Fairbanks 2800 Series Intrinsically Safe Instrument - Manual (Page 60)

Appendix II: FM Control Drawings
01/12 60 50647 Rev. 9
B A TTE
RY
P
ACK
PCB
ASS
Y
18725
TB2
NOTES: 1.
A
LL
UNUSED GLAND SEALS
ARE PLUGGED.
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) = 250 ma HAZARDOUS
AREAS:
Vt(
V
o) = 7.02v
FOR
TB1
ACC-2880:
C
L III
La(Lo) G
P
C,E 9.2 mH
Po = 0.88 w ENTI
T
Y
OUTPU
T
P
ARAMETERS
C
L II, DIV 1 & 2, G
P
E, F & G
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
PN 20615 ACC-2830
GROUPS
A, B, C, D, E, F & G
GROUPS IIC, IIB & II
A
PCB
ASS
Y
19797
TB1
JP1
ACC-2880
EXC-
SIG+
SIG-
EXC+
WITH SUI
TABLE
P
ARAMETERS
FOR CLASS, ZONE/DIVISION
AND GROU
P.
STRAIN GAGE BASED
TRANSDUCERS
2. MAXIMUM
TRANSDUCER CABLE LENGTH/WIRE GAGE 75 FT/20
A
WG.
A
P
P
REV DESCRIPTION D
A
TE
----------- REVISIONS -----------
GS3
GS4
TYPIC
A
L
TRANSDUCER
CABLE
75 F
T
MAX
18
A
WG MAX
100 F
T
MAX
2800
INDIC
A
T
OR
&
ACC-2880
(PN 21234)
(ANALOG INTER
FACE)
FM
APPROVED/CS
A
CE
R
TIFIED
GLAND
TRANSDUCER
TRANSDUCER
TRANSDUCER
TRANSDUCER
SE
A L
6-9-09
G
A
L
ADDED
THIS SHEE
T PER ECO 14036
6
REV SHEETS 9 & 10 PER ECO 14187
7
G
A
L
2-2-
11
T itle Size
Document Number
Rev
Date:
Sheet
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
11
T uesda
y, July 03, 2001
SUITE 1 S T,JOHNSBU
RY
V
T. 05819
NO CHANGE M
A
Y
BE MADE
T
O
THIS DR
A
WING OR RE
LA
TED
COMPONENTS WITHOU
T
PRIOR WRITTEN
APPRO
V
A
L OF
FAC
T
O
RY
MUTUAL!!!!
4
TRANSDUCERS,
TRANSDUCER CABLES
M
A
Y
BE SOLDERED OR JOINED WITH
OR M
A
Y
NO
T
BE INSIDE
AN ENCLOSURE.
WIRE NUTS. CABLE CONNECTIONS M
A
Y