7ML19985XN82
SITRANS LR250 (FF) – QUICK START MANUAL
Page EN-9
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Wiring Setups for hazardous area installations
There are three wiring options for hazardous area installations:
•
Intrinsically Safe wiring
on page 11
•
Non-Sparking/Energy Limited wiring
on page 12
•
Non-incendive wiring (only for USA/Canada)
on page 13.
In all cases, check the device nameplate and process connection tag to verify the approval
rating.
Configuration with Foundation Fieldbus for hazardous
areas
H1 Interface
LR250 FF
LR250 FF
LR250 FF
PC/laptop
FF (H1)
Configuration via
PCI/PCMCIA Card
PCI/PCMCIA bus
Basic Configuration cont’d.
configurator
software
Hazardous Area
Non-hazardous Area
controller
EEx ia type
HSE/H1
LR250 FF
LR250 FF
LR250 FF
PC/laptop
FF (H1)
Configuration via
Gateway
FF (HSE)
configurator
software