ABB 07MK92 GATS110098R0161 Communication Processor — Advant OCS Serial Gateway Module for AC31/AC450

ABB 07MK92 GATS110098R0161 Communication Processor — Advant OCS Serial Gateway Module for AC31/AC450

Product Overview

The ABB 07MK92 GATS110098R0161​ is a dedicated communication processor module engineered by ABB for the Advant OCS and Advant Controller 31 distributed control system families. Serving as the essential data-exchange gateway between the central controller and external field devices, SCADA systems, HMIs, and third-party PLCs, the ABB 07MK92 GATS110098R0161​ offloads heavy serial communication tasks from the main CPU, allowing the control engine to focus exclusively on logic execution and process regulation. This task-offloading architecture significantly shortens scan cycles and improves the real-time responsiveness of the entire automation system.

Built around a high-performance 32-bit microprocessor, the ABB 07MK92 GATS110098R0161​ integrates 256 KB of RAM and 1 MB of Flash storage, enabling complex communication logic to be developed in standard C language using ABB’s companion 907 MK 92 programming and test software. With four independent serial ports — two configurable as RS-232 / RS-422 / RS-485 and two fixed RS-232 — the ABB 07MK92 GATS110098R0161​ can simultaneously manage multiple communication channels at baud rates up to 115.2 kbps. Native protocol support covers ABB proprietary buses such as MasterBus 300, SATT Bus, and CS31, as well as industry-standard Modbus RTU, ASCII, and DNP 3.0, making the module a true multi-protocol bridge.

Housed in a compact industrial enclosure measuring approximately 127 × 127 × 127 mm and weighing about 0.4 kg, the ABB 07MK92 GATS110098R0161​ mounts on a 35 mm DIN rail or directly into a dedicated Advant backplane slot. Its electrical isolation, LED-driven self-diagnostics, and wide operating temperature tolerance position the module as a long-lifecycle, maintenance-friendly spare part for power plants, chemical facilities, water treatment plants, and manufacturing lines still running AC31 or Advant OCS architectures.

ABB 07MK92 GATS110098R0161 Communication Processor — Advant OCS Serial Gateway Module for AC31/AC450

 

Technical Specifications

Parameter Value
Product Model 07MK92 GATS110098R0161
Manufacturer ABB
Product Type Communication Processor Module
Compatible Systems Advant OCS, Advant Controller 31 / AC33, AC450
Microprocessor High-performance 32-bit RISC
Program Memory 256 KB RAM
Storage Memory 1 MB Flash
Serial Ports 4 ports (2 × configurable RS-232/422/485, 2 × fixed RS-232)
Supported Protocols MasterBus 300, SATT Bus, CS31, Modbus RTU, ASCII, DNP 3.0
Max Baud Rate 115.2 kbps
Power Supply 24 V DC (±20%), typical consumption 5 W
Isolation Voltage 2.5 kAC (comm. ports to internal bus)
Indicators Per-channel TX / RX / Error / Active LEDs
Programming Tool 907 MK 92 Programming & Test Software (C language)
Mounting 35 mm DIN rail or dedicated backplane slot
Operating Temperature -20 °C to +60 °C (up to +70 °C for select versions)
Storage Temperature -40 °C to +85 °C
Humidity 5 %–95 % non-condensing
Protection Rating IP20 (cabinet installation)
Dimensions (W×H×D) 127 × 127 × 127 mm (typical)
Weight Approx. 0.4 kg
Certifications CE, UL, RoHS

 

Main Features and Advantages

The ABB 07MK92 GATS110098R0161​ earns its reputation as the “communication backbone” of the Advant series through a combination of raw throughput, protocol agility, and rugged dependability. By dedicating a co-processor exclusively to serial traffic management, the ABB 07MK92 GATS110098R0161​ frees the main controller CPU from packet assembly, CRC checking, and buffer arbitration. This offloading mechanism translates directly into shorter control loop times and improved determinism — a decisive advantage in fast interlocking and protective applications.

Multi-protocol convergence:

Few modules of this generation can match the protocol breadth of the ABB 07MK92 GATS110098R0161. Out of the box it speaks ABB native buses (MasterBus 300, SATT, CS31) for seamless integration with Advant family PLCs, while simultaneously serving Modbus RTU, ASCII, and DNP 3.0 to third-party instruments, drives, and RTUs. Through the 907 MK 92 C-language programming environment, engineers can even implement custom frame formats, allowing the ABB 07MK92 GATS110098R0161​ to act as a protocol transformer between otherwise incompatible subsystems and effectively breaking down information silos.

Reliable data transmission:

Large FIFO buffers inside the ABB 07MK92 GATS110098R0161​ absorb burst traffic and prevent data overflow during network congestion. Built-in CRC validation and automatic retransmission ensure message integrity, while 2.5 kAC galvanic isolation between the communication ports and the internal bus blocks ground loops, surge transients, and EMI induced by nearby VFDs or switchgear. These design choices give the ​ the stability required for continuous-process industries where a single dropped message can trigger a plant trip.

Intelligent diagnostics and maintainability:

Each serial channel on the ​ is equipped with independent TX, RX, Error, and Active LEDs, providing at-a-glance status without a laptop. Deeper fault analysis is available via the COM3 port using the 907 MK 92 software suite, which enables online debugging, live traffic monitoring, and firmware updates without removing the module from the rack. In large redundant configurations, the ​ supports dual-path communication, automatically failing over to a backup link when the primary channel is interrupted — a feature that directly addresses the unplanned downtime concerns of mission-critical facilities.

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