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

STT850-S-R-HART

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

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Part of the Honeywell SmartLine family, the STT850 (Type R Thermocouple, Single Input, HART 7.9 Protocol) provides a universal input supporting RTD, thermocouple, millivolt, and ohm sensors. Its dual-compartment housing, NAMUR NE-107 extended diagnostics, and full SIL 2/3 compliance make it ideal for safety-critical temperature measurement. 4-20 ma analog output with hart 7.9 digital protocol.

Key Features

  • Honeywell Experion PKS compatible
  • Full SIL 2/3 compliance (IEC 61508)
  • NAMUR NE-107 extended diagnostics
  • Dual-compartment housing, Type 4X / IP66 / IP67
  • 15-year extended warranty option
  • Universal input: RTD, thermocouple, millivolt, ohm

Full Configuration Details

Complete Ordering Code:
STT850
Transmitter Specifications
Model
Transmitter Model
STT850 SmartLine
Inputs
Number of Inputs
Single Input
Sensor
Sensor Input
Type R 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

Wholesale Pricing, Genuine & In Stock

Bulk and OEM pricing on Honeywell STT850 SmartLine transmitters, all 100% original and brand new. Ready stock, 48-hour dispatch, and a full 1-year warranty with optional 15-year extension. We quote volume orders 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
Single Input
Sensor
Sensor Input
Type R 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: