GE IC697CPX935 Central Processing Unit

GE IC697CPX935  Central Processing Unit

INTRODUCTION

The CPX 935 is a single slot PLC CPU that is programmed and configured by MS-DOS or Windows based programming software to perform real time control of machines, processes, and material handling systems. It communicates with I/O and smart option modules over a rack mounted backplane using the VME C.1 Standard format. Supported option modules include LAN Interface modules, Programmable Coprocessor, Alphanumeric Display Coprocessor, Bus Controller for IC660/661 I/O products, Communications modules, I/O Link Interface, and all of the IC697 family of discrete and analog I/O modules.

Key Features

High Performance Microprocessor:

The IC697CPX935 is equipped with a 96MHz microprocessor capable of executing floating-point calculations every 0.4 microseconds, ensuring fast and accurate instruction execution.

Large-capacity memory:

The CPU supports 1MB of on-board RAM memory, maintained by the IC697ACC701 battery, ensuring the storage and integrity of user programs and runtime data.

It also supports up to 256KB of flash memory (NVRAM) for storing user data and system firmware.

Three built-in serial ports:

The IC697CPX935 features three built-in serial ports, including one RS232 serial port and two 9-pin D-shell RS485 interfaces.

These ports support SNP (Serial Line Internet Protocol) slave modes, including interrupt-free SNP slaves, allowing the module to communicate reliably with other devices for data.

Advanced Features:

This PLC module offers advanced features suitable for performing complex industrial automation tasks.

It is capable of handling a wide range of I/O requirements and can be adapted to different industrial environments.

Real-time control:

The IC697CPX935 is capable of real-time control of the system and communicates with rack-mounted backplanes via VMEC.1 format.

It can interact with different ‘Smart Option’ modules to achieve more complex control logic and functions.

Multiple module support:

The CPU supports the entire IC697 family of discrete and analogue I/O modules, programmable and alphanumeric display co-processors, IC660 and IC661 bus controller modules, link and LAN interface modules, and communication modules.

Application Scenarios

GE IC697CPX935 CPU modules are widely used in various industrial automation fields, including but not limited to:

Manufacturing industry: for controlling machines and equipment on production lines to achieve automated production.

Energy industry: Used to monitor and control the production and transmission process of power, oil, natural gas and other energy sources.

Transport: for controlling the operation of transport systems such as traffic signals, railways and aviation.

Construction industry: for automation control systems of intelligent buildings, such as lighting, air conditioning and security.

Operation and Maintenance

Operation mode:

The IC697CPX935 can be operated by the three-position run/stop control switch or remotely by connecting to a computer running appropriate software.

Configuration and Programming:

This CPU module can be configured and programmed via MS-DOS or Windows-based programming software.

It supports connection to a programming computer via serial, parallel or Ethernet interface.

Maintenance:

Periodically check the operational status of the CPU module and the status of the indicator lights to ensure proper system operation.

If necessary, replace the battery to maintain RAM data integrity.

Follow the manufacturer's guidelines and recommendations for maintenance and troubleshooting.

Processor Specifications

The type of processor used in the module is specified, along with its clock speed. For example, it might have a high - speed microprocessor running at several hundred megahertz. The processor's architecture, such as the number of cores (if it's a multi - core processor), cache - memory size, and instruction - set - architecture, affects its performance and capabilities. These details are important for understanding the module's ability to handle complex and resource - intensive tasks.

Memory Specifications

The memory capacity of the module is clearly defined. The amount of flash memory for program storage might be several megabytes, and the RAM capacity for data storage during execution could be in the range of a few megabytes to a dozen or more megabytes. The memory access times, write - and - read speeds, and other memory - performance characteristics are also provided. These specifications help in determining the efficiency of the module's memory - management system and its ability to handle large - scale programs and data.

I/O Interface Specifications

The number and types of I/O interfaces available on the CPU module are detailed. It may have a specific number of digital I/O channels, such as 64 digital - input channels and 64 digital - output channels. The voltage and current - handling capabilities of these channels are specified, including the input - voltage ranges for digital - input signals (e.g., 5 - 30V DC) and the output - current - sourcing or - sinking capabilities for digital - output signals. For analog I/O interfaces, the number of channels, input - and - output - voltage and - current ranges, and the resolution of the analog - to - digital and digital - to - analog converters are provided.

Communication - Interface Specifications

For each supported communication protocol, the module provides a wealth of details. The maximum data - transfer rate for Ethernet/IP might be 100 Mbps or higher, depending on the configuration. The number of supported connections, the physical - connection requirements such as the type of connector (e.g., RJ45 for Ethernet) and the pin - configuration, and the supported - services and message - types for each protocol are also specified. These communication - interface specifications ensure that the CPU module can effectively integrate into different - sized and - configured industrial - network environments.