Rice Lake Load Cells - Wiring for Hazardous Environments - Manual (Page 35)

32 Load Cell Wiring for Hazardous Environments
LOAD CELL SEE NOTE 3
VMAX = 12V C1=0 IMAX = 100MA LI=0 VMAX = 12V C1=0 VMAX = 12V C1=0 VMAX = 12V C1=0 VMAX = 12V C1=0 VMAX = 12V C1=0 IMAX = 100MA LI=0 IMAX = 100MA LI=0 IMAX = 100MA LI=0 IMAX = 100MA LI=0 IMAX = 100MA LI=0
+ EXCIT
A
TION
+ SENSING + SIGNAL - SIGNAL - SENSING - EXCIT
A
TION
{FM APPROVED BARRIERS}\P{SEE NOTE 5}
{GROUND BUSS} (TERMINA
TE PER BARRIER}
{MANUF
ACTURERS RECOMMENDA
TION)}
HAZARDOUS AREA CLASS I, II, III, DIVISION 1 GROUP A, B, C, D, E, F
, G
NON HAZARDOUS AREA
NOTE: 1. INST
ALLA
TION WIRING TO BE IN ACCORDANCE WITH ANSI-ISARP 12.6
(INST
ALLA
TION OF INTRINSICALL
Y SAFE INSTRUMENT SYSTEMS IN
CLASS I, II, III HAZARDOUS AREAS). 2. ELECTRICAL EQUIPMENT CONNECTED TO BARRIERS SHOULD NOT USE OR GENERA
TE MORE THAN 250 VOL
TS.
3. THE FOLLOWING LOAD CELL MODULES ARE APPROVED FOR USE IN CLASS I, II, III DIVISION 1 GROUPS A, B, C, D, E, F
, AND G.
RL1380 4. ASSOCIA
TED APP
ARA
TUS MUST HA
VE FM ENTITY APPROV
AL.
5. ONL
Y SINGLE CHANNEL BARRIERS OF SAME POLARITY MA
Y BE USED.
6. VOC. AND Isc ON INDIVIDUAL BARRIERS MUST NOT EXCEED V
ALUES SHOWN.
7. NO REVISIONS ARE TO BE MADE TO THIS DOCUMENT WITHOUT PRIOR WRITTEN APPROV
AL OF THE F
ACTOR
Y MUTUAL RESEARCH COMP
ANY
.
REVISIONS
REV
REFERENCE
INIT
DA
TE
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
ALL THREADS TO BE CLASS 2
UNLESS OTHER
WISE SPECIFIED
ALL DIMENSIONS APPLICABLE AFTER TREA
TMENT
UNLESS OTHER
WISE SPECIFIED
DO NOT SCALE DRA
W
ING
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.
CONTROL DRA
WING, LOAD CELL
66147
1:1
22
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N/A
NONE
A
W
AH 11/10/00
DFH 11/10/00
0