
B.7
Additional certifications
B.7.1
3-A
®
Certificate
Authorization
Number
3626
Standard
3-A Sanitary Standards for Number 74-07 (Sensors and Sensor Fittings
and Connections)
B.7.2
Materials of construction
The hygienic approvals and certificates of the transmitter rely upon the following materials
used in its construction:
Table B-1: Product Contact Surfaces
Item
Material
PTFE sealing
PTFE fluoropolymer
Hygienic adapter
Stainless steel 300 series
Hygienic adapter O-ring
FKM or EPDM
Table B-2: Nonproduct Contact Surfaces
Item
Material
Housing
Stainless steel 300 series
Bushing
Stainless steel 300 series
Plug
Stainless steel 300 series
Adapter seal
FKM
Electrical connector
Contact pins in gold plated brass
Housing in plastics (PA)
Seal in FKM
Product certifications
Reference Manual
September 2020
00809-0100-4480
84
Rosemount 1408H Level Transmitter