Honeywell STG840 Pressure Transmitter 500 psi (34.47 bar) Honeywell DE Protocol

STG840-HC-DE

Buy Honeywell STG840 gauge pressure transmitter, 500 psi range, Hastelloy C-276 diaphragm, Honeywell DE Protocol. 80 ms response, 200:1 rangeability, dual seal design. In stock, factory-direct price, ships within 48 hours.

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The Honeywell STG840 is a high-performance SmartLine gauge pressure transmitter featuring piezoresistive sensor technology with on-chip temperature compensation. This Dual Head Gauge unit has an upper range limit of 500 psi (34.47 bar) with 200:1 rangeability, a Hastelloy C-276 barrier diaphragm, and Honeywell DE Protocol. It delivers accuracies up to 0.03% of span and response times as fast as 80 ms.

Key Features

  • Piezoresistive sensor with automatic temperature compensation
  • 200:1 rangeability
  • Integral dual seal design (ANSI/NFPA 70-202, ANSI/ISA 12.27.1)
  • Response time as fast as 80 ms
  • Accuracy up to 0.03% of span (0.025% optional)
  • Stability up to 0.01% of URL per year for 15 years

Full Configuration Details

Complete Ordering Code:
STG840
Transmitter Specifications
Model
Transmitter Model
STG840
Range
Upper Range Limit
500 psi (34.47 bar)
MinSpan
Minimum Span
2.5 psi (0.17 bar)
Turndown
Rangeability
200:1
Diaphragm
Barrier Diaphragm
Hastelloy C-276
Head
Construction
Dual Head Gauge
Protocol
Communication
Honeywell DE Protocol
Accuracy
Accuracy
0.03% of span (0.025% optional)
SIL
Safety
SIL 2/3 (IEC 61508)
Response
Response Time
80 ms
Sensor
Sensor Technology
Piezoresistive
Warranty
Warranty
1-year standard, up to 15-year extended

Wholesale Pricing, Genuine & In Stock

Bulk and OEM pricing on Honeywell STG800 SmartLine pressure 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:
STG840
Transmitter Specifications
Model
Transmitter Model
STG840
Range
Upper Range Limit
500 psi (34.47 bar)
MinSpan
Minimum Span
2.5 psi (0.17 bar)
Turndown
Rangeability
200:1
Diaphragm
Barrier Diaphragm
Hastelloy C-276
Head
Construction
Dual Head Gauge
Protocol
Communication
Honeywell DE Protocol
Accuracy
Accuracy
0.03% of span (0.025% optional)
SIL
Safety
SIL 2/3 (IEC 61508)
Response
Response Time
80 ms
Sensor
Sensor Technology
Piezoresistive
Warranty
Warranty
1-year standard, up to 15-year extended

Documents

Manuals: