Rosemount Model 444 Alphaline Temperature Transmitters
5-4
PHYSICAL
SPECIFICATIONS
Materials of Construction
Electronics Housing
Low-copper aluminum. (NEMA 4X). IP 54, IP 65, IP 66.
Housing Paint
Polyurethane.
Housing O-rings
Buna-N.
Sensor and Conduit Connections
1/2-inch conduit on electronics housing. Screw terminals and integral test jacks
compatible with miniature banana plugs (Pomona 2944, 3690 or equal).
Weight
Transmitter: 3 lb (1.4 kg).
Transmitter with mounting bracket: 4 lb (1.8 kg).
Hazardous Location Certifications
Factory Mutual (FM) Approvals
E5 Explosion Proof: Class I, Division 1, Groups B, C, and D. Dust Ignition
Proof: Class II, Division 1, Groups E, F, and G; Class III, Division 1
hazardous locations. Indoor and outdoo r use. NEMA Enclosure Type 4X.
Refer to Factory Mutual Explosion Proof Drawing 00444-0261.
I5 Intrinsic Safety: Class I, Division 1, Groups A, B, C, and D; Class II,
Division 1, Groups E, F, and G; Class III, Division 1 hazardous locations;
Intrinsically safe system only when applying Table 5-1 entity parameters.
Nonincendive: Class I, Division 2, Groups A, B, C, and D; Indoor and
outdoor use. NEMA Enclosure Type 4X.
Refer to Factory Mutual Intrinsic Safety Drawing 01151-0214.
K5 Combination of E5 and I5.
TABL E 5-1 . F M Ent ity
Parameters.
Canadian Standards Association (CSA) Approvals
E6 Explosion Proof: Class I, Division 1, Groups C and D; Dust-ignitionproof
Class II, Division 1, Groups E, F, and G; Class III, Division 1 hazardous
locations; Suitable for Class I, Division 2, Groups A, B, C, and D; CSA
Enclosure Type 4X.
I6 Intrinsic Safety: Class I, Division 1, Groups A, B, C, and D. Intrinsically
safe system only when applying Table 5-2 parametric parameters.
Temperature code T2D. CSA Enclosure Type 4X.
Refer to CSA Intrinsic Safety Drawing 00444-0034.
C6 Combination of E6 and I6.
Model 444
Parameters
Associated
Equipment
Parameters
FM Approvedfor
Class I, II, III,
Division 1, Groups
A B CthruG
VMAX =40 V
IMAX=165mA
Ci= 0.044µF
Li=0
VOC orVT40 V
ISC orIT165 mA
CA>0.044µF
LA>0
•• •
VMAX =40V
IMAX= 225 mA
Ci= 0.044µF
Li=0
VOC orVT40 V
ISC orIT225 mA
CA> 0.044µF
LA>0
NA NA