Safe area hazardous area – Rockwell Automation 1797-OE8H FLEX Ex HART Analog Modules User Manual User Manual
Page 107
Publication 1797-6.5.3 - March 2006
Apply FLEX Ex Analog I/O Modules 6-9
Assign the next module to another output as before. When all four power
supply outputs are utilized, add another power supply to the system, see the
figure below.
IS Pwr
Safe Area
Hazardous Area
1797 power supply
1797 power supply
1797 power supply
ACNR
Spare
IE8H
OE8H
IRT8
Spare
Spare
IJ2
IJ2
ACNR
OB4D
OB4D
IBN16
IBN16
IBN16
IE8
IRT8
OE8H
RPA
RPFM
RPFM
IS 1797 I/O
IS 1797 I/O
IS 1797 Fiber Hub
IS Pwr
IS Pwr
IS Pwr
IS Pwr
IS Pwr
IS Pwr
IS Pwr
IS Pwr
IS Pwr
IS Pwr
IS Pwr
EEx d
/e
EEx ib
EEx d
/e
EEx ib
EEx d
/e
EEx ib
41306
Unsafe
Power
Entrance
Spare
ATTENTION
Power supply outputs can never be paralleled.
Paralleling outputs voids all intrinsic safety
certifications.
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