ABB GFD212A 3BHE020356R0101
ABB GFD212A 3BHE020356R0101
ABB GFD212A 3BHE020356R0101
ABB GFD212A 3BHE020356R0101

ABB 3BHE020356R0101 GFD212A | Digital Input/Output Module

  • Brand:​ ABB
  • ••
    Model:​ GFD212A (Order Code: 3BHE020356R0101)
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    Product Type:​ Digital Input/Output Module
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    Series:​ S800 I/O
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    Core Function:​ Provides 16 channels of configurable digital input/output for interfacing with field devices such as sensors, actuators, and switches.
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    Key Specs:​ 16 channels (configurable as DI/DO), 24V DC, individual channel isolation.
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Part number: ABB 3BHE020356R0101 GFD212A
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Description

GFD212A: Product Overview
The GFD212A is a digital input/output module within ABB’s S800 I/O family, designed for flexible interfacing between the control system and field devices in process automation applications. This module serves as a versatile interface that can be configured on a per-channel basis as either a digital input for reading field device status or a digital output for controlling actuators. Installed in an S800 I/O station, it provides the critical link between the controller (such as an AC 800M) and discrete field equipment including limit switches, solenoid valves, motor starters, and indicator lights.
The module operates under the control of the main process controller, with each channel individually configurable through the engineering software. When configured as an input, the module reads the status of field devices and transmits this information to the controller. When configured as an output, it receives control commands from the controller and switches the corresponding field circuit. The module features individual channel isolation and comprehensive diagnostics, providing reliable operation in electrically noisy industrial environments while enabling quick troubleshooting and maintenance.

ABB GFD212A 3BHE020356R0101

ABB GFD212A 3BHE020356R0101

GFD212A: Technical Specifications
  • ••
    Model Number:​ GFD212A
  • ••
    Order Number:​ 3BHE020356R0101
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    Manufacturer:​ ABB
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    Product Type:​ Digital Input/Output Module
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    Channels:​ 16 channels, individually configurable as DI or DO
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    Input Voltage:​ 24V DC (sinking/sourcing configurable)
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    Output Type:​ 24V DC transistor (sourcing)
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    Output Current:​ 0.5A per channel maximum
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    Isolation:​ Channel-to-channel and channel-to-system isolation, 500V AC
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    Update Time:​ < 1ms per channel
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    Diagnostics:​ Channel status LEDs, short-circuit protection, overload detection
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    Power Supply:​ 24V DC via S800 I/O baseplate
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    Power Consumption:​ Typically 2.5W
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    Operating Temperature:​ -25°C to +70°C
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    Connection:​ Via Field Termination Assembly (FTA)
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    Compatible Systems:​ ABB AC 800M, Symphony DCS, System 800xA

    ABB GFD212A 3BHE020356R0101

    ABB GFD212A 3BHE020356R0101

Core Features & Customer Value
The module’s channel-level configurability is its most significant feature, providing exceptional application flexibility. System integrators can use a single module type for mixed I/O requirements, reducing spare part inventory and simplifying system design. The individual channel isolation prevents fault propagation between channels, ensuring that a short circuit or wiring fault on one channel does not affect the operation of adjacent channels. This design significantly enhances system availability and simplifies troubleshooting.
The comprehensive diagnostic capabilities, including per-channel status LEDs and electronic protection, reduce maintenance time and improve system reliability. Maintenance personnel can quickly identify faulty channels or field devices without requiring additional test equipment. The module’s robust design ensures reliable operation in harsh industrial environments with electrical noise, vibration, and temperature variations commonly found in process industries.
Typical Applications
In material handling systems, the GFD212A controls conveyor motors, reads photoeye sensors, and manages diverter gates. The configurable channels allow the same module to handle both input signals from position sensors and output commands to motor starters, optimizing control cabinet layout and reducing wiring complexity.

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