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Reference Manual
00809-0400-4728, Rev AA
June 2011
Rosemount 644
A-14
NOTE
For additional options (e.g. “K” codes), please contact your local Emerson Process Management representative.
Tagging Hardware
• 13 characters total
• Tags are adhesive labels
• Permanently attached to transmitter
• Character height is
1
/16-in (1.6 mm)
Software
• The transmitter can store up to 13 characters for FOUNDATION fieldbus and Profibus PA. If no
characters are specified, the first 8 characters of the hardware tag are the default.
Considerations Special Mounting Considerations
See “Mounting” on page A-10 for the special hardware that is available to:
• Mount a 644H to a DIN rail. (see Table 1 on page A-15)
• Retrofit a new 644H to replace an existing 644H transmitter in an existing threaded sensor
connection head (see Table 1 on page A-15).
Cable Gland Option
Standard Standard
G2 Cable gland
(6)
(7.5 mm - 11.99 mm)
● ●
●
–
★
G7 Cable gland, M20x1.5, Ex e, Blue Polyamide (5 mm - 9 mm)
● ●
●
–
★
Cover Chain Option
Standard Standard
G3 Cover chain
● ●
●
–
★
Terminal
Standard Standard
G5 WAGO spring clamp terminals
● ● –
★
Conduit Electrical Connector
Standard Standard
GE
(7)
M12, 4-pin, Male Connector (eurofast
®
)
● ●
●
–
★
GM
(7)
A size Mini, 4-pin, Male Connector (minifast
®
)
● ●
●
–
★
External Label
Standard Standard
EL External label for ATEX Intrinsic Safety
● ●
●
–
★
Typical Rail Mount Model Number: 644 R A I5
Typical Head Mount Model Number: 644 H F I5 M5 J5 C1
(1) Requires enclosure option J5, J6, J7, or J8.
(2) When IS approval is ordered on a F
OUNDATION fieldbus, both standard IS and FISCO IS approvals apply. The device label is marked appropriately.
(3) Consult factory for availability.
(4) Suitable for remote mount configuration.
(5) When ordered with XA,
1
/2-in. NPT enclosure will come equipped with an M20 adapter with the sensor installed as process ready.
(6) Only available with Enclosure option code J5.
(7) Available with Intrinsically Safe approvals only. For FM Intrinsically Safe or non-incendive approval (option code I5), install in accordance with Rosemount
drawing 03151-1009 to maintain NEMA 4X rating.
Table A-3. Rosemount 644 Smart Temperature Transmitter Ordering Information
★ The Standard offering represents the most common models and options. These options should be selected for best delivery.
__The Expanded offering is manufactured after receipt of order and is subject to additional delivery lead time.
● = Available
– = Not Available