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Appendix c – Det-Tronics PM-5MPX Dual Spectrum IR User Manual

Page 13

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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)