Fairbanks 2800 Series Intrinsically Safe Instrument - Manual (Page 50)

01/12 50 50647 Rev. 9
Appendix II: FM Control Drawings
B A TTE
RY
P
ACK
ACC-2802
SECTION
A L
CONTROLLER
PCB
ASS
Y
18725
TB2
TB1
TB1 TB2
TB3 TB4 TB5 TB6
PCB
ASS
Y 18720
PCB
ASS
Y 18468 JP1
20 FEE
T
MAXIMUM
16
A
WG CABLE
GLAND SEALS
Ca(Co) G
P
D,
F,G 84 uF
Ca(Co) G
P
C,E 42 uF
La(Lo) G
P
D,
F,G 18.4 mH
It(Io) = 190 ma HAZARDOUS
AREAS:
Vt(
V
o) = 7.02v
FOR
TB3,
TB4,
TB5 or
TB6:
C
L III
La(Lo) G
P
C,E 9.2 mH
Po = 0.38 w ENTI
T
Y
OUTPU
T
P
ARAMETERS
C
L II, DIV 1 & 2, G
P
E, F & G
(SEE SHEE
T
5)
GLAND SE
A L
C
L I, DIV 1 & 2, G
P
A, B, C
& D
C
L I Zones 0, 1, 2 G
P
IIC, IIB, II
A
La(Lo) G
P
A,B 2.3 mH
Ca(Co) G
P
A,B
14 uF
GLAND SE
A L
PN 20615 ACC-2830
TO TRANSDUCERS
GLAND SE
A L
GLAND SE
A L
GLAND SE
A L
GLAND SE
A L
GROUPS
A, B, C, D, E, F & G
GROUPS IIC, IIB & II
A
5. SEE SHEE
T
6 FOR 2800 GLAND SE
A
L LOC
A
TIONS
AND CABLE FUNCTIONS.
1
----------- REVISIONS -----------
REV DESCRIPTION D
A
TE
01-17-01
A
P
P
GS4
GS5
NOTES: 1. Installation shall be in accordance with the Nat
ional Electrical Code(ANSI/NF
P
A
70)
and
ANSI/ISA-RP12.6 "Installation of Intrinsically Safe
Instrument Systems
in Class I Hazardous (Classified) Locations."
3. Strain gage based transducers must be FM approve
d (for installations requiring
4.
A
LL
UNUSED GLAND SEALS
ARE PLUGGED.
2. Size of wires in cable between
ACC-2825 and 2800 or between 2800 and
ACC-2802
or between
ACC-2802s shall not exceed wire size 16
A
WG.
FM approval) or CS
A
certified (for installations requiring CS
A
approval) for the
hazardous locations where they are installed and h
ave appropriate
entity parameters. 2800
INDIC
A
T
OR
(PN 21234)
2
06-14-01
Rev Sheets 4 and 8
3
07-04-01
Rev Sheets 4 and 8 Add Sheets 9 & 10 per ECO 13469
4
07-02-03
MJQ
COMPONENTS WITHOU
T
PRIOR WRITTEN
APPRO
V
A
L OF
FAC
T
O
RY
MUTUAL!!!!
NO CHANGE M
A
Y
BE MADE
T
O
THIS DR
A
WING OR RE
LA
TED
REV SHEETS 4 & 8 PER ECO 13552
5
MJQ
06-26-04
ADDED SHEETS
11 & 12 PER ECO 14036
6
G
A
L
6-9-09
REV SHEETS 9 & 10 PER ECO 14187
7
2-2-
11
G
A
L
T itle Size
Document Number
Date:
Sheet
of
2 2
1 1
B
B
A
A
21943
CONTROL/INS
TA
LL
A TION DR
A WING FOR 2800 INDIC
A T OR
FAIRBANKS SCALES 2176 PO
R TLAND S
T.
B
1
12
T uesda
y, July 03, 2001
SUITE 1 S T,JOHNSBU
RY
V
T. 05819