FM Installation
43
Intrisicallly Safe Sensor Installation Drawing - FM
AN
Y
FM
A
PP
RO
V
ED
AS
SO
CI
AT
ED
A
PP
AR
AT
U
S
H
AV
IN
G
E
N
TI
TY
P
AR
AM
ET
ER
S
N
O
N
-H
A
ZA
R
D
O
U
S
(U
N
C
LA
SS
IF
IE
D
)
A
R
EA
CL
AS
S
I,
II,
II
I,
D
IV
IS
IO
N
1
, G
RO
U
PS
A
-G
T6
T
a
=
60
°C
SE
N
SO
R
EN
TI
TY
P
AR
AM
ET
ER
S
U
i
=
13
.1
U
, I
i
=
3
58
m
A
Pi
=
6
98
m
W
C
i
=
0.
96
7
µF
, L
i =
0
.1
m
H
1.
N
O
R
EV
IS
IO
N
T
O
T
H
IS
D
RA
W
IN
G
IS
P
ER
M
IT
TE
D
W
IT
H
O
U
T
FM
A
PP
RO
V
AL
.
2.
U
m
ax
>
U
t
; I
m
ax
>
I
t
; (
C
i
O
F
AL
L
LO
O
PS
+
C
C
AB
LE
) <
C
a
;
(
L
i
O
F
AL
L
LO
O
PS
+
L
C
AB
LE
) <
L
a
,
P
m
ax
O
R
P
i
>
P
0.
3.
S
IN
G
LE
M
U
LT
I-
CH
AN
N
EL
IS
B
AR
RI
ER
O
R
AP
PA
RA
TU
S
M
U
ST
B
E
FM
A
PP
RO
V
ED
,
4.
S
IN
G
LE
M
U
LT
I-
CH
AN
N
EL
IS
B
AR
RI
ER
O
R
AP
PA
RA
TU
S
M
AN
U
FA
CT
U
RE
'S
C
O
N
TR
O
L
D
RA
W
IN
G
S
M
U
ST
B
E
FO
LL
O
W
ED
W
H
EN
IN
ST
AL
LI
N
G
T
H
E
SY
ST
EM
.
IS
B
AR
RI
ER
O
R
EQ
U
IP
M
EN
T
M
AY
B
E
IN
ST
AL
LE
D
W
IT
H
IN
T
H
E
H
AZ
AR
D
O
U
S
(C
LA
SS
IF
IE
D
) L
O
CA
TI
O
N
F
O
R
W
H
IC
H
IT
IS
A
PP
RO
V
ED
.
5.
I
N
ST
AL
LA
TI
O
N
M
U
ST
B
E
IN
A
C
CO
RD
AN
CE
W
IT
H
A
RT
IC
LE
5
00
O
F
TH
E
N
EC
(
AN
SI
/N
FP
A
70
) A
N
D
A
N
SI
/I
SA
R
P
12
.6
.
W
AR
N
IN
G
:
SU
BS
TI
TU
TI
O
N
O
F
CO
M
PO
N
EN
TS
M
AY
IM
PA
IR
IN
TR
IN
SI
C
SA
FE
TY
.
6.
p
H
&
A
M
PE
RO
M
ET
RI
C
SE
N
SO
RS
W
IT
H
O
U
T
PR
EA
M
PS
A
RE
S
IM
PL
E
AP
PA
RA
TU
S.
ZO
N
E
ZO
N
E
0
7.
C
O
N
TR
O
L
EQ
U
IP
M
EN
T
CO
N
N
EC
TE
D
T
O
T
H
E
AS
SO
CI
AT
ED
A
PP
AR
AT
U
S
M
U
ST
N
O
T
U
SE
O
R
G
EN
ER
AT
E
M
O
RE
T
H
AN
2
50
V
.
RE
SI
ST
AN
CE
B
ET
W
EE
N
IN
TR
IN
SI
CA
LL
Y
SA
FE
G
RO
U
N
D
A
N
D
E
AR
TH
G
RO
U
N
D
M
U
ST
B
E
LE
SS
T
H
AN
O
R
EQ
U
AL
T
O
1
O
H
M
.
AN
Y
FM
A
PP
RO
V
ED
T
RA
N
SM
IT
TE
R
FO
R
D
IV
IS
IO
N
1
W
IT
H
IN
TR
IN
SI
CA
LL
Y
SA
FE
O
U
TP
U
T
PA
RA
M
ET
ER
S.
T
H
IS
FM
AP
PR
O
V
ED
D
EV
IC
E
M
U
ST
B
E
IN
ST
AL
LE
D
PE
R
IT
S
IN
ST
AL
LA
TI
O
N
D
RA
W
IN
G
.
FM
AP
PR
O
V
ED
E
Q
U
IP
M
EN
T
(M
AY
B
E
M
U
LT
IP
LE
D
EV
IC
ES
, N
U
M
BE
R
IS
L
IM
IT
ED
BY
R
EQ
U
IR
EM
EN
TS
T
O
M
EE
T
AL
L
O
TH
ER
IS
R
EQ
U
IR
EM
EN
TS
F
O
R
TH
E
N
ET
W
O
RK
)
W
IT
H
E
Q
U
IV
AL
EN
T
H
AZ
AR
D
O
U
S
AR
EA
AP
PR
O
V
AL
S.
H
A
ZA
R
D
O
U
S
(C
LA
SS
IF
IE
D
) A
R
EA
IN
TR
IS
IC
A
LL
Y
S
A
FE
9.
p
H
/O
RP
S
EN
SO
R
M
O
D
EL
S
TH
AT
M
AY
C
O
N
TA
IN
T
H
E
PR
EA
M
PL
IF
IE
R:
39
00
/V
P
35
00
/V
P
33
00
H
T/
V
P
34
00
H
T/
V
P
39
6/
V
P
39
6R
/V
P
39
6P
/V
P
39
8R
/V
P
39
9/
V
P
38
9/
V
P
38
5/
38
5+
10
.
W
AR
N
IN
G
:
TO
P
RE
V
EN
T
IG
N
IT
IO
N
O
F
FL
AM
M
AB
LE
O
R
C
O
M
BU
ST
IB
LE
AT
M
O
SP
H
ER
ES
, D
IS
CO
N
N
EC
T
PO
W
ER
B
EF
O
RE
S
ER
V
IC
IN
G
.
11
.
T
H
E
EN
TI
TY
C
O
N
CE
PT
A
LL
O
W
S
IN
TE
CO
N
N
EC
TI
O
N
O
F
IN
TR
IN
SI
CA
LL
Y
SA
FE
AP
PA
RA
TU
S
W
IT
H
A
SS
O
CI
AT
ED
A
PP
AR
AT
U
S
W
H
EN
T
H
E
FO
LL
O
W
IN
G
IS
T
RU
E:
U
i
>
U
o;
I
i
>
I
o;
P
i
>
P
o;
C
o
>
C
i
+
C
C
AB
LE
; L
o
>
L
i
+
L
C
AB
LE
.
12
.
C
O
PY
R
EV
IS
IO
N
S
TO
1
40
03
32
T
O
p
H
/O
RP
S
H
IP
PI
N
G
M
AN
U
AL
S.
13
C
i I
N
CL
U
D
ES
T
H
E
CA
PA
CI
TA
N
C
E
O
F
50
0
FE
ET
O
F
SE
N
SO
R
C
AB
LE
.
13
D
W
G
N
O
.
14
00
33
2
8.
Instruction Manual
FM Installation
LIQ-MAN-396-396VP-397-398-398VP
March 2017
