Honeywell STD820 SmartLine DP Transmitter Gold-plated Monel 400 Honeywell DE Protocol

STD820-GOLDMONEL-DE

Buy Honeywell STD820 Honeywell DE Protocol differential pressure transmitter (400 inH2O, Gold-plated Monel 400). Piezoresistive sensor, 90 ms response, NAMUR NE-107 diagnostics, Experion PKS compatible. In stock, factory-direct price, ships within 48 hours.

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The Honeywell STD820 is a high-performance SmartLine differential pressure transmitter featuring piezoresistive sensor technology. This unit measures up to 400 inH2O (996.35 mbar) with a 400:1 turndown ratio and a minimum span of 1 inH2O. It is configured with a Gold-plated Monel 400 barrier diaphragm and Honeywell DE Protocol. 4-20 ma analog output with honeywell digitally enhanced (de) digital protocol.

Key Features

  • Response time as fast as 90 ms
  • Modular design — replaceable meter body, electronics, and indicators
  • NAMUR NE-107 extended diagnostics (HART, FF)
  • Rangeability up to 400:1
  • Plugged Impulse Line Detection (PILD) option
  • Honeywell Experion PKS compatible

Full Configuration Details

Complete Ordering Code:
STD820
Transmitter Specifications
Model
Transmitter Model
STD820 SmartLine DP
Range
Upper Range Limit
400 inH2O (996.35 mbar)
MinSpan
Minimum Span
1 inH2O (2.49 mbar)
Turndown
Rangeability
400:1
Diaphragm
Barrier Diaphragm
Gold-plated Monel 400
Protocol
Communication
Honeywell DE Protocol
Accuracy
Reference Accuracy
0.0325% / 0.025% of span
MAWP
Max Allowable Working Pressure
4500 psi (310 bar), 6000 psi opt.
SIL
Safety
SIL 2/3 (IEC 61508)
Response
Response Time
90 ms (DE/HART analog)
Enclosure
Enclosure Rating
Type 4X / IP66 / IP67
Warranty
Warranty
1-year standard, up to 15-year extended

Wholesale Pricing, Genuine & In Stock

Bulk and OEM pricing on Honeywell STD800 SmartLine DP 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:
STD820
Transmitter Specifications
Model
Transmitter Model
STD820 SmartLine DP
Range
Upper Range Limit
400 inH2O (996.35 mbar)
MinSpan
Minimum Span
1 inH2O (2.49 mbar)
Turndown
Rangeability
400:1
Diaphragm
Barrier Diaphragm
Gold-plated Monel 400
Protocol
Communication
Honeywell DE Protocol
Accuracy
Reference Accuracy
0.0325% / 0.025% of span
MAWP
Max Allowable Working Pressure
4500 psi (310 bar), 6000 psi opt.
SIL
Safety
SIL 2/3 (IEC 61508)
Response
Response Time
90 ms (DE/HART analog)
Enclosure
Enclosure Rating
Type 4X / IP66 / IP67
Warranty
Warranty
1-year standard, up to 15-year extended

Documents

Manuals: