41
EMR
3
Terminal - Fueling Depot Installation
Installation of the EMR
3
System involves installing the Display Head(s), installing the interconnect box, and
installing any optional devices (e.g., remote pulser, printer, etc.). Figure 32 shows an example dual Display Head
installation.
Figure 32. Example terminal- fueling depot installation with 2 Display Heads and remote pulser
TERMINAL
OFFICE
HAZARDOUS
LOCATION
NON-HAZARDOUS
LOCATION
Rigid conduit
Interconnection
Box
Printer
Data
(RS-232)
Intrinsically
safe barrier
Data (RS-485)
Data (RS-485)
emr\terdia3nosolvlv.eps
12 Vdc
12 Vdc
Power
120 or 240 Vac
line cord
Seal-off
UL approved 120W
120 or 240 Vac line
Blk (+) 12 Vdc
Blk/Wht (-)
12 Vdc
Power
Supply
VR P/N 331791-001
12 AWG
Barrier
Ground
Customer supplied
wiring & rigid conduit
24 Vdc
Temp
Probe
UPS
AC Power Protector
Control Drawing
THE FOLLOWING INFORMATION IS FOR GENERAL REFERENCE
AND IS NOT INTENDED TO REPLACE RECOMMENDED
NATIONAL ELECTRIC CODE (NEC) PROCEDURES. IT IS
IMPORTANT FOR THE INSTALLER TO UNDERSTAND THAT
WIRING LOCATED IN CLASS I, GROUP D DIVISION 1 AND 2
INSTALLATIONS SHALL COMPLY WITH THE LATEST APPRO-
PRIATE ARTICLES FOUND IN THE NATIONAL ELECTRIC CODE
(NFPA 70).
IMPORTANT: THIS IS A CONTROL DRAWING ONLY AND DOES
NOT REFLECT THE ACTUAL LOCATIONS OF CONDUIT ENTRY.
WARNING: IN INSTALLATION AND USE OF THIS PRODUCT,
COMPLY WITH THE NATIONAL ELECTRICAL CODE; FEDERAL,
STATE AND LOCAL CODES. IN ADDITION, TURN OFF POWER
AND TAKE OTHER NECESSARY PRECAUTIONS DURING
INSTALLATION, SERVICE AND REPAIR TO PREVENT PERSONAL
INJURY, PROPERTY LOSS AND EQUIPMENT DAMAGE.
WARNING: DISCONNECT ALL POWER BEFORE MAKING ANY
CONNECTIONS TO PREVENT DEATH, SERIOUS INJURY,
EXPLOSION, OR ELECTRICAL SHOCK. THE DISPLAY HEAD
MUST NEVER BE OPERATED UNLESS THE FRONT COVER IS
CLOSED OVER THE BARRIER TERMINALS IN THE
INTRINSICALLY SAFE AREA OF THE INTERCONNECTION BOX.
1. INTRINSICALLY SAFE WIRING (MARKED ) SHALL BE
INSTALLED IN ACCORDANCE WITH ARTICLE 504-20 OF THE
NEC, ANSI/NFPA 70.
2. IN THE NON-INTRINSICALLY SAFE COMPARTMENT OF THE
INTERCONNECTION BOX, CONNECT THE #12 AWG OR
LARGER DIAMETER BARRIER WIRE TO A GROUND LUG.
3. TO MAINTAIN INTRINSIC SAFETY, DISPLAY HEAD TO
INTERCONNECTION BOX WIRING MUST BE RUN IN
DEDICATED CONDUIT. MAXIMUM CABLE LENGTH IS 1,000
FEET (304.8 M).
Display Head 1
(Meter 1)
START
FINISH
MODE
PRESET
NEXT
ENTER
VOLUME
CURRENCY
RATE
SETUP
EPSON U220 ROLL
Meter 2
Remote
Display Head 2
Top mount
Remote Pulser
Front mount
Remote Pulser
5 Vdc
Pulse Input
Max. cable length
35 ft. (10.6 m)
START
FINISH
MODE
PRESET
NEXT
ENTER
VOLUME
CURRENCY
RATE
SETUP
OR
Max. cable length
1000 ft. (304.8 m)
Temp
Probe
I.S.
I.S.
I.S.
I.S.
I.S.
I.S.
Содержание EMR3 XStream-PKG
Страница 1: ...Manual No 577013 758 Revision I Installation Guide EMR3 ...
Страница 29: ...EMR3 Truck Installation C C Mode Switch Options 24 Figure 18 Display head cable connections ...
Страница 67: ......
Страница 68: ...For technical support sales or other assistance please visit www veeder com ...