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Heathkit IT -3120 User Manual

Heathkit IT -3120
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Cl
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I
G£j
9jijF-ij
SWITCH
LUG
NUMBER
ING
( 1
Con
r'\el":.t
o
ne
end of a 9" ,
..
htl
e-geen w;re
to
luq 6 of Connect 8 7 1
.'
2"
'IIhil
e'~fa
\'
~he
from lug aof
~
it
C
h
wrl .
......
rh
rc
A,.Ig
h d
c;
I.,J
)S
AE
a
nf!
.AF
6 of n"Jitch R IS·2
).
sw
il
c:h
E (S-
1).
I
nsi1f
l '
-"c
o
ther
enc 01
th
is wire H (
1)
, thro.Jgh clarn
ps
AD.
AE .
Af:
, G
nd
A
G,
to
lug
' Q
I )
Can
t"K!C
l Om:
Qfld
(I
t " g"
·....,n
ne
md
w
ir
~
iO
lug 2
of
5'..'.
'1
1c:h
f.
IS q . In!re t th
e:
oth
er
md
ot
'hi,
wl
r~
I)
Cu
nn
L"'.:1
on
E!
end
of
a 9
IFr
'
gr
een
"'life
to
lu
g 5
01
throoqh d
..
rnps
AE
.a
nd AF .
S"
1"I
llcfl
H IS'
l)
In~
~
n
the
othe-
en
d of Ihis wi
re
I
hr
OlHI~
ci""TJ1
P5
AD.
AI:;
.
IlIlfI
Af
. If wiU
be
c
on
oecIDd
t 1 Connec t o
l"'
e end
01
a 10" rea WIfe
!O
tug 8 o t
'S\'V
Irc: tl
l
ilte!
.
8
(S
-II. ' n
sen
;
he.
ot
her
Lll
d of th
l'
wr
re
lh
rolJyn
':
Y
~,'-
.!'
"'-
':._
E]"
f.
!_
clam
p$
AC
,
AE
.
~
nd
A F.
( )
Co
nC'l~[..I
1
0
"
VJhll@wlrQl
ro
mll.t
g7
of,w;
tc.hJtS
-
l
!,
J
l
~
I .
'f
U
thrOugh
damp'i
AD,
AI:.
AF.
and
AG,
to
lug 3 0 1
I )
Co
nc1
£!ct
a 7 l i4 b l
dCk
.. m e !tUni l
ug
9 1
)1
switc
h M
~
"Jit
Ch
M { 2. o 0
~S2)
.
II"'Seff th
o.!
vth£rr "
00
u'
'
n
i~.
wir£:
thl
OU
~
clam
p
AG
HeTer
to
Pictori al ,
itoldoul
from
If'i s
P<WiC
j {
or
thl'
I 1
Connec:
.!I
l OU
~·,h
l
l
(}-~
'I
O
I
\!t
W
LI
e fr
om
lug
lO
a f 5Whc h
foll
ow
l"';!
s,tJ!pi
. J {S
·1
),
Ih
ro
llgh
c.
liVnPS
AD.
AF
,
AF,
and AG,
to
IUQ
5
of
>Wl~
M
rs
li
.
( )
P
r
ep
.a
~
the lo
ilCW
"
In-Q
iI
!r'lglh'i
,j
1 WU
l!
:
1
/
~
"
·
...
h,l
&-
nrcrwr>
10" w
hlte
~
~
~
o
l
e
!
-.
~
fl
' .
( ) Connect a 10" br
Ol.'
m \\
;r
e
fr
om lug 2 of s
....
!tcn J
!;
-!
.
,.
:.t.
"
!
':::'
u';
1 -'2'
wh
~
te
·
b
l
<K:k
10" b r
O\v
n
IS-
i I. lhroug,.
da
;nps
AD.
AE. AF. and
AG
.
to
lug 2
i'
I , l
7 I f2
'-
'
wh
l
!6
g!
ay
2" ¥
/h
i
l6'
of -control S
{NSt
,!._ ' '
i.!
'.!!
~
I
~
~
l,.
,
~
~
o
J
~
11 f
1.'2··
qr
een
71n
..
·
.·Jh
l
te
10" w
hit
e
f
,'
~
t
1
,
~
~
J.
( 1 Connec.t
-d
4·1
.'
2'
....
hlre
blow
" w rre ' r
om
lUll
8
of
I
I Cormecr
ii
2 .
..
h i
te
wire
be
r
...
een lugs 2 I
S'2
)
arn.:l
8
o
~
.
:i'o\ll
\ch
A
(S
11
.
!}1
rough
dam
p
AC
, 10
IU
!J
'3
o f
S'
o';;
t
ch
tNS\
01
s\".
'ilCh S.
~
! .
E IS-1\
. Ie
l I Cotmu
:.:.r
d
71
2"
" h
ile
lJh
.c
,
o(
'I"I
jr
~
hom
luq It l ) 1
Co
nn:c
t
on
e
eO(
j
of
11
7
·'
'2"
wh
ite
Wire
tD
t
u
~
g ct
g
5W
ilCh 8
[S
1 \.
Ill
fOUWl
(:It.!m~
AC
';
ttd
AD
,
to
lug G at
c
o.,tru
l 5 IS 2!
I
n
5~t
toe
ot
her
t:f1(.
i Of this wlr
(-
~
w
lt
ch
F (5
·1
1
lh·ougt! doll '
ll)
.AG . I t
will
be ccnnec ted later.
P
ICTORIA
L 7

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Heathkit IT -3120 Specifications

General IconGeneral
BrandHeathkit
ModelIT -3120
CategoryTest Equipment
LanguageEnglish

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