7 QZ 70 en
52
| Quartz
StoneL publication 105406revA
I.S. CONTR
OL, QUARTZ SE
RIES
NS
6/1
5/2
007
SK
BL
RK
1051
93
SH
EET
7
A
TOL
ERA
NCE
S
(U
NLES
S
OT
HE
RWISE
SP
ECI
FI
E
D):
X.
XX
X
`
.0
05
AN
GL
ES
`
0
~
30
'
X.
XX
`
.010
FI
NIS
H
f
125
R
MS
X/
X
`
.0
15
D
4
SCAL
E
R
EV.
D
RAW
IN
G
NO
.
S
IZ
E
TI
TLE
APPD.
CHK
.
DR.
DA
TE
CON
FI
DE
NT
IAL
THI
S
DR
AW
ING
AND A
LL
IN
FO
RM
AT
IO
N CON
TA
INE
D
HER
EI
N
IS
TH
E P
RO
PER
Y O
F
AN
D
IS S
UB
JEC
T
TO
CH
ANG
E BY S
TON
EL
. D
RA
WIN
G
IS NO
T T
O
BE
RE
PR
ODU
CE
D OR
REV
EA
LED T
O
AN
Y
OT
HE
R PA
RT
Y
UNL
ESS A
UT
HOR
IZ
ED
BY ST
ON
EL
.
MET
SO
A
UT
OM
ATI
ON
, F
ER
GUS
FA
LL
S,
MN
U.
S.
A.
RE
VIS
IO
NS
OF
REVI
SIO
N
E
CO
DA
TE
BY
NON
-HA
ZA
R
DOUS
(SA
FE
AR
EA)
LO
C
ATI
ON
HA
ZA
R
DOUS
(CLAS
SI
FI
E
D)
LO
CATION
St
on
eL
En
cl
os
ur
e
In
trin
sical
ly
S
afe
G
ro
und
TOP
SEN
SOR
N
O
/N
C
C
BOTTOM SEN
SOR
NO/
NC
C
FM
IN
STA
LL
AT
IO
N
NO
TE
S:
(C
la
ss
I,
II
, I
II;
D
iv
is
io
n
1;
G
ro
up
s
A
, B
, C
, D
, E
, F
, G
)
En
tity
Param
et
ers:
V
max
=
30 Vd
c;
Im
ax
=
10
0 m
A;
Ci
= 6
6 nF
; Li
= 0
.80 m
H
; P
i = 2
.0 W
1. V
oc or
Vt
< V
m
ax
, I
sc
or
It
< Im
ax, Ca
> C
i + C
cab
le
, La
> L
i +
Lc
abl
e.
2.
Du
st-t
ight
cond
ui
t sea
l mus
t be
us
ed
w
hen
ins
ta
lled
in
Cl
ass
II
and
C
la
ss
III
envi
ronme
nt
s.
3.
Co
ntro
l eq
uip
men
t con
nec
te
d to ba
rrier
mus
t not
use o
r ge
ne
ra
te mo
re th
an 25
0 Vr
ms
or
Vd
c.
4.
Ins
ta
llat
ion
shou
ld
be
in
accor
da
nce
w
ith
AN
SI/
ISA
R
PA12
.6
"In
sta
llat
io
n
of
Intr
in
sic
al
ly
Saf
e
Sys
te
ms
fo
r H
aza
rdou
s(
Clas
sif
ie
d)
Loca
tion
s"
and
the N
at
ional
El
ect
rical
C
od
e
(ANSI
/N
FP
A
70)
.
5.
The
co
nf
ig
ur
at
io
n
of
asso
cia
te
d
appa
rat
us
for
each
senso
r w
iring
pa
ir
must
be
FMR
C
Ap
pr
ov
ed.
6.
Asso
cia
te
d
app
ar
at
us
ma
nuf
act
ur
er's
in
st
all
at
ion
dr
awing
mu
st
be
fol
low
ed
w
hen
inst
al
ling
thi
s
equ
ip
ment
.
7.
To
m
ai
nt
ai
n
in
tri
nsi
c
saf
et
y,
w
iring
asso
cia
te
d
wi
th
eac
h
se
nso
r mu
st b
e
ru
n
in
se
pa
ra
te
ca
bl
es
or
sepa
rat
e
shi
el
ds
con
nect
ed
to
int
rin
sica
lly
saf
e
(ass
oci
at
ed
ap
par
atus)
gr
ound.
8.
Sen
sor
s
an
d/
or
tran
smit
ter
ar
e
opt
iona
l ba
sed
on
m
odel
numb
er
. (i
f mor
e
than
2
senso
rs,
fol
lo
w
ins
truc
tion
s
ab
ov
e
fo
r ea
ch
sen
sor
.)
9.
Co
ndui
t Gr
ou
nd
ing
- U
pon
inst
al
la
tion
ve
rif
y
el
ect
rica
l con
tinu
ity
be
twee
n
cond
ui
t an
d
gr
oun
d
term
ina
l.
10.
Su
bst
itu
tion of
comp
one
nts ma
y imp
air
ha
zar
do
us lo
cat
io
n saf
et
y.
