Rosemount Temperature Transmitter 644RANAQ4

Rosemount Temperature Transmitter 644RANAQ4

DIN head and field mount form factors
■ 4–20 mA/HART®
with Selectable Revision 5 and 7,
FOUNDATION™
Fieldbus, or PROFIBUS®
PA protocol support
■ Safety integrity level (SIL) 3 capable: IEC 61508 certified by an
accredited third-party agency for use in safety instrumented
systems up to SIL 3 (minimum requirement of single use
[1oo1] for SIL 2 and redundant use [1oo2] for SIL 3)
■ Enhanced display with local operator interface (LOI)
■ LCD display
■ Integral transient protection
■ Enhanced accuracy and stability
■ Transmitter-sensor matching with Callendar-Van Dusen
constants
■ Variety of enclosures