Honeywell STG840 Gauge Pressure Transmitter Monel 400 500 psi Honeywell DE Protocol

STG840-MONEL-DE

Honeywell STG840 SmartLine gauge pressure transmitter, 500 psi (34.47 bar) URL, Monel 400, Honeywell DE Protocol. 0.03% span accuracy, piezoresistive sensor, SIL 2/3. 1-year standard warranty, up to 15-year extended with wholesale bulk pricing and fast global shipping.

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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 Monel 400 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

  • NAMUR NE-107 extended diagnostics
  • Piezoresistive sensor with automatic temperature compensation
  • Upper range limit 500 psi (34.47 bar)
  • Accuracy up to 0.03% of span (0.025% optional)
  • Full SIL 2/3 compliance
  • Response time as fast as 80 ms

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
Monel 400
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

Genuine Parts, Fast Delivery, Full Support

Every STG800 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:
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
Monel 400
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: