Description

The ABB AX722F 3BDH000377R0001 is a high-density digital input module designed for integration into ABB’s AC 800M series of high-performance programmable logic controllers. This advanced module serves as a critical interface between field digital devices and the control system, enabling reliable acquisition of binary status signals from sensors, switches, and other digital field devices in industrial automation applications. The ABB AX722F 3BDH000377R0001 is engineered to provide exceptional reliability and signal integrity in demanding industrial environments, featuring electrical isolation and noise immunity that ensure accurate data acquisition even in electrically noisy conditions. Its compact design offers high channel density, maximizing I/O capacity while minimizing cabinet space requirements in control system installations.

As part of ABB’s comprehensive automation ecosystem, the ABB AX722F 3BDH000377R0001 supports seamless integration with ABB’s System 800xA and other control systems, providing engineers with flexible configuration options and advanced diagnostic capabilities. The module typically features LED status indicators for each channel, enabling quick visual assessment of field device status and simplifying troubleshooting procedures. The robust construction and wide operating temperature range of the ABB AX722F 3BDH000377R0001 ensure reliable performance in harsh industrial environments where temperature extremes, humidity, and vibration are common challenges. This digital input module represents ABB’s commitment to delivering robust and reliable I/O solutions that form the foundation of modern industrial automation systems.

AX722F 3BDH000377R0001 ABB

Technical Specifications

Parameter Name	Parameter Value
Product Model	AX722F 3BDH000377R0001
Manufacturer	ABB
Product Type	Digital Input Module
Number of Channels	16 channels
Input Type	Sink/Source (configurable)
Input Voltage	24 V DC nominal (10-30 V DC range)
Input Current	Typically 3-5 mA per channel
Response Time	<1 ms (ON to OFF), <2 ms (OFF to ON)
Isolation	500 V channel-to-channel and channel-to-backplane
Power Consumption	80 mA from 5V backplane, 60 mA from 24V field
Operating Temperature	-25°C to +60°C
Storage Temperature	-40°C to +85°C
Relative Humidity	5-95% non-condensing
Vibration Resistance	3g @ 10-500 Hz per IEC 60068-2-6
Shock Resistance	15g for 11ms per IEC 60068-2-27
Connection Type	Removable terminal block
Safety Standards	UL, cUL, CE, ATEX, IECEx
MTBF	>1,000,000 hours

Main Features and Advantages

The ABB AX722F 3BDH000377R0001 offers exceptional flexibility through its configurable input characteristics, allowing each channel to be individually configured for sink or source operation to match field device requirements. The module features advanced diagnostic capabilities including wire-break detection, short-circuit protection, and field power monitoring, enabling predictive maintenance and reducing system downtime. High electrical isolation between channels and to the backplane ensures signal integrity and prevents ground loops, even in electrically noisy industrial environments. The ABB AX722F 3BDH000377R0001 also includes comprehensive status indication with dual-color LEDs for each channel, providing instant visual feedback on channel status and diagnostic information.

The robust design of the ABB AX722F 3BDH000377R0001 ensures reliable operation in demanding conditions, with excellent immunity to electromagnetic interference and wide operating temperature range. The module’s hot-swappable capability allows for maintenance and replacement without system shutdown in redundant configurations, significantly enhancing system availability. The removable terminal block simplifies wiring and reduces installation time while minimizing errors. The ABB AX722F 3BDH000377R0001 also features automatic channel disablement in case of field wiring faults, preventing erroneous signals from affecting control logic. These advanced features, combined with the module’s high reliability and easy maintenance, make it an ideal choice for critical automation applications where signal integrity and system availability are paramount.

Application Field

The ABB AX722F 3BDH000377R0001 is extensively deployed in process automation industries requiring reliable digital signal acquisition for monitoring and control applications. In oil and gas facilities, the module interfaces with safety switches, position sensors, and emergency stop devices that are critical for process safety and equipment protection. The chemical processing industry utilizes the ABB AX722F 3BDH000377R0001 for monitoring pump status, valve positions, and level switches in continuous production processes where reliable signal acquisition is essential for process control and safety. In power generation plants, the module provides interface for turbine protection systems, breaker status monitoring, and auxiliary equipment control.

The water and wastewater treatment sector employs the ABB AX722F 3BDH000377R0001 for pump control, level monitoring, and equipment status indication in treatment processes and distribution systems. Manufacturing industries use these modules for machine automation, conveyor control, and production line monitoring where high-speed digital input acquisition is required for synchronized operations. The pharmaceutical industry benefits from the module’s reliability for critical process monitoring and equipment status indication in compliance with regulatory requirements. The ABB AX722F 3BDH000377R0001 is also widely used in building automation systems for security system monitoring, access control, and equipment status indication in commercial and institutional facilities.

AX722F 3BDH000377R0001 ABB

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