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Honeywell STD820-41AN4AS Pressure Transmitter | Absolute, 4-20mA+HART, 0-1 bar, 1/2" NPT, IP67

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Certification

"ACH has proven to be a reliable partner. Their products are genuine and high-quality, with competitive prices and on-time delivery. We trust them as our long-term supplier in automation."

—— Mohammed Al-Farsi, Procurement

"For us, cost efficiency and authenticity are key. ACH helps reduce expenses while ensuring reliable quality and timely supply, making them a strong partner in our operations."

—— Procurement Manager

"For us, cost efficiency and authenticity are key. ACH helps reduce expenses while ensuring reliable quality and timely supply, making them a strong partner in our operations."

—— Supply Chain Director

"ACH offers quick response, flexible solutions, and fair pricing. The products are always genuine and reliable, and their friendly support makes cooperation smooth."

—— Operations Manager

"ACH provides genuine products with stable quality and fair pricing. Their fast response and reliable delivery give us confidence to continue working with them."

—— Engineering Manager

"We value ACH for their consistent quality and competitive pricing. Deliveries are always reliable, and their professional support makes procurement much easier for our team."

—— Procurement Head

Honeywell STD820-41AN4AS Pressure Transmitter | Absolute, 4-20mA+HART, 0-1 bar, 1/2" NPT, IP67

Large Image : Honeywell STD820-41AN4AS Pressure Transmitter | Absolute, 4-20mA+HART, 0-1 bar, 1/2" NPT, IP67 Get Best Price

Product Details:

Place of Origin:	CN
Brand Name:	Honeywell
Certification:	ATEX
Model Number:	STD820-41AN4AS-1-A-ADD-11C-B-31A0-TP-F1-0000
Document:	ACH-AB-P+F-E+H-IFM-ASCO-YOK...WA.pdf

Payment & Shipping Terms:

Minimum Order Quantity:	1
Price:	Negotiable
Packaging Details:	carton
Delivery Time:	Negotiable
Payment Terms:	T/T,XT,ALIPAY
Supply Ability:	100pcs per month

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Detailed Product Description

Power Supply:

12-30 V DC (Two-wire)

Ambient Temperature:

-40°C To 80°C (-40°F To 176°F)

Electrical Rating:

General Purpose, Explosion-proof, Intrinsic Safety (depends On Certification)

Certifications:

Standard Models Include ATEX, IECEx, SIL 2 (consult Manual For Specific Ratings)

Highlight:

Honeywell absolute pressure transmitter

4-20mA HART pressure sensor

1/2 NPT IP67 transmitter

Honeywell STD820-41AN4AS Pressure Transmitter | Absolute, 4-20mA+HART, 0-1 bar, 1/2" NPT, IP67

Honeywell STD820-41AN4AS specifications. Absolute pressure transmitter, 4-20mA+HART, 0-1 bar, 1/2" NPT, IP67, with ceramic sensor.

Product Overview

The Honeywell STD820-41AN4AS-1-A-ADD-11C-B-31A0-TP-F1-0000 is an absolute pressure transmitter from the ST 800 series. It is configured for a 0-1 bar absolute pressure range and provides a 4-20mA output with HART communication. The device features a robust ceramic sensor (CERAMIC), a 1/2" NPT process connection, and an IP67-rated housing. The extended suffix details specific options such as the pressure range, output, electrical connection, and certifications, making it suitable for demanding process applications.

Technical Specifications (Measurement)

Parameter	Specification
Manufacturer	Honeywell International Inc.
Series	ST 800 (Advanced Performance)
Model	STD820-41AN4AS-1-A-ADD-11C-B-31A0-TP-F1-0000
Product Type	Absolute Pressure Transmitter
Measuring Range	0 to 1 bar (absolute)
Output Signal	4-20 mA with HART Protocol
Sensor Technology	Ceramic Capacitive (CERAMIC)
Accuracy	±0.2% of span (typical)
Process Connection	1/2" NPT (male)

Technical Specifications (Electrical/Mechanical)

Parameter	Specification
Power Supply	10.5-42V DC (loop powered)
Electrical Connection	1/2" NPT conduit (as per suffix)
- Enclosure Rating	IP67
Process Temperature	-40 to 120°C (-40 to 248°F)
Ambient Temperature	-40 to 85°C (-40 to 185°F)
Wetted Parts	Ceramic, Stainless Steel
Certifications	CE, cULus, ATEX, IECEx (as per suffix)

Key Features

Absolute Pressure Measurement: References a sealed vacuum; ideal for vacuum or barometric-sensitive processes
Ceramic CERAMIC Sensor: Excellent long-term stability, corrosion resistance, and overpressure capability
HART Communication: Enables digital configuration, calibration, and diagnostics
Robust Construction: IP67 housing for harsh environments
Wide Temperature Range: Operates reliably in extreme conditions
Hazardous Area Certified: Approved for use in explosive atmospheres (as per model suffix)
High Accuracy: Ensures reliable process measurement

Applications

Vacuum measurement and control
Absolute pressure monitoring in chemical reactors, distillation columns
Process control where measurement must be independent of atmospheric pressure
General industrial pressure measurement for gases and liquids in demanding environments

Honeywell STD820-41AN4AS Pressure Transmitter | Absolute, 4-20mA+HART, 0-1 bar, 1/2" NPT, IP67 0

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About ACH

Founded in 2012, ACH is a top-tier distributor of industrial automation products, supplying genuine devices from leading brands like ABB, P+F, E&H, AB, MTL and EMERSON to emerging markets worldwide. Our mission is to provide 100% Genuine products at the most competitive prices, helping customers reduce costs and strengthen their market position.

Frequently Ask & Questions

Are preferential prices available?

Long-term brand partners can get competitive product prices. At the same time, ACH controls the profit per order to 5%, providing the most competitive prices.

Are the Products Genuine OEM Units?

Yes, all products from ACH are certified genuine OEM units. We acquire our inventory through official OEM channels and trusted third-party suppliers, ensuring every item is authentic and reliable.

How will you arrange shipment?

We'll handle the shipping for you. Through our partnerships, we can secure competitive rates with major carriers like FedEx, DHL, TNT, and UPS, ensuring a smooth and cost-effective delivery.

What is the warranty of goods?

One-year Warranty.

How long is the logistics cycle of the product?

Products are divided into spot and futures, and the delivery period of different brands of products is also different. For details, please contact the ACH business manager.

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