Endress+Hauser Levelflex FMP56 - Registered Trademarks; Patents

Levelflex FMP56, FMP57
52 Endress+Hauser
FMP Feature 010 Approval Safety Instructions
56 57
x x IE IECEx Zone 20 Ex t[ia] IIIC Txx°C Da IP6x
XA501F-A
x x IF IECEx Zone 20/21 Ex t[ia] IIIC Txx°C Da/Db IP6x XA501F-A
x x IG IECEx Zone 2 Ex nA IIC T6 Gc XA498F-A
x x IH IECEx Zone 2 Ex ic IIC T6 Gc XA498F-A
x x I2 IECEx Zone 0/1 Ex ia IIC T6 Ga/Gb, Zone 20/21 Ex t[ia] IIIC Txx°C Da/Db IP6x XA502F-A
x x I3 IECEx Zone 0/1 Ex d[ia] IIC T6 Ga/Gb, Zone 20/21 Ex t[ia] IIIC Txx°C Da/Db IP6x XA503F-A
For certified devices the relevant Safety Instructions (XA) are indicated on the nameplate.
Registered trademarks
HART
Ò
Registered trademark of the HART Communication Foundation, Austin, USA
PROFIBUS
Ò
Registered trademark of the PROFIBUS User Organization, Karlsruhe, Germany
FOUNDATION
TM
Fieldbus
Registered trademark of the Fieldbus Foundation, Austin, Texas, USA
KALREZ
Ò
, VITON
Ò
Registered trademark of DuPont Performance Elastomers L.L.C., Wilmington, USA
TEFLON
Ò
Registered trademark of E.I. DuPont de Nemours & Co., Wilmington, USA
TRI CLAMP
Ò
Registered trademark of Alfa Laval Inc., Kenosha, USA
Patents
This product may be protected by at least one of the following patents.
Further patents are pending.
US Patents
EP Patents
5.827.985 ---
5.884.231 ---
5.973.637 ---
6.087.978 955 527
6.140.940 ---
6.481.276 ---
6.512.358 1 301 914
6.559.657 1 020 735
6.640.628 ---
6.691.570 ---
6.847.214 ---
7.441.454 ---