Emerson Rosemount 644 Reference Manual page 103

Reference Manual
00809-0200-4728, Rev RA
Mounting
The 644R attaches directly to a wall or a DIN rail. The 644H installs in a connection head or
universal head mounted directly on a sensor assembly, apart from a sensor assembly using a
universal head, or to a DIN rail using an optional mounting clip.
Weight
Code
644H
644H
644H
644R
M5
M4
J1, J2
J1, J2
J3, J4
J3, J4
J5, J6
J5, J6
J7, J8
J7, J8
R1, R2
R1, R2
R3, R4
R3, R4
D1, D2
Weight (stainless steel housing for biotechnology,
pharmaceutical industries, and sanitary applications)
Option code
S1
S2
S3
S4
Enclosure ratings (644H/F)
All available enclosures are Type 4X, IP66, and IP68.
Sanitary housing surface
Surface finish is polished to 32 RMA. Laser etched product marking on housing and standard
covers.
Specifications and Reference Data
Options
HART, Head Mount Transmitter
™
F fieldbus, Head Mount Transmitter
OUNDATION
PROFIBUS PA Head Mount Transmitter
HART, Rail Mount Transmitter
LCD Display
LCD Display with Local Operator Interface
Universal Head, 3-conduits, Standard Cover
Universal head, 3-conduits, Meter Cover
Cast SST Universal head, 3-conduits, Standard Cover
Cast SST Universal head, 3-conduits, Meter Cover
Aluminum 2-conduits, Universal Head, Standard Cover
Aluminum 2-conduits, Universal Head, Meter Cover
Cast SST Universal Head 2-conduits, Standard, Cover
Cast SST Universal Head 2-conduits, Meter Cover
Aluminum Connection Head, Standard Cover
Aluminum Connection Head, Meter Cover
Cast SST Connection Head, Standard Cover
Cast SST Connection Head, Meter Cover
HART, Field Mount Transmitter, Aluminum, Meter Cover,
Standard Cover
Standard cover
840 g (27 oz)
840 g (27 oz)
840 g (27 oz)
840 g (27 oz)
Appendix A: Specifications and Reference Data
Meter cover
995 g (32 oz)
995 g (32 oz)
995 g (32 oz)
995 g (32 oz)
April 2015
Weight
95 g (3.39 oz)
92 g (3.25 oz)
92 g (3.25 oz)
174 g (6.14 oz)
35 g (1.34 oz)
35 g (1.34 oz)
200 g (7.05 oz)
307 g (10.83 oz)
2016 g (71.11 oz)
2122 g (74.85 oz)
577 g (20.35 oz)
667 g (23.53 oz)
1620 g (57.14 oz)
1730 g (61.02 oz)
523 g (18.45 oz)
618 g (21.79 oz)
1615 g (56.97 oz)
1747 g (61.62 oz)
1128 g (39.79 oz)
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