BECKHOFF

BECKHOFF KM3701-0340 Differential Pressure Input Terminal

SKU KM3701-0340

In stock
  • 12-month warranty
  • Free returns within 30 days

  • Manufacturer: BECKHOFF

  • Product No.: KM3701-0340

  • Country of origin:Germany

  • Product Type: Bus Terminal module

  • Payment: T/T, Western Union

  • Weight: 3000g

  • Shipping port: Xiamen

  • Warranty: 12 months

The KM3701-0340 is a specialized 1-channel analog input terminal designed for precision differential pressure measurement. Manufactured by BECKHOFF, this module is optimized for applications involving non-aggressive gases, offering a measuring range of -100 to +100 hPa (-100 to +100 mbar). Featuring a resolution of 0.1 hPa per digit and a fast typical measuring speed of 5 ms, the KM3701-0340 is an ideal solution for accurate pressure monitoring and control tasks in ventilation, climate control, and industrial process automation.

Features

  • 1-channel differential pressure measurement
  • Measuring range: -100 to +100 hPa (-100 to +100 mbar)
  • High resolution: 0.1 hPa per digit
  • Fast measuring speed: 5 ms typical
  • Suitable for non-aggressive gases
  • Robust design with overload protection: 500 hPa differential / 5000 hPa to ambient
  • Compact terminal module design for K-bus integration

Applications

  • HVAC system pressure monitoring
  • Filter performance tracking
  • Airflow and differential pressure measurement in industrial processes
  • Cleanroom pressure control

Technical Specifications

Category Specification
Manufacturer BECKHOFF
Model KM3701-0340
Measuring Range -100 to +100 hPa
Max. Overload 500 hPa differential, 5000 hPa to ambient
Resolution 0.1 hPa per digit
Measuring Error 3 % (relative to full scale)
Measuring Speed 5 ms typical
Current Consumption (K-bus) typ. 15 mA
Operating Temperature 0 to +55 degC
Storage Temperature -25 to +85 degC
Protection Rating IP20

Installation Guidelines

  • Ensure the module is installed in an environment free of aggressive or corrosive gases, as it is only suitable for non-aggressive gas media.
  • Mount the terminal on a standard 35 mm DIN rail in a position that minimizes external vibration.
  • Use appropriate pressure tubing compatible with the terminal's pressure connection ports to ensure a leak-free installation.
  • Maintain ambient conditions between 0 and +55 degC for optimal measurement accuracy.
  • Adhere to EMC standards EN 61000-6-2/EN 61000-6-4 by ensuring correct grounding of the mounting rail and cabling practices.

Compliance and Certifications

  • CE
  • UL

FAQ

What is the measuring range of the KM3701-0340?
The measuring range is -100 to +100 hPa (-100 to +100 mbar).

What kind of media can be measured with this terminal?
This terminal is designed for use with non-aggressive gases only.

How fast is the measuring speed?
The typical measuring speed is 5 ms.

What is the maximum pressure overload for this module?
The maximum differential overload is 500 hPa, and the maximum pressure allowed to ambient is 5000 hPa (5 bar).

View all FAQs →

KM3701-0340
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Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our technical warranty.
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Global Express Shipping

  • Standard Delivery: 4-6 Business Days via DHL, FedEx, and UPS.
  • Express Dispatch: Same-day dispatch for in-stock orders placed before 2:00 PM (GMT+8).
  • Worldwide Coverage: Serving over 150 countries, including rapid delivery to Saudi Arabia and UAE.

Returns & Warranty

  • 30-Day Guarantee: Returns accepted for in-stock products in original, factory-sealed packaging.
  • 12-Month Warranty: Every industrial component is backed by our professional technical warranty.

Orders are processed and delivered Monday-Friday (excluding public holidays).


For full eligibility, restocking fees, and international return details, please view our official Refund & Return Policy .

TECHNICAL SPECIFICATIONS

Color pattern
White
Country of origin
Germany

Technical knowledge

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