Rice Lake Load Cells - Wiring for Hazardous Environments - Manual (Page 39)

36 Load Cell Wiring for Hazardous Environments
RL75058B RL75016 RL75040 RL75223B RL70000C RL90000-100K RL75016SS
OPTIONAL JUNCTION
+OUT -OUT -EXC +EXC
HAZARDOUS LOCA
TION
INTRINSICALL
Y SAFE - CLASS I,II,III, DIVISION 1, GROUPS A-G
FOR 12V DC MAX. SUPPL
Y & 700 OHM CELLS
+SEN -SEN
C) MAXIMUM ALLOW
ABLE CABLE LENGTH IS 600 FEET
.
B) MAXIMUM CABLE INDUCT
ANCE IS 0.126mH.
NOTE: A) MAXIMUM CABLE CAP
ACIT
ANCE IS 0.206uF
.
10V EXC
VOL
T
AGE A
T
LOAD CELL
NUMBER OF LOAD CELLS
6 8 2 4 1
3.9V 3.2V 4.9V 6.2V 7.9V
3.6V 3.0V
8V EXC
4.4V 5.7V 6.6V
BOX
700 OHM LOAD CELL
BRIDGE
LOAD CELL
MODEL NUMBERS:
2
4
SENSE (RECOMMENDED)
DRAWING REVISIONS MUST BE APPROVED BY F
ACTOR
Y MUTUAL PRIOR TO RELEASE.
(1 TO 8 CELLS)
OPTIONAL
BARRIER
BOX
MTL764 AC
4 3
OUTPUT SIGNAL, mV
2 1
0-12V OR 12V FLOA
TING
NON - HAZARDOUS LOCA
TION
100 mA
MAX
MTL761
MTL764 AC
3 4 3
MTL761
3 4
EXCIT
A
TION SUPPL
Y
(12VDC MAX.) LOAD CELL REMOTE
1 2 1 1 2
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
39
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SEE NOTES
NONE
C
SBD 10/28/99
0
- + - + - +
9
11