The ABB 88QB03B-E (GJR2393800R0100) is a specialized bus coupling module designed for ABB’s Procontrol P distributed control systems. Its primary function is to terminate the ends of the Procontrol P bus, preventing signal reflections and ensuring optimal signal transmission. By matching the impedance of the bus cable to that of the bus electronics, it enhances the system’s overall performance.

Product Specifications

Product Applications

The ABB 88QB03B-E is utilized in various industrial automation and control environments, including:

• Power Generation Plants: Facilitates communication between controllers in turbine and boiler control systems.

• Chemical and Petrochemical Plants: Ensures reliable data transmission in complex process control systems.

• Oil & Gas Facilities: Connects multiple controllers in pipeline and refinery automation systems.

• Water and Wastewater Treatment: Integrates control modules for efficient plant operation.

• Manufacturing Industries: Supports automation in assembly lines and production processes.

Product Advantages

• Reliable Signal Transmission: Prevents signal reflections by properly terminating the bus, ensuring data integrity.

• Enhanced System Performance: Matches impedance between bus cable and electronics, optimizing communication.

• Compact Design: Small form factor allows for easy installation in control cabinets.

• Wide Operating Range: Functions effectively in extreme temperatures and high humidity environments.

• Compliance with Standards: Meets RoHS and WEEE directives, ensuring environmental and safety compliance.

FAQ

1. What is the primary function of the ABB 88QB03B-E module?

   It serves as a bus coupling module, terminating the Procontrol P bus to prevent signal reflections and ensure optimal data transmission.

2. Can the 88QB03B-E be used in high-temperature environments?

   Yes, it operates effectively within a temperature range of -40°C to +70°C.

3. Is the module compatible with other ABB systems?

   It is specifically designed for the Procontrol P distributed control system.

4. What is the power requirement for the 88QB03B-E?

   The module operates on a 24 V DC power supply with a current consumption of 210 mA.

5. Does the module support long-distance communication?

   Yes, it supports cable lengths up to 1,000 meters, facilitating long-distance data transmission.

6. What are the dimensions and weight of the module?

   The module measures 80 mm x 24 mm x 180 mm and weighs 0.15 kg.

7. Is the 88QB03B-E compliant with environmental standards?

   Yes, it is RoHS compliant and falls under the WEEE category for small equipment.

8. Can the module be installed in any orientation?

   While it has a compact design, it should be installed according to ABB’s guidelines for optimal performance.

9. What is the protection rating of the module?

   It has an IP20 protection rating, suitable for installation in control cabinets.

10. Is the module hot-swappable?

    The module is not designed for hot-swapping; power should be turned off before installation or removal.