Wiring Setups For Hazardous Area Installation; Configuration With Foundation Fieldbus For Hazardous Areas - Siemens SITRANS LR250 Operating Instructions Manual

Connecting

5.3 Wiring setups for hazardous area installation

5.3 Wiring setups for hazardous area installation
There are three wiring options for hazardous area installations:
● Intrinsically safe wiring (Page 48)
● Non-sparking wiring (Page 51)
● Non-incendive wiring (US/Canada only) (Page 51)
In all cases, check the nameplate on your instrument, confirm the approval rating, and perform
installation and wiring according to your local safety codes.
5.3.1

Configuration with Foundation Fieldbus for hazardous areas

Configuration via Gateway
①
②
③
④
46
Controller
FF (HSE)
Configurator software
PC/laptop
⑤
Ex ia type HSE/H1
⑥
FF (H1)
⑦
LR250 FF
SITRANS LR250 (FOUNDATION FIELDBUS)
Operating Instructions, 08/2014, A5E32221411-AC