Honeywell STA840 SmartLine Absolute Pressure Transmitter Tantalum HART 7.0 Protocol

STA840-TA-HART

Honeywell STA840 SmartLine absolute pressure transmitter, 500 psia range, Tantalum diaphragm, HART 7.0 Protocol. 0.03% span accuracy, 200:1 rangeability, SIL 2/3. factory-direct price with wholesale bulk pricing and fast global shipping.

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Part of the Honeywell SmartLine family, the STA840 (500 psia, Tantalum, HART 7.0 Protocol) combines pressure sensing with on-chip temperature compensation for the best total performance available. Reference accuracy is 0.03% of span (0.025% optional), with response times as fast as 80 ms and stability up to 0.01% of URL per year for 15 years. 4-20 ma analog output with hart 7.0 digital protocol.

Key Features

  • Reference accuracy 0.03% of span (0.025% optional)
  • Response time as fast as 80 ms
  • 15-year extended warranty option
  • Integral dual seal design (ANSI/NFPA 70-202, ANSI/ISA 12.27.2)
  • Plugged Impulse Line Detection (PILD) option
  • Full SIL 2/3 compliance (IEC 61508)

Full Configuration Details

Complete Ordering Code:
STA840
Transmitter Specifications
Model
Transmitter Model
STA840 SmartLine AP
Range
Upper Range Limit
500 psia (34.47 barA)
MinSpan
Minimum Span
2.5 psia (0.17 barA)
Turndown
Rangeability
200:1
Diaphragm
Barrier Diaphragm
Tantalum
Protocol
Communication
HART 7.0 Protocol
Accuracy
Reference Accuracy
0.03% of span (0.025% optional)
SIL
Safety
SIL 2/3 (IEC 61508)
Response
Response Time
80 ms
Enclosure
Enclosure Rating
Type 4X / IP66 / IP67
Warranty
Warranty
1-year standard, up to 15-year extended

Genuine Parts, Fast Delivery, Full Support

Every STA800 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:
STA840
Transmitter Specifications
Model
Transmitter Model
STA840 SmartLine AP
Range
Upper Range Limit
500 psia (34.47 barA)
MinSpan
Minimum Span
2.5 psia (0.17 barA)
Turndown
Rangeability
200:1
Diaphragm
Barrier Diaphragm
Tantalum
Protocol
Communication
HART 7.0 Protocol
Accuracy
Reference Accuracy
0.03% of span (0.025% optional)
SIL
Safety
SIL 2/3 (IEC 61508)
Response
Response Time
80 ms
Enclosure
Enclosure Rating
Type 4X / IP66 / IP67
Warranty
Warranty
1-year standard, up to 15-year extended

Documents

Manuals: