Wiring diagram load cells in hazardous areas, 42 load cell wiring for hazardous environments – Rice Lake Load Cells - Wiring for Hazardous Environments User Manual
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42
Load Cell Wiring for Hazardous Environments
RL90000-100K
RL70000C
RL75040
RL75016
RL75058B
RL75223B
RL75016SS
HAZARDOUS LOCA
TION
OPTIONAL
JUNCTION
INTRINSICALL
Y SAFE - CLASS I,II,III, DIVISION 1, GROUPS A-G
FOR 15V DC MAX SUPPL
Y & 700 OHM CELLS
(15V EXCIT
A
TION)
C) MAXIMUM ALLOW
ABLE CABLE LENGTH IS 250 FEET
.
B) MAXIMUM CABLE INDUCT
ANCE IS 0.050mH.
NOTE: A) MAXIMUM CABLE CAP
ACIT
ANCE IS 0.705uF
.
8
LOAD CELLS
2
4
6
1
7.17V
8.17V
9.55V
11.45V
12.70V
BOX
VOL
T
AGE A
T
LOAD CELL
NUMBER OF
LOAD CELL
MODEL NUMBERS:
BRIDGE
700 OHM
LOAD CELL
DRAWING REVISIONS MUST BE APPROVED
BY F
ACTOR
Y MUTUAL PRIOR TO RELEASE.
(1 TO 8 CELLS)
BOX
OPTIONAL
BARRIER
SENSE (RECOMMENDED)
9001/01-199-390-10
9001/02-016-150-11
9001/01-199-020-10
9001/02-016-015-10
9002/22-093-040-00
-OUT
+OUT
-SEN
4
3
3
-EXC
+SEN
+EXC
3
3
3
REMOTE
OUTPUT
SIGNAL, mV
2
1
1
LOAD CELL
EXCIT
A
TION SUPPL
Y
(15VDC MAX.)
1
1
1
NON - HAZARDOUS LOCA
TION
SCALE
TREA
TMENT
ANGLE
3 PLC
2 PLC
TOL.
DECIMAL
DRAWING TOLERANCES
TITLE
SHEET OF
DWG NO
THIS DRAWING AND ALL INFORMA
TION CONT
AINED HEREIN IS AND REMAINS
THE PROPER
TY OF RICE LAKE WEIGHING SYSTEMS INC. AND IS CONFIDENTIAL.
IT IS SUBMITTED AND MA
Y BE USED ONL
Y IN CONNECTION WITH RICE LAKE
WEIGHING SYSTEMS' PROPOSAL AND/OR ITS CUSTOMERS' ORDERS. IT SHALL NOT BE
DISCLOSED TO OTHERS OR COPIED WITHOUT RICE LAKE WEIGHING SYSTEMS' SPECIFIC
WRITTEN CONSENT AND SHALL BE IMMEDIA
TEL
Y RETURNED UPON REQUEST
.
REVISION
REVISIONS
REV
REFERENCE
INIT
DA
TE
ALL THREADS TO BE CLASS 2
UNLESS OTHER
WISE SPECIFIED
ALL DIMENSIONS APPLICABLE AFTER TREA
TMENT
UNLESS OTHER
WISE SPECIFIED
DO NOT SCALE
DRAWING
SURF
ACE
FINISH
MA
TERIAL
THIRD ANGLE PROJECTION
UNITS TO BE INCHES
FOR RL
WS
USE ONL
Y
RICE LAKE WEIGHING SYSTEMS
MFG.ENG.
DR.BY
APPROVED
DES.ENG.
APPROVED
CKD.
WIRING DIAGRAM
LOAD CELLS IN HAZARDOUS AREAS
53414
1:1
99
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SEE NOTES
NONE
C
SBD 10/28/99
0
-
+
-
+
+
-
9
11