ABB 07 KP 90 GJR5251000R0303 RCOM Communications Module

07 KP 90 GJR5251000R0303 Product Overview

The ABB 07 KP 90 GJR5251000R0303 is a dedicated communications module designed for the ABB Advant Controller 31 and Advant OCS product families.It functions as a communications processor,specifically using the RCOM protocol to facilitate data exchange between different systems.This module can be configured as a network master or slave,allowing it to control and communicate with up to 254 other RCOM slaves in a network.Its primary function is to enable efficient and reliable data transfer for applications like process control,monitoring,and system integration.This is an essential component for maintaining and repairing legacy ABB automation systems.

Product Type:RCOM Communications Processor

Alternative Part No.:GJR5251000R0303

Compatibility:ABB Advant OCS,Advant Controller 31(e.g.,07 KR 91,07 KT 92-97)

Function:Remote Communication(RCOM)Protocol

07 KP 90 GJR5251000R0303 Detailed Description

07 KP 90 GJR5251000R0303 Technical Specifications

Product Model 07 KP 90

Manufacturer ABB

Product Type Communications Processor

Part Number GJR5251000R0303

Protocol RCOM

Interface EIA RS-232,EIA RS-485

Power Supply 24 VDC

Operating Temp.Varies with system(typically 0-55°C)

Mounting Snap-on connection to basic unit

Network Role Master or Slave

Network Capacity Up to 254 slaves per network

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Product Overview

The ABB 07 KP 90 GJR5251000R0303 is a communications processor built to extend the networking capabilities of ABB’s vintage Advant OCS and Advant Controller 31 systems.Unlike I/O modules that handle direct sensor and actuator signals,this module deals with higher-level network communication.It allows for the exchange of data between different controllers or with a central monitoring station,which is crucial for coordinating processes across a large industrial plant.

The module operates using the proprietary RCOM(Remote COMmunication)protocol,a master-slave communication architecture that was robust and reliable for its time.It provides a way to span large distances using various transmission media,from dedicated lines to dial-up connections with modems.This flexibility made it a workhorse in diverse industrial settings where different communication needs had to be met.The 07KP90 enables key functions such as data transfer,event polling,and clock synchronization across the network,ensuring all connected controllers operate in a coordinated and synchronized manner.The part number GJR5251000R0303 specifically identifies this module’s revision and configuration,confirming its role as a vital component in these legacy systems.

Main Features and Advantages

One of the main advantages of the 07 KP 90 GJR5251000R0303 is its reliability and robust design,which was paramount for mission-critical industrial applications.The module was engineered to withstand the harsh conditions of a factory floor,including electrical noise and temperature fluctuations.This durability ensures that the communication link remains stable,preventing costly data loss or system errors that could halt production.

The module’s flexibility in network topology is another key feature.It can be configured as either a master or a slave,giving engineers the freedom to design a network that best fits their application,whether it’s a simple point-to-point link or a complex multi-drop network.This adaptability made the 07KP90 a versatile component for system integrators.Additionally,the module includes a separate operator interface(CONSOLE)with an EIA RS-232 interface,which was an invaluable tool for commissioning,troubleshooting,and diagnostics.This feature allowed technicians to monitor the communication sequence in real-time,helping them quickly identify and resolve network issues.For companies still running these legacy systems,having a reliable source for the 07 KP 90 GJR5251000R0303 is essential for maintaining operational continuity and extending the life of their control infrastructure.

Application Areas

The ABB 07 KP 90 GJR5251000R0303 module is found in a wide range of industries that relied on the ABB Advant Controller 31 and Advant OCS systems.Its primary use is in applications that require distributed control and network communication.

Process Industries:In sectors like chemical processing,oil&gas,and water treatment,these systems were used for distributed control,with the 07KP90 acting as the communication link between different control units in the plant.

Manufacturing:It was a common component in large manufacturing plants,such as those for automotive or paper production,where it enabled data exchange between various machines,ensuring all parts of the assembly line were synchronized.

Infrastructure:The module’s ability to operate over long distances made it suitable for infrastructure applications like traffic management,power distribution,and building automation,where controllers are spread across a wide geographical area.

Purchase Advice

When looking to purchase an ABB 07 KP 90 GJR5251000R0303,it’s important to be aware that this is a legacy part.It is no longer produced by ABB,so you will need to source it from reputable surplus or refurbishing suppliers.The most critical step is to verify the part number,including the full GJR5251000R0303 number,to ensure you are getting the correct revision for your specific system.Additionally,ask the seller about their testing procedures and any warranty they offer.A quality supplier will have thoroughly tested the module to ensure it is fully functional and will stand by their product.

Related Products

ABB 07 KR 91:A basic unit from the Advant Controller 31 family that the 07 KP 90 can connect to.

ABB 07 KT 9x series(e.g.,07 KT 92,07 KT 97):Other basic units and controllers that are compatible with the 07 KP 90 module.

ABB GJR5251000R0202:A similar RCOM communications module that may be an alternative or an older revision.

ABB 07 DI 93-I:A digital input module used in the same Advant Controller 31 system.

ABB 07 AA 90:An analog output module that could be networked using the 07KP90.

Installation and Maintenance

Installation:Before installing the 07 KP 90 GJR5251000R0303,always ensure the Advant Controller system is completely powered down and locked out.This module connects to the basic unit via a special parallel interface,often using a snap-on connection.It’s crucial to align the module correctly and snap it into place securely to ensure a proper electrical connection.Once installed,reconnect the communication cables and power up the system.You may need to use ABB’s legacy software tools to configure the module’s master/slave settings and communication parameters.

Maintenance:The 07KP90 is a sealed electronic component and requires minimal maintenance.The most important thing is to maintain a clean and dry environment for the control cabinet to prevent dust and moisture from affecting the electronics.Overheating can damage the module,so ensure the cabinet’s cooling system is working correctly.If the module’s diagnostic LEDs indicate an error,consult the Advant Controller 31 manual to troubleshoot the issue.If it is determined to be faulty,a replacement or repair is the only course of action.