Emerson manual Dimensional Drawings, 644H DIN a Head Mount

Reference Manual

00809-0400-4728, Rev AA June 2011

Rosemount 644

DIMENSIONAL DRAWINGS

644H (DIN A Head Mount)

Shown with Standard Compression Screw Terminals		Shown with WAGO® Spring Clamp Terminals
Standard	60 (2.4)	WAGO Spring	60 (2.4)
Sensor	33	Clamp Sensor
			33
Terminals		Terminals
	(1.3)		(1.3)
Meter	24 (1.0)	Meter	24 (1.0)
Connector		Connector
Communication		Communication
	Simulation Switch	Terminals	Simulation Switch
Terminals
	Power		Power
	Terminals		Terminals

33 (1.30)

34 (1.33)

Threaded-Sensor Universal Head

(Option code J5 or J6)

Integral DIN Style Sensor

Connection Head

Label

LCD

Display

Standard Cover

112 (4.41)

96 (3.76)

95 (3.74)

Meter Cover

75103 (4.03) with LCD

Display(2.93)

316 SST “U”

Bolt Mounting,

2-inch Pipe

104

(4.09)

78 (3.07)

128 (5.04) with LCD Display

100 (3.93)

Note: A “U” Bolt is shipped with each universal head unless assembly option X1, X2, or X3 is ordered. Since the head is integrally mounted to the sensor, it may not need to be used.

Note: The DIN Style Integral sensor connection head is only available through Volume 2 of the Rosemount Temperature Sensors and Accessories Product Data Sheet (document number 00810-0101-2654).

Dimensions are in millimeters (inches)

A-9