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SKU: IC693CPU351

GE Fanuc IC693CPU351 Series 90-30 PLC Processor Module

The GE Fanuc IC693CPU351 is a high-performance 25 MHz CPU for Series 90-30 PLCs. It features 240KB user memory, three serial ports, and supports up to 2048 I/O points, providing robust control for complex industrial automation and DCS applications.

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Product Overview

The General Electric IC693CPU351 acts as a high-performance computational core for the Series 90-30 Programmable Logic Controller (PLC) family. This module integrates an 80386EX processor operating at 25 MHz, significantly boosting execution speeds for complex logic and floating-point math compared to entry-level units. Designed for scalability, the IC693CPU351 manages large-scale I/O architectures while maintaining a compact footprint within a standard 90-30 baseplate.

Core Functional Capabilities

  • Advanced Memory Architecture: This processor provides 240 KB of user-configurable memory, which accommodates extensive ladder logic programs, register data, and diagnostic storage.
  • Expanded I/O Capacity: The module supports up to 2048 discrete inputs/outputs and 32,640 analog channels, making it suitable for sophisticated distributed control systems (DCS).
  • Serial Communications: It features three integrated serial ports that facilitate simultaneous connections to programming terminals, HMI devices, and peripheral sensors via SNP/SNP-X protocols.
  • High-Speed Logic Execution: By utilizing an optimized 25 MHz clock speed, the CPU handles over 2000 timers and counters with minimal scan-time impact.

Technical Specifications

  • Manufacturer: GE Fanuc (General Electric)
  • Model Identifier: IC693CPU351
  • Product Series: Series 90-30
  • Processor Type: 80386EX, 25 MHz
  • User Memory: 240 Kilobytes
  • Power Requirements: 890 mA at 5V DC
  • Discrete I/O Points: 2048 (Any mix of Inputs/Outputs)
  • Analog I/O Channels: 32,640
  • Physical Dimensions: 3.6 x 13 x 13.5 cm
  • Operating Standards: Supports PCM, CMM, and Ethernet interface modules

Installation and Protection

Furthermore, ensuring electrical stability requires strict adherence to grounding protocols. The IC693CPU351 incorporates dedicated grounding terminals to mitigate industrial noise. Technicians must utilize the standard green grounding wire or the specialized grounding bracket during installation to maintain signal integrity. Because this module supports hot-plugging of certain I/O modules on the rack, it enhances system availability during maintenance cycles.

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Hardware Specifications

ParameterSpecification
ModelIC200MDL241
BrandGE
OriginUSA
Weight0.1 kg
Dimensions11.0 cm x 5.8 cm x 6.5 cm
Operating TempStandard Industrial Range
Power Consumption110.0 mA at 5.0 VDC (Backplane)
Nominal Voltage240 VAC
Input Range0 to 264 VAC
ON-state Voltage155 VAC to 264 VAC
OFF-state Voltage0 VAC to 40 VAC

PLC and Control Network Integration

System communication velocity and deterministic performance are regulated by the VersaMax backplane architecture. Backplane bus communication velocity is optimized to ensure low-latency data throughput for high-density I/O configurations. Furthermore, firmware flash compatibility is supported, allowing for field updates when the module is integrated into existing VersaMax PLC frameworks. To maintain operational stability, I/O density scaling is managed through the modular backplane, which facilitates the addition of supplemental discrete or analog modules without interrupting the host processor scan cycle.

Frequently Asked Questions

Q: Is the module capable of being hot-swapped while the backplane is energized?A: Yes, the module is designed to support hot-swapping. However, care must be taken to ensure that field wiring is disconnected or secured to prevent accidental shorting of the AC input terminals during extraction.Q: How is the group isolation managed across the sixteen channels?A: The sixteen inputs are organized into two groups of eight. While there is no point-to-point isolation, 1500 VAC of group isolation is provided for a duration of one minute to protect against common-mode electrical transients.

Field Installation Guidelines

  • The module is intended for mounting onto a DIN-rail supported I/O carrier. The module must be seated firmly until a physical click is confirmed.
  • Field wiring is connected via the integrated snap-in terminal blocks. Standard industrial torque specifications should be applied to prevent contact resistance.
  • AC input leads must be routed away from low-voltage communication cables to mitigate electromagnetic interference.
  • Status LEDs should be verified for correct illumination cycles upon the application of field power. If an LED fails to trigger during a signal state change, the input wiring and voltage levels must be measured against the technical specifications.
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Suffix Breakdown & Model Matrix

The available documentation identifies a single catalog number, IC694MDL240, without any documented suffix variants or ordering-code subdivisions. No suffix matrix is specified by the manufacturer data provided.

Hardware Specifications

ParameterSpecification
ModelIC694MDL240
BrandGE
Product SeriesPACSystems RX3i
Module TypeVolt AC Input Module
Input Channels16 discrete inputs
Input Voltage Range85-132 VAC
Nominal Input Voltage120 VAC
Input Frequency50/60 Hz
ON-State Voltage74-132 VAC
OFF-State Voltage0-20 VAC
ON Response Time30 ms
OFF Response Time45 ms
Backplane Current Consumption90 mA
Isolation Rating250 VAC continuous, 1500 VAC for 1 minute
Status IndicationIndividual channel LEDs
MountingSingle-slot RX3i backplane installation
OriginUSA
Weight0.28 kg
Dimensions3.5 x 13.2 x 13.5 cm
Operating TempNot specified in provided documentation
Power ConsumptionNot specified in provided documentation
ComplianceUL 508
Environmental ClassificationClass 1, Division 2 compatible applications

Backplane Communication and I/O Density Scaling

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Frequently Asked Questions

Q: Does the IC694MDL240 support hot insertion or hot removal? A: The supplied documentation does not specify hot-swap capability. Module insertion and removal should follow the RX3i system maintenance procedures and applicable controller power-state requirements.Q: What field devices can be connected to the input channels? A: The module is intended for AC discrete input signals generated by devices such as push-button switches, limit switches, relay contacts, and AC-powered proximity sensors operating within the specified voltage range.Q: What isolation protection is provided between field wiring and module electronics? A: The module provides optical isolation rated at 250 VAC continuous voltage and 1500 VAC for a 1-minute test interval.

Field Installation Guidelines

  • Verify that the field signal voltage remains within the specified 85-132 VAC operating range before energizing the module.
  • Separate AC input wiring from high-current motor and drive conductors to reduce induced electrical noise.
  • Terminate cable shields according to the facility grounding standard and avoid multiple shield ground points unless required by the site design specification.
  • Confirm correct channel addressing and field terminal assignments before controller startup.
  • Inspect LED channel indicators during commissioning to verify correspondence between field device operation and controller input status.
  • Follow lockout and electrical safety procedures before connecting or disconnecting field wiring.
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