Honeywell STT850 Temperature Transmitter Type J Thermocouple Single Input HART 7.9 Protocol

STT850-S-J-HART

Honeywell STT850 SmartLine transmitter, Type J Thermocouple, HART 7.9 Protocol. Universal input, SIL 2/3 certified, differential/averaging/redundant measurement. Genuine, ready stock, bulk pricing available.

★★★ Gold-Tier Honeywell Supplier in China

  • Check Mark 100% Genuine & Brand New
  • Check Mark Global Fast Shipping via DHL/FedEx
  • Check Mark Fast Quotation within 12 Hours
  • Check Mark 1-Year Warranty Guaranteed

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 Single Input unit is configured for Type J Thermocouple with HART 7.9 Protocol. It delivers digital accuracy up to 0.10 C for RTD, a 125 mSec update time, and built-in galvanic isolation. Single sensor input; 4-20 ma analog output with hart 7.9 digital protocol.

Key Features

  • Universal input: RTD, thermocouple, millivolt, ohm
  • Full SIL 2/3 compliance (IEC 61508)
  • Stability up to 0.01% of URL per year for 10 years
  • Honeywell Experion PKS compatible
  • 125 mSec update time (single input), 250 mSec (dual)
  • NAMUR NE-107 extended diagnostics

Full Configuration Details

Complete Ordering Code:
STT850
Transmitter Specifications
Model
Transmitter Model
STT850 SmartLine
Inputs
Number of Inputs
Single Input
Sensor
Sensor Input
Type J Thermocouple (IEC 584-1 (ITS-90))
Protocol
Communication
HART 7.9 Protocol
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.

Request a Quote

Email: sales@gt-exim.com  |  WhatsApp: +86 17719526488

Full Configuration Details

Complete Ordering Code:
STT850
Transmitter Specifications
Model
Transmitter Model
STT850 SmartLine
Inputs
Number of Inputs
Single Input
Sensor
Sensor Input
Type J Thermocouple (IEC 584-1 (ITS-90))
Protocol
Communication
HART 7.9 Protocol
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: