IC693APU301 1 IC693APU301 3 IC693APU301 4 IC693APU301 2

The GE IC693APU301 is an upgraded advanced programmable unit (APU) for Series 90-30 PLC systems, designed to deliver enhanced processing performance for demanding industrial automation applications. Building on the proven capabilities of the IC693APU300, this module allows engineers to execute specialized high-speed logic and analog control routines, optimizing overall system efficiency while reducing CPU workload.

Ideal for complex process control, multi-loop automation, and applications requiring dedicated programmable resources, the IC693APU301 ensures reliable, repeatable operation under industrial conditions, helping streamline operations and maximize PLC performance.

Technical Specifications

Specification	Details
Product Type	Advanced Programmable Unit (APU) Module
PLC Platform	GE Fanuc Series 90-30
Programming Capability	High-speed logic, analog control, and custom routines
Memory	256 KB user program memory
Communication Interface	Serial and backplane bus communication with main CPU
Processing Speed	Optimized for high-speed tasks and multi-loop analog control
Operating Temperature	0°C to +60°C
Storage Temperature	-20°C to +70°C
Dimensions (H × W × D)	102 × 35 × 120 mm
Weight	Approx. 0.39 kg

Recommended Related Models

The IC693APU301 is commonly deployed with the following Series 90-30 modules to achieve maximum performance:

IC693CPU374 – High-performance main CPU for overall system management
IC693CHS391 / IC693CHS397 – