ABB D-63754 703866 63611-2110
ABB D-63754 703866 63611-2110
ABB D-63754 703866 63611-2110
ABB D-63754 703866 63611-2110
ABB D-63754 703866 63611-2110
ABB D-63754 703866 63611-2110
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D-63754 703866 63611-2110

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D-63754 703866 63611-2110 is an ABB Multibarriere module (MD 204) providing 4-fold PROFIBUS-PA Fieldbus distribution with IP66 protection for hazardous Zone 1 areas.
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Technical specifications for D-63754 703866 63611-2110

  • Manufacturer:
    ABB
  • Part Number:
    D-63754 703866 63611-2110
  • Product Family:
    ABB Advant OCS and Advant-800xA
  • Product Type:
    Multibarriere Module
  • Function:
    4-fold PROFIBUS-PA fieldbus distributor (PA-T connector)
  • Bus Termination:
    RC bus termination (switchable)
  • Protection Rating:
    IP66
  • Hazardous Area Classification:
    Suitable for Zone 1
  • Operating Temp:
    -25°C to +60°C
  • Input Voltage:
    24V DC
  • Isolation Voltage:
    10kV AC / 3000V
  • Environmental Protection:
    IP67 (for safety interlock variant)
  • Weight:
    1.18 kg
  • Estimated shipping dimensions:
    16.5×12.5×8cm
  • Tariff Code:
    8517795000
  • Country of origin:
    Sweden
  • Place of shipment:
    Xiamen, Fujian, China
By purchasing this item, you agree to the Terms & Conditions, ApterPower is not an authorized distributor for listed manufacturers or tradenames and therefore the manufacturer's warranty does not apply. All our products come with ApterPower's 1-year warranty.

More Information

Overview Manuals Specifications Application Operating Environment Monitoring

Features:

  • Serves as a PA-T connector, allowing up to four PROFIBUS-PA field devices (pressure transmitters, valves, analyzers) to connect to a single bus segment, reducing cabling complexity and installation costs
  • Designed for direct installation in Zone 1 hazardous areas where explosive gas atmospheres may be present. IP66 enclosure protects against dust and powerful water jets, enabling outdoor and washdown installations
  • Incorporates an RC termination network that can be activated or deactivated as needed, ensuring proper impedance matching and signal integrity on the PROFIBUS-PA segment for reliable communication
The D-63754 703866 63611-2110 is specifically designed as a 4-fold fieldbus distributor for PROFIBUS-PA networks. PROFIBUS-PA (Process Automation) is a communication protocol widely used in process industries for connecting field instruments such as pressure transmitters, temperature sensors, level transmitters, valves, and analyzers. In a typical installation, a single PROFIBUS-DP segment from the control system must be converted and distributed to multiple PA devices. The D-63754 703866 63611-2110 acts as a "PA-T connector" (T-shaped connector), providing four output ports for field device connections. This eliminates the need for multiple individual couplers or complex wiring schemes.

The D-63754 703866 63611-2110 is engineered for installation directly in hazardous classified areas. Zone 1 (as defined by IEC 60079-10) is an area where an explosive gas atmosphere is likely to occur in normal operation—for example, near flanges, valves, or sampling points in chemical plants or oil refineries. Equipment installed in Zone 1 must meet stringent safety requirements to prevent ignition. The D-63754 703866 63611-2110 meets these requirements through its explosion-proof design and intrinsic safety principles. The IP66 enclosure rating (Ingress Protection) means the module is dust-tight (first digit 6) and protected against powerful water jets from any direction (second digit 6).

Proper termination is critical for reliable communication on any fieldbus network. PROFIBUS-PA segments require specific termination resistors at both ends of the trunk cable to match impedance, prevent signal reflections, and ensure stable data transmission. The D-63754 703866 63611-2110 includes an integrated RC termination network that can be switched into the circuit as needed. This feature allows the module to serve as the end-of-segment terminator when it is installed at the physical end of the fieldbus trunk.

The D-63754 703866 63611-2110 ABB Multibarriere Module may still be available for purchase and support from Apter Power beyond End-Of-Life (EOL) by the manufacturer (OEM).

ABB D-63754 703866 63611-2110 Multibarriere Module Manuals, Datasheets, Drivers, Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
ABB D-63754 703866 63611-2110 Multibarriere Module Specs

General

  • Manufacturer ABB
  • Model D-63754 703866 63611-2110
  • Condition New Original ready stock
  • Product Family 07BT62R1,07EA63R1,07KP60R101,07KR91 GJR5250000R0101
Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
  • Oil & Gas (Upstream and Downstream): Installed as a physical and electrical barrier between non-hazardous control rooms and highly explosive field zones (Zone 1 / Zone 2).
  • Chemical and Pharmaceutical Processing: Deployed around hazardous reaction vessels, distillation columns, and blending storage tank farms to prevent any accidental excess electrical energy in the control room from propagating into volatile field environments.
  • Safety Instrumented Systems (SIS): Acts as a critical component in emergency shutdown (ESD) circuits. It integrates up to 16 inputs and 16 outputs to handle complex safety interlock matrix control.
  • Fieldbus Segment Protection: Primarily used to connect multiple field devices to a single fieldbus trunk line.
  • Ambient Operating Temperature: -25°C to +60°C (-13°F to 140°F), allowing reliable operation in extreme unconditioned outdoor enclosures or freezing industrial environments.
  • Heavy Industrial Housing (Heavy-duty unit): Rated at IP66, making it completely dust-tight and highly resistant to powerful water jets. It can be directly wall-mounted or pipe-mounted right next to the process units.
  • Internal Sub-assembly Card: When supplied as an internal spare board, it must be installed inside an authorized explosion-proof junction box (Ex d / Ex e) or climate-controlled cabinet.
  • Fieldbus Diagnostics: Operating over standard communication protocols (such as PROFINET or PROFIBUS-PA profiles), the module continually digitizes its internal status.
  • Real-Time Health Status: Higher-level Distributed Control Systems (DCS, like ABB Ability System 800xA) can monitor channel-by-channel electrical metrics (voltage levels, current draw, and communication quality) directly from the central control room without physical field inspection.
  • Intelligent Short-Circuit Protection: If a field instrument or a spur cable gets damaged, flooded, or shorted, the module's internal electronic switches react within microseconds to isolate or limit the current of that specific channel.
Description
The D-63754 703866 63611-2110 is an ABB Multibarriere/Multi Barrier MD 204 module designed for PROFIBUS-PA fieldbus applications in hazardous environments. This 4-fold Fieldbus distributor acts as a PA-T connector, enabling the connection of up to four field devices to a single bus segment. 

The D-63754 703866 63611-2110 incorporates an RC bus termination that can be switched into the circuit as needed, ensuring proper network termination for reliable communication. Industrial implementations have demonstrated the reliability of the D-63754 703866 63611-2110; for instance, DSM uses PROFIBUS-PA in their Venlo plant with many parts located in hazardous Zone 1 areas. 

As a fieldbus distributor, the D-63754 703866 63611-2110 provides isolation and signal conditioning between the PROFIBUS-DP segment and up to four PROFIBUS-PA devices operating in hazardous areas. The module's design meets the high explosion protection requirements applicable to connectors and field instruments in Zone 1 chemical processing environments. 

It is commonly used in oil and gas, chemical processing, and pharmaceutical industries where safety-critical operations in hazardous areas require robust fieldbus infrastructure. The D-63754 703866 63611-2110 is also referenced as a Safety Interlock module with Profinet communication protocol, supporting up to 16 inputs and 16 outputs with IP67 environmental protection.
Alternative Names
D-63754 7O3866 63611-211O D-63754 703866 636II-2110 D 63754 703866 63611 2110 D-63754 703866 63611-2110 D63754 703866 63611-2110
Technical notes
The D-63754 703866 63611-2110 is an ABB MD 204 Multibarriere module designed as a 4-fold PROFIBUS-PA fieldbus distributor with IP66 protection for Zone 1 hazardous areas. Provides galvanic isolation between PROFIBUS-DP and PROFIBUS-PA segments. Used in chemical plants for fieldbus distribution.
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FAQS

The following is a list of questions commonly asked by our customers. Please contact us if you have a question about our process that is not answered below.
What is the primary function of D-63754 703866 63611-2110?
This ABB Multibarriere module is a 4-fold PROFIBUS-PA fieldbus distributor. It connects up to four PROFIBUS-PA field devices to a single bus segment in hazardous Zone 1 areas with IP66 protection.
Is D-63754 703866 63611-2110 suitable for hazardous area installations?
Yes, the D-63754 703866 63611-2110 is designed for hazardous Zone 1 areas and meets explosion protection requirements for connectors and field instruments in chemical processing environments.
Does D-63754 703866 63611-2110 include bus termination?
Yes, the D-63754 703866 63611-2110 features an RC bus termination that can be switched into the circuit, ensuring proper network termination for reliable PROFIBUS-PA communication.
What is the protection rating of D-63754 703866 63611-2110?
The D-63754 703866 63611-2110 has an IP66 protection rating, making it dust-tight and protected against powerful water jets, suitable for outdoor or washdown environments.