

SPLAY

CO

DE

S

VA

C

120

20

81

2

4

0

F

FAHRENH

EI

T

L

RA

58N

.

l4

.

8 29

.

4

1

1

7.4C

C

EL

S

I

U

S

FL

A

9

.

815

.

8

4.912

.

9 H

I

HEA

T ST

A

G

E

1

RES A 9.815.8

4

.

9

/2

.

9

Cl

CO

O

L ST

A

G

E 1

PILOT

OUTY

1

25VA

H2 H

EAT STA

G

E

2

C2 COO

L

STAGE 2

f

T

EMP

IN

O

&

EP PROBE FAILUREI

OUT OF RANGE

R

EGEQ

U

I

P52N8 EE EEPROM FAI

LU

RE

U

S

E COPPER

E1 IMPROPER KEY

CONDU

C

T

ORS

O

NLY

E2

M

EMO:Y

ERRO

R

TROUBLESHOOTING ERROR MESSAGES

D

i

sp

lay

essa es

E1·

A

pp

e

a

r

s

, "

t

!

e

y i

s p

r

ess

e

d wh

en

no

t

in t

h

e

p

r

e

.

To correct:

If

e

E1

essage

ap

pears eve

n

w

he

n

no k

e

ys are

being p

re

ss

e

d

,

r

ep

l

a

c

e

t

h

e

c

on

t

r

o

l

.

E2·

Appea

r

s

i

f

th

e control sett

ings a

r

e not prope

r

ly stored in memory.

T

o corr

ec

t

:

Check all settings and correct if necessary.

Ep·

Appears when the probe is open, sho

rt

ed or sensing a

temperature tha

t

is out of range.

To correct:

Ch

ec

k

to see if

t

he sensed te

mpe

r

a

t

u

r

e

i

s o

u

t

of r

ange

.

I

f n

o

t

,

ch

e

c

k

for

p

r

obe

d

ama

g

e

b

y

c

omp

.

g

'

a

o

w

n

amb

i

e

n

t

t

emp

e

r

a

tur

e

bet

w

ee

n

-

3

0

O

f

.

e

c

:

:.

e

pr

ob

e

if

n

ecessary

.

r

r

up

t

e

d

.

r

e

p

a

i

r

ed

.

R

e

pl

ace the co

n

trol

.

e

as

b

een enter

ed.

e

r

t

o

t

h

e c

o

ntr

ol

f

or a

t

least

fi

ve seconds.

.

I

e

C

L m

essag

e s

t

i

l

l appears

,

replace

INSTALLATION

INSTRUCTIONS

I

MPOR

T

ANT

----

1.

A

l

l ETC ser

i

es co

ntr

o

l

s are desig

n

ed as ope

r

ating con

tr

ols onl

y.

I

f

a

n

oper

a

ti

ng

co

nt

r

ol failu

r

e could res

u

l

t in p

e

r

so

n

al i

nj

ury or loss of

pr

o

pe

r

t

y

,

a separate safe

t

y cont

r

ol and

/

or

al

arm sho

u

ld be installed.

2.

The schematic drawings and o

t

her info

rm

a

t

i

on included

i

n

t

hese installa

ti

o

n in

s

tr

uc

ti

o

n

s a

r

e

f

o

r t

he

purp

ose o

f

i

l

lu

s

t

ra

t

i

on

a

nd g

ene

r

al

r

e

f

e

r

ence on

l

y

.

3.

These

i

nstructions

d

o not e

xp

an

d

, r

e

d

u

ce

, m

o

d

if

y

o

r

al

t

er the Ranco

Terms in any way; and

n

o wa

rr

an

t

y or remedy in fa

v

o

r

of the customer

or any othe

r

pe

r

son arises out of th

e

se instruc

t

ion

s.

4

.

R

anco ETC con

tr

ols have bee

n a

pproved b

y U

nde

rwrit

e

r

s

'

Laboratories as UL Listed

;

however

,

app

r

oval does not e

x

tend

t

o

the

ir u

s

e f

o

r

any o

t

her purpose

.

Ranco assumes no respo

n

s

i

bil

it

y for

any

u

nconven

ti

onal application of its control un

l

ess such appl

i

ca

t

ion

has been approved in wri

t

ing by Ranco

.

5.

It is the

r

esponsib

i

lity o

f

the

i

nstaller a

n

d

th

e user to assure that his or

its appli

cat

io

n

a

nd

use o

f

all Ra

n

co pro

duct

s a

re i

n compliance with

al

l

fede

r

al

, s

ta

te an

d

l

o

c

a

l r

equ

i

rements

,

includi

n

g

,

without any

l

i

mi

t

ation

,

all requirem

e

nts im

p

osed unde

r

the Na

ti

onal E

l

ectric Code

and any applicab

l

e building codes

.

Summary of Contents for ETC

Page 1: ...low voltage models available Optional 0 to 10 volt analog output available for remote temperature indication Input No of 0 10 V Code Number Voltage Stages Output ETC 211000 000 120 240 2 No ETC 211100 000 120 240 2 Yes ETC 212000 000 24 2 No ETC 2121 00 000 24 2 Yes 120 or 208 240 VAC 24 VAC optional 50 60 Hz 30 F to 220 F 1 F to 30 F SPOT Thermistor 1 94 in long x 0 25 in diameter with 8 ft cable...

Page 2: ... key again to access the stage 1 cooling or heating mode The LCD will display the current mode either C1 for cooling or H1 for heating Then press either the up t or down key to toggle between the C1 or H1 designation Stage 2 Step 5 Press the SET key again to access the stage 2 setpoint The LCD will display the current setpoint and the S2 annunciator will be blinking on and off to indicate that the...

Page 3: ...shorted or sensing a temperature that is out of range To correct Check to see if the sensed temperature is out of range If not check for probe damage by comp g a own ambient temperature between 30Of e c e probe if necessary rrupted repaired Replace the control e as been entered er to the control for at least five seconds I e CL message still appears replace INSTALLATION INSTRUCTIONS IMPORTANT 1 Al...

Page 4: ...L a or any flat surface using a combination of any two _ e slotted holes located on the back of the control case The s components are not position sensitive but should be mounted so that they can be easily wired and adjusted Avoid excessive conditions of moisture dirt dust and corrosive atmosphere The ETC has provisions for 1 2 inch conduit connections The conduit hub should be secured to the cond...

Page 5: ... and Figure 5 I r ut is desig a is designa e t6lTlj eral lITl addffionalcoru lediOOs when exte e se e I e supplied with the ETC The sensor cable can be extended up to 400 lee amaged sensorcan be replaced by splicing a new Rancosensor onto the sensor leads from the cirCUITboard The sensor is not polarity sensitive L tX 2 ILINE VOLTAGE I Figure 7 Typical Wiring Diagram for 24 VAC Power Input and Lin...

Page 6: ...and observe one or more cycles of operation 3 If performance indicates a problem check sensor resistance to determine if sensor or control is at fault 4 To check sensor resistance disconnect sensor and measure the resistance across the leads while measuring temperature at the sensor Replacement Sensor Order Part No 1309007 044 The 1309007 044 sensor is a negative temperature coefficient NTC thermi...

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