Honeywell STT850 SmartLine Temperature Transmitter inventory

Introduction Part of the SmartLine® family of products, the SmartLine  STT850 is a high-performance temperature transmitter offering high accuracy and stability over a wide range of  process and ambient temperatures. The SmartLine family is also fully tested and compliant with Experion ® PKS  providing the highest level of compatibility assurance and  integration capabilities. SmartLine easily meets the most  demanding needs for temperature measurement  applications. Best in Class Features: Industry leading performance 

o Digital Accuracy up to +/- 0.10 Deg C for RTD 

o Stability up to +/- 0.01% of URL per year for ten  years 

o 125 mSec update time for single input models 

o 250 mSec update time for dual input models Reliable measurement  

o Built in Galvanic Isolation  

o Differential / Averaging / Redundant / Split Range measurements 

o Dual Compartment Housing 

o Sensor Break detection 

o Comprehensive on-board diagnostic capabilities 

o Full compliance to SIL 2/3 requirements.  

o Available with 15-year warranty 

o Supports Namur 107 Extended Diagnostics (FF) 

o Supports Namur 89 Wire break 

o Direct entry of Callendar-Van Dusen coefficients  R0, α, δ and β for calibrated RTD sensors (not  available on DE units) Figure 1– Smartline STT850 Temperature transmitter  Lower Cost of Ownership 

o Universal input 

o Dual sensor option 

o Multiple local display capabilities 

o Modular construction  

o External zero, span, & configuration capability 

o Polarity insensitive loop wiring 

o Digital Output Option (only available with HART) 

Communications/Output Options: 

o 4-20 mA dc o Honeywell Digitally Enhanced (DE) 

o HART ® (version 7.0) 

o FOUNDATION™ Fieldbus compliant to ITK 6.1.2 

All transmitters are available with the above listed  communications protocols.