Honeywell STT850 FOUNDATION Fieldbus Temperature Transmitter Dual Input Pt100 RTD

STT850-D-Pt100-FF

Honeywell STT850 SmartLine transmitter, Pt100 RTD, FOUNDATION Fieldbus. Universal input, SIL 2/3 certified, differential/averaging/redundant measurement. Genuine, ready stock, bulk pricing available.

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The Honeywell STT850 is a high-performance SmartLine temperature transmitter offering high accuracy and stability over a wide range of process and ambient temperatures. This Dual Input unit is configured for Pt100 RTD with FOUNDATION Fieldbus. It delivers digital accuracy up to 0.10 C for RTD, a 125 mSec update time, and built-in galvanic isolation. Dual sensor input; foundation fieldbus digital output, itk 6.1.2 compliant.

Key Features

  • Honeywell Experion PKS compatible
  • Full SIL 2/3 compliance (IEC 61508)
  • Stability up to 0.01% of URL per year for 10 years
  • Dual-compartment housing, Type 4X / IP66 / IP67
  • Universal input: RTD, thermocouple, millivolt, ohm
  • Digital accuracy up to 0.10 C for RTD input

Full Configuration Details

Complete Ordering Code:
STT850
Transmitter Specifications
Model
Transmitter Model
STT850 SmartLine
Inputs
Number of Inputs
Dual Input
Sensor
Sensor Input
Pt100 RTD (IEC 751 (alpha=0.00385))
Protocol
Communication
FOUNDATION Fieldbus
Accuracy
RTD Accuracy
0.10 C (Pt100)
SIL
Safety
SIL 2/3 (IEC 61508)
Isolation
Isolation
Built-in galvanic
Housing
Housing Material
Polyester-coated aluminum or 316/316L SS
Enclosure
Enclosure Rating
Type 4X / IP66 / IP67
Update
Update Time
125 mSec
Ambient
Ambient Temperature
-40 to 85 C
Warranty
Warranty
1-year standard, up to 15-year extended

Genuine Parts, Fast Delivery, Full Support

Every STT850 transmitter is factory-certified, 100% genuine, and covered by a 1-year warranty with after-sales technical support. Ready stock ships within 48 hours worldwide. Bulk pricing available — contact us for a quote within 12 hours.

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Full Configuration Details

Complete Ordering Code:
STT850
Transmitter Specifications
Model
Transmitter Model
STT850 SmartLine
Inputs
Number of Inputs
Dual Input
Sensor
Sensor Input
Pt100 RTD (IEC 751 (alpha=0.00385))
Protocol
Communication
FOUNDATION Fieldbus
Accuracy
RTD Accuracy
0.10 C (Pt100)
SIL
Safety
SIL 2/3 (IEC 61508)
Isolation
Isolation
Built-in galvanic
Housing
Housing Material
Polyester-coated aluminum or 316/316L SS
Enclosure
Enclosure Rating
Type 4X / IP66 / IP67
Update
Update Time
125 mSec
Ambient
Ambient Temperature
-40 to 85 C
Warranty
Warranty
1-year standard, up to 15-year extended

Documents

Manuals: