Rosemount™ 644 Temperature Transmitter 644HAE7J6C4Q4P8

MODEL: 644

H  - Din A Head Mount - Single Sensor Input

A  - 4-20mA with Digital Signal based on HART protocol

E7- IECEx Flameproof

J6 - Universal Head (Junction Box) with 50.8mm (2-in) SST pipe bracket | Ali | ½-14 NPT

C4 - 5-Point Calibration

Q4 - Calibration Certificate (3-Point Calibration)

P8 - Enhanced Transmitter Accuracy and Stability