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11 Supplement
NCR-84 Two-wire 4 … 20 mA/HART
51141-EN-181127
11 Supplement
11.1 Technical data
Note for approved instruments
The technical data in the respective safety instructions are valid for approved instruments (e.g. with
Ex approval). These data can differ from the data listed herein - for example regarding the process
conditions or the voltage supply.
Materials and weights
Materials, wetted parts
Plastic horn antenna
Ʋ Adapter flange
PP-GF30 black
Ʋ Seal, adapter flange
FKM (COG VI500), EPDM (COG AP310)
Ʋ Focussing lense
PP
Thread with integrated antenna
Ʋ Process fitting
316L
Ʋ Antenna
PEEK
Ʋ Seal, antenna system
FKM, FFKM
Ʋ Process seal
Klingersil C-4400
Flange with encapsulated antenna system
Ʋ Flange plating, antenna encapsulation PTFE
Hygienic fitting with encapsulated antenna system
Ʋ Hygienic antenna encapsulation
PTFE
Ʋ Surface roughness of the antenna
encapsulation
R
a
< 0.8 µm
Ʋ Additional process seal with certain
hygienic fittings
FKM-FDA, EPDM-FDA, Kalrez 6230
Rinsing connection
Ʋ Flushing ring
PP-GFK
Ʋ O-ring seal, rinsing connection
FKM (SHS FPM 70C3 GLT), EPDM (COG AP310)
Ʋ Reflux valve
316 Ti
Ʋ Sealing, reflux valve
FKM (SHS FPM 70C3 GLT), EPDM (COG AP310)
Materials, non-wetted parts
Mounting parts
Ʋ Antenna cone with plastic horn
antenna
PBT-GF 30
Ʋ Compression flange
PP-GF30 black
Ʋ Mounting strap
316L
Ʋ Fixing screws, mounting strap
316L
Ʋ Fixing screws, adapter flange
304
Housing
Ʋ Plastic housing
Plastic PBT (Polyester)
925-0373 Rev A