Appendix c – Det-Tronics PM-5MPX Dual Spectrum IR User Manual
Page 13
11
95-8562
4.1
APPENDIX C
INTRINSIC
A
ll
y
S
AFE
C
l
A
SS B,
S
T
yl
E B
WIRIN
g
Hazar
dous (Classifi
ed)
l
ocations:
Class I,
Division 1,
g
roup C,
D
Class I,
Division 2,
g
roup
A,
B,
C,
D
Class II,
Division 1,
g
roup E,
F
, g
Class II,
Division 2,
g
roup F
, g
Class III,
Division 2
PM-5MPX
V+
V+
POWER RETURN
POWER RETURN
TROUBLE +
TROUBLE –
ALARM +
ALARM –
ALARM –
ALARM +
END OF LINE DEVICE
HAZARDOUS LOCATIONS: CLASS I, DIV. 1, GP. C, D CLASS II, DIV. 1, GP. E, F, G CLASS III, DIV. 2
NON-HAZARDOUS LOCATION
SAFETY BARRIER
SAFETY BARRIER
CONTROL ROOM INSTRUMENTATION OPERATING AT OR LESS THAN 250 VOLTS RMS.
+24 VDC
DC RETURN
ALARM +
ALARM –
NOTES:
1.
SUIT
ABLE
FOR
INTRINSICALL
Y
SAFE
INST
ALLA
TION
IN
CLASS
I,
DIV
. 1,
G
P.
C,
D;
CLASS
I,
DIV
. 2,
G
P.
A,
B,
C,
D;
CLASS
II,
DI
V.
1
, GP
. E,
F
&
G;
CLASS
II,
DIV
. 2,
GP
. F
&
G.
CLASS
III,
DIV
. 2
HAZ-
ARDOUS
LOCA
TIONS.
W
IRING
METH
-
ODS
SHALL
BE
INST
ALLED
IN
ACCOR
DANCE
WITH
ANSI/NFP
A7
0
(NEC),
ANSI/NFP
A
72
AND
ISA
RP
12.6.
2.
I.
S.
BARRIERS
MUST
BE
INST
ALLED
IN
ACCORDANCE
WITH THE
MANUF
ACTURER’S
GUIDELINES.
3.
THIS
DRA
WING
SHOWS
ONE
SENSOR
CONNECTED
IN
A
CLASS
B,
STYLE
B
CONFIGURA
TION
PER
NFP
A
72.
MUL
TIPLE
SENSORS
MA
Y
NOT
BE
CONNECTED
TO
THE
SAME
BARRIER.
AN
END
OF
LINE
DEVICE
(EOL)
IS
REQUIRED
TO
MONIT
OR
LINE
CONTINUITY
.
4.
END
OF
LINE
DEVICE
VALUE
PLUS
BARRIER
RESIST
ANCE
MUST
PROVIDE
ADEQUA
TE
SUPER
VISION
CURRENT
FOR
FIRE
ALARM
CONTROL
PANEL.
5.
RESIST
ANCE
BETWEEN
BARRIER
GROUND
AND
EAR
TH
GROUND
MUST
NOT
EXCEED
ONE
OHM.
6.
PM-5MPX
INTERCONNECTS
VIA
FL
YING
LEAD.
EXTENSION
CABLE
SHALL
COMPL
YW
ITH
ANSI/NFP
A
70
(NEC)
AR
TICLE
504-30(b)(2).
7.
CABLE
SHIELD
MUST
BE TIED T
O
INTRINSIC
SAFETY
GROUND
AT
THE
BARRIER.
8.
THE
PM-5MPX
SENSOR
HAS
BEEN
SYSTEM
APPROVED
WITH THE
FM
APPROVED
BARRIERS
LISTED
IN THE
BARRIER T
ABLE.
9.
MAXIMUM
CABLE
LENGTH:
1000
FEET
.
PM-5MPX
ELECTRICAL
INTERF
ACE
Wire
Color
Signa
l
Red
V+,
Input
Power
Orange
V+,
Input
Power
Black
Power
Return
Brown
Power
Return
Yellow
Alarm
+
Green
Alarm
+
Blue
Alarm
–
Violet
Alarm
–
Gray
Trouble
+
White
Trouble
–
BARRIER
PARAMETERS
MODEL
MANUF
ACTURER
Vt
(V)
It
(MA)
9002/77-280-094-00
ST
AHL
28.1
87.0
Z978
PEPPERL
+
FUCHS
30.0
93.0
7278ac
MTL
28.0
94.0
BARRIER T
ABLE
f
igur
e
c
1—
intr
insicall
y
s
af
e
c
lass
b
,
s
tyle
b
W
iring (Dr
awing
n
o .
420032)