Rice Lake Load Cells - Wiring for Hazardous Environments - Manual (Page 27)

24 Load Cell Wiring for Hazardous Environments
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 SYSTEMSRICE LAKE WEIGHING SYSTEMS
MFG.ENG.
DR.BY
APPROVED DES.ENG. APPROVED
CKD.
WIRING DIAGRAM -
LOAD CELLS IN HAZARDOUS AREAS
66021
1:2
49
--- --- ---
---
---
NONE
NEW
SLJ 9/15/00
0
RL75060S RL70000A RL75223A RL75016WHE
DRAWING REVISIONS MUST BE APPROVED BY F
ACTOR
Y MUTUAL PRIOR TO RELEASE.
-SEN +SEN
11
0-20V OR 20V FLOA
TING
LOAD CELL (20VDC MAX.) EXCIT
A
TION SUPPL
Y
11.9V
9.8V 7.3V 5.8V 4.8V
8 6 4 2 1
(15V EXCIT
A
TION)
VOL
T
AGE A
T
LOAD CELL
LOAD CELLS NUMBER OF
(1 TO 8 CELLS)
FOR 20V DC MAX. SUPPL
Y & 700 OHM CELLS
3 4
1 2
4
2
3
1
3 4
1 2
4 3
2 1
MTL764 AC MTL764 AC
MTL766 MTL766
MAX
100 mA
11
IS/I,II,III, DIV 1 AND 2, GROUPS A-G
BRIDGE
LOAD CELL 700 OHM
NON - HAZARDOUS LOCA
TION
HAZARDOUS LOCA
TION
RL75040A RL75058
MODEL NUMBERS: LOAD CELL
9
+EXC -EXC -OUT +OUT
JUNCTION OPTIONAL
BOX
BOX
BARRIER OPTIONAL
SIGNAL, mV OUTPUT SENSE (RECOMMENDED) REMOTE
- + + - + -