Honeywell STT850 Temperature Transmitter Single Input Pt500 RTD Honeywell DE Protocol

STT850-S-Pt500-DE

Honeywell STT850 SmartLine transmitter, Pt500 RTD, Honeywell DE Protocol. 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 Single Input unit is configured for Pt500 RTD with Honeywell DE 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 honeywell digitally enhanced (de) digital protocol.

Key Features

  • Stability up to 0.01% of URL per year for 10 years
  • 125 mSec update time (single input), 250 mSec (dual)
  • 15-year extended warranty option
  • NAMUR NE-107 extended diagnostics
  • Differential, averaging, redundant, and split-range measurement
  • 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
Pt500 RTD (IEC 751 (alpha=0.00385))
Protocol
Communication
Honeywell DE 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
Pt500 RTD (IEC 751 (alpha=0.00385))
Protocol
Communication
Honeywell DE 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: