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SIEMENS 7MF4997-1BS Transmitter | Differential Pressure, 4-20mA+HART, 0-100 mbar, Flanged, Ceramic Sensor

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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

SIEMENS 7MF4997-1BS Transmitter | Differential Pressure, 4-20mA+HART, 0-100 mbar, Flanged, Ceramic Sensor

Large Image : SIEMENS 7MF4997-1BS Transmitter | Differential Pressure, 4-20mA+HART, 0-100 mbar, Flanged, Ceramic Sensor Get Best Price

Product Details:

Place of Origin:	CN
Brand Name:	SIEMENS
Certification:	ATEX
Model Number:	7MF49971BS
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:

SIEMENS differential pressure transmitter

flanged pressure transmitter with HART

ceramic sensor pressure transmitter 4-20mA

SIEMENS 7MF4997-1BS Transmitter | Differential Pressure, 4-20mA+HART, 0-100 mbar, Flanged, Ceramic Sensor

SIEMENS 7MF4997-1BS transmitter specifications. Differential pressure transmitter, 4-20mA+HART, 0-100 mbar, ceramic sensor, with flanges.

Product Overview

The SIEMENS 7MF4997-1BS is a differential pressure transmitter from the SITRANS P series, designed for measuring low differential pressures. It features a highly stable ceramic capacitive sensor (CERABAR). This specific model is configured for a measuring range of 0-100 mbar, provides a 4-20mA output with HART communication, and includes integrated flanges (process connections). It is used for flow, level, and filter monitoring in liquids and gases.

Technical Specifications (Measurement)

Parameter	Specification
Manufacturer	Siemens AG
Series	SITRANS P (DS III series with CERABAR sensor)
Model	7MF4997-1BS
Product Type	Differential Pressure Transmitter
Sensor Technology	Ceramic Capacitive (CERABAR)
Measuring Range	0 to 100 mbar (adjustable)
Accuracy	±0.2% of span (typical)
Output Signal	4-20 mA with HART Protocol

Technical Specifications (Electrical/Mechanical)

Parameter	Specification
Power Supply	10.5-45V DC (loop powered)
Process Connection	Integrated flanges (e.g., DN50 PN16)
Wetted Parts	Ceramic, stainless steel, FKM seals
Overpressure Limit	16 bar (flange rating dependent)
Process Temperature	-40 to 120°C (-40 to 248°F)
Ambient Temperature	-40 to 85°C (-40 to 185°F)
Protection Rating	IP66/IP67
Certifications	CE, cULus, ATEX, IECEx, SIL 2/3

Key Features

Ceramic CERABAR Sensor: Excellent long-term stability, resistant to overpressure and corrosion
Low Pressure Measurement: Optimized for small differential pressures (e.g., filter monitoring, flow via orifice)
HART Communication: For configuration, calibration, and diagnostics
Integrated Flanges: Simplified installation with direct piping connection
High Overpressure Capability: Withstands high static line pressures
Wide Temperature Range: Suitable for various process conditions
Safety Integrity: Suitable for use in SIL 2/3 safety loops
Robust Housing: IP66/IP67 protection for harsh environments

Applications

Filter monitoring (clogging indication)
Gas or liquid flow measurement via orifice plate or venturi
Low differential pressure level measurement in closed tanks
Pressure drop measurement across heat exchangers or scrubbers

SIEMENS 7MF4997-1BS Transmitter | Differential Pressure, 4-20mA+HART, 0-100 mbar, Flanged, Ceramic Sensor 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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