106
Reference Manual
00809-0200-4728, Rev RA
Appendix A: Specifications and Reference Data
April 2015
Specifications and Reference Data
Threaded-Sensor Universal Head
(Option code J5, J6, J7 or J8)
DIN Style Sensor Connection Head
(Option code R1, R2, R3 or R4)
Note: A “U” Bolt is shipped with each universal head unless assembly option XA is ordered.
Threaded Sensor Universal Head, 3-conduit
(Option code J1 or J2)
Rosemount 644 with Transient Protector
(Option code T1)
A. Label
B. Display cover
C. Standard cover
D. Meter cover
E.Failure mode switch
F. Display connection
G. Sensor terminals
H. Power terminals
I. Transient protector
J. Ground wire
Note: Option code T1 requires the use of J1, J2, J3 or J4 enclosure option.
Dimensions are in millimeters (inches).
95 (3.74)
96 (3.76)
112 (4.41)
D
316 SST “U” Bolt
Mounting, 2-inch
Pipe
75
(2.93)
A
C
B
103 (4.03) with LCD
Display
78 (3.07)
128 (5.04) with
LCD Display
100
(3.93)
104
(4.09)
108.0
(4.25)
A
102.2
(4.02)
90.9
(3.58)
85.9
(3.38)
102.6
(4.04)
With LCD
display cover
B
C
59.2
(2.33)
33.0
(1.30)
24.3
(0.96)
67.8
(2.67)
39.8
(1.57)
30.7
(1.21)
i
i
H
J
E
G
F
Summary of Contents for Rosemount 644
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