Emerson FB1100 - Special Instructions for Class I Division 1 Locations; Explosion Proof and Unrated Circuits; Local Port Access in Hazardous Area; Communication Port Wiring

FB1100/FB1200 Flow Computer Termination Board Field Replacement Guide
D301
820X012
March 2018
4
Important
Only use accessories supplied with the flow computer or sold by Emerson as spare
parts for this flow computer. If you substitute a part you obtain elsewhere you will void
your certification unless it is the identical part from the same manufacturer as that
supplied with the flow computer from Emerson.
WARNING!
EXPLOSION HAZARD - - Substitution of any components may impair suitability for
Class I, Division 1 or Class I, Division 2.
WARNING!
EXPLOSION HAZARD - Do not disconnect equipment unless power has been removed
or the area is known to be non-hazardous.
WARNING!
EXPLOSION HAZARD - - Do not replace batteries unless power has been switched off
or the area is known to be non-hazardous. Batteries must only be changed in an area
known to be non-hazardous.
DANGER
EXPLOSION HAZARD: Ensure the area in which you perform this operation is non-
hazardous. Performing this operation in a hazardous area could result in an explosion.
DANGER
EXPLOSION HAZARD: Never remove end cap(s) in a hazardous location. Removing
cover(s) in a hazardous location could result in an explosion.