GE Fanuc IC697CPM790 CPU Module

IC697CPM790 Key features and specifications

Processor performance

It adopts a high-performance 32-bit microprocessor

Instruction execution speed of 0.8 milliseconds per kilobyte

Support rapid logical control and complex data processing

Memory configuration

User program memory: 512K bytes

Data register memory: 512K bytes

The built-in lithium battery (IC697ACC702) supports memory data retention

Communication capability

Integrated RS-485 serial port (isolated)

Supports SNP protocol for programming and monitoring

Support the Modbus RTU slave protocol

Compatible with Series 90-70 Genius bus communication

Control function

Maximum I/O points: 2048 points (a mixture of digital and analog quantities)

Maximum rack configuration: Supports 5 local rack expansions

Logic scan time: Typical value: 5-20 milliseconds (depending on program complexity)

Supports advanced functions such as timers, counters, and mathematical operations

Physical specification

Module size: Conforms to the standard single-slot width of Series 90-70

Operating temperature: 0-60°C

Storage temperature: -40-85°C

Relative humidity: 5-95% (no condensation)

Power supply requirement: +5VDC (powered through the backplane, typical current 1.5A)

System configuration requirements

Necessary components

Rack: IC697CHS7xx series (such as IC697CHS750 5-slot rack)

Power module: It must be installed at Slot 1 of the rack (such as IC697PWR711)

Programming software: Proficy Machine Edition (Logic Developer-PLC)

Installation location

It must be installed at Slot 2 of the rack

Slot 1: Fixed installation of the power module

Slot 3-16 can be configured with I/O modules or communication modules

Software environment

Programming languages: Ladder diagram, function block diagram, structured text

Programming tool: Proficy Machine Edition V6.0 or higher version

Configuration requirements: CPU type, memory allocation and communication parameters need to be configured

Communication Settings

Default serial port parameters: 19200 bps, 8 data bits, 1 stop bit, and even parity

Node address range: 1-90 (SNP protocol)

Support online programming and monitoring

Diagnosis and Maintenance

Status indication

RUN/STOP LED: Displays the CPU operation status

BATT LED: Battery status indicator (low battery alarm)

COM LED: Serial Communication Activity Indicator

FAULT LED: System fault indication

Fault diagnosis

Built-in self-diagnostic function

Fault code storage function

Support viewing detailed error messages through programming software

Application field

Manufacturing automation control system

Process control and monitoring system

Material handling and conveying system

Infrastructure control system

Equipment control and protection system.

Product Notes for IC697CPM790

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Power requirements:

Stable power supply: The operating power supply of IC697CPM790 is 24V direct current. Voltage fluctuations exceeding the specified range (generally ±10%) may cause the CPU to malfunction or prevent the system from starting normally.
Power supply filtering: Ensure it is a direct current power supply to avoid the influence of power supply noise on the PLC.

Module compatibility

Extended module compatibility: When selecting and installing extended modules, it is necessary to confirm their compatibility with the IC697CPM790 model. The 90-70 series of GE Fanuc has multiple different modules, including I/O modules, communication modules, analog input/output modules, etc. Ensure that the selected extended module model is compatible with the IC697CPM790 processor to avoid communication problems or hardware failures due to module mismatch.

Program Design and Debugging

Due to the limited memory of IC697CPM790, complex programs may cause memory overflow or storage errors. When designing the program, it is best to allocate appropriate memory space and regularly check the memory usage.
When using the Logicmaster 90-70 programming software, you utilise its provided debugging function to conduct real-time monitoring and debugging of the program.

Environmental conditions

The IC697CPM790 was designed to meet the requirements of industrial environments. Its operating temperature range is typically between -20°C and +60°C. Excessive or insufficient temperatures may cause hardware failures, unstable program operation, or premature aging of the equipment. Additionally, it is essential to ensure that the installation environment is dry and clean, and to avoid the equipment being affected by moisture and corrosive gases. If the equipment needs to operate in harsh environments, it is recommended to install a protective casing or take sealing measures.