INS
TALL
ATIO
N
N
OTE
S:
(Ex
ia
IIC
T6
)
Ent
ity
Par
am
eter
s:
Ui
= 30
V
dc;
Ii
= 100
m
A
; Ci
= 6
6
nF;
Li
=
0.8
m
H;
Pi
= 2
.0
W
1.
Vo
c
or
V
t <
Ui
, Is
c
or
It
<
Ii,
C
a
>
Ci
+
C
cabl
e,
La
>
Li
+
Lca
bl
e.
2. D
ust
-ti
gh
t co
ndu
it
seal
must b
e us
ed wh
en i
nst
al
le
d in
Zone 2
0, Z
one
21, a
nd Z
one 2
2
envi
ro
nme
nt
s
or whe
re In
gr
ess
Pr
ote
ct
ion
of I
P6
7 is
req
ui
red.
3.
C
ont
rol
equ
ipme
nt
co
nn
ect
ed t
o bar
rier
mu
st
not
use
or
gen
er
at
e mor
e t
han 2
50 V
rms
or
Vdc
.
4. I
nst
al
la
tion sh
oul
d be i
n acco
rdan
ce w
ith ap
pr
opr
iat
e lo
cal c
ode o
r pra
ct
ice
.
5.
Th
e
con
figur
ati
on
of
as
soci
at
ed
ap
pa
ratu
s
for
ea
ch
se
nsor
wir
ing
pai
r or
sole
noi
d
w
iri
ng
pa
ir
must
be
app
roved
.
6. A
ssoc
iat
ed
appa
rat
us m
anu
fa
ct
ur
er
's ins
ta
llat
ion
dr
aw
in
g mus
t b
e f
oll
ow
ed w
he
n in
st
all
in
g t
his
equi
pme
nt
.
7.
To
main
tain
int
rins
ic
sa
fety,
w
iri
ng
ass
oci
at
ed
w
ith
ea
ch
sen
sor
or
sol
eno
id
co
il
wir
in
g
m
ust
be
run
in
separ
ate
cabl
es
or
sep
ar
at
e
shi
el
ds
con
ne
cte
d
to
int
rin
si
cal
ly
saf
e
(ass
oci
at
ed
ap
pa
ra
tu
s)
gr
ound
.
8.
C
ond
ui
t Gr
oun
di
ng
- U
po
n
in
st
all
at
io
n
ver
ify
ele
ctri
cal
cont
inui
ty
bet
w
een
co
ndu
it
and
gr
ound
ter
mi
nal
.
9. R
esi
st
anc
e
bet
w
een I
nt
rin
si
c
Saf
e G
roun
d and
ear
th g
roun
d m
ust
be l
ess
than on
e oh
m.
10.
Sub
sti
tut
ion
of
co
mpo
nent
s
may
impa
ir
haz
ar
dou
s
loc
at
ion
saf
et
y.
Sp
eci
al
C
ondit
ion
s
for
Sa
fe Use
:
1. P
ar
ts o
f t
he en
clo
sur
e ar
e n
on-
co
ndu
ct
ing a
nd m
ay
gener
ate a
n ig
ni
tion
-ca
pab
le l
eve
l of
elec
tro
sta
tic cha
rge und
er
cer
tai
n ext
reme co
ndi
tion
s. T
he us
er sh
ou
ld e
nsur
e t
ha
t t
he equ
ip
ment
is
not i
nst
al
le
d in
a l
oca
tion w
he
re
it
m
ay be
su
bje
ct
ed t
o ext
er
na
l co
ndi
tion
s wh
ich m
igh
t ca
use a
bu
ild
up of e
le
ctro
st
ati
c c
harg
e on
non-
co
ndu
ct
ing s
ur
fa
ces.
Addit
iona
lly,
cle
ani
ng of
th
e eq
uip
ment
sho
ul
d
be
don
e
onl
y
w
ith
a
dam
p
clot
h.
2. Wh
en in
st
all
ed
w
ithin a Z
on
e 0
lo
cat
io
n, t
he m
eta
l enc
lo
sur
e sha
ll b
e in
st
all
ed i
n suc
h a
mann
er
as
to
pr
event
th
e
pos
sib
ilit
y
of
spar
ks
res
ul
ting
from
fri
cti
on o
r i
mpa
ct
.
C
ont
rol
Equi
pmen
t
In
tri
nsi
c
Sa
fety
Bar
rier
(As
soci
at
ed
Appa
ra
tu
s)
B
11/17/09
BB
5457
C
04/20/15
BB
106
37
D
12/29/15
RB
113
63
Sepe
rat
e
Shi
el
ds
Term
ina
l St
rip
Id
ent
ifi
er
s
Q
N*
M
, Q
X*
M
NO
TE:
1)
IF
*
IS
"5
" OR
"7"
, AL
SO
SEE
S
HEE
T
1.
2)
IF
* IS
"B"
OR
"C"
, A
LSO
SE
E
SHE
ET
2.
7.1
Controlled installation drawings continued
