The versatile Rosemount 644 Temperature Transmitter meets demanding processing needs by delivering field reliability and advanced accuracy and stability.

Transmitter features include:

■ HART® /4–20 mA with Selectable Revision 5 and 7 (option code A), FOUNDATION™ Fieldbus (option code F), or PROFIBUS® PA (option code W)

■ Head mount - Dual sensor (option code S)

■ Field mount - Dual sensor (option code D)

■ Safety certified to IEC 61508 with Certificate of Failure Mode Evaluation Diagnostics and Analysis (FMEDA) Data (option code QT)

■ LCD display (option code M5)

■ Local operator interface (LOI) (option code M4)

■ Advanced diagnostics (option codes DC and DA1)

■ Enhanced transmitter accuracy and stability (option code P8)

■ Transmitter-sensor matching (option code C2)

Related Part Number:

TREXCHPHAWS1S	3051GP2A2B21AB4M5KBHR5
3051C00A02A1AH2L4K5HR5	3051GP2A2B21AB4K3HR5
3051001A22A1A045HR5	3051GP2A2B21AB4K5HR5
3051C00A02A1AH2B1L4K5M4HR5	3051GP3A2B21AB4M5HR5
3051000A02A1AH2L4K5M5HR5	3051GP4A2B21AB4M5M8HR5T1
3051004A22A1AB4M5K5HR5	3051GP2A2B21AB4M5K5HR5
3051DP1A62A1AD4K8HR5	3051GP1A2B21AB4M8HR5
30510P3A62A1AB4M5K3HR5	3051TG5A2B21AB4M5KBHR5
3051DP4A62A1AB4HR5	3051TG5A2B21AB4K8HR5
30510P2A62A1AB4M5HR5	3051TG3A2B21AM5E5Q4HR5
3051DP2A62A1AB4M5K8HR5	3051TG3A2B21AB4M5RK
3051DP3A62A1AB4D4KBHR5M5	3051TG5A2B21AB4E5HR5
3051DP4A62A1AB4M5HE5	3051TG4A2B21AB411M581/1199W0056A6412
30510P3A62A1AB4M5K8HR5	3051TG2A2B21AM5B4E8HR5
30510P4A22A1AB4M511H85	3051TG3A2B21TB4E8M5HR5A0322
3051DP4A22A1AM5B4DFE8HR5	3051TG3A2B21AB415M5HR5
30510P4A62A1AB4M53HR5	3051TG3A2B21AB4M5Q4
3051DF1A22A1AB4M5HR5	3051TG2A2B21AB4M5HR5
3051GP2A2B21AB4M504HR5	3051TG2A2B21BB4M5S1 +1199WDC59KFFWGCDB0
3051GP4A2B21AB4HR5	3051GP2A2B31AB4M5HR5
3051GP2A2B21AB4HR5	3051GP2A2B21AB4K8HR5
3051GP1A2B21AB4M5HR5	3051GP2A2B21AB4S1M5HR!
3051GP1A2B21AB4M5K8HR5	3051GP2A2B21AB4M5K5HR!
3051GP4A2B21AB4M5HR5	3051GP2A2B21AB4M5Q4HR
3051GP2A2B21AB4M5K5HR!	3051GP2A2B21AB4M5K8HR!
3051GP2A2B21AB4HR5	3051GP2A2B21AB4K5HR5

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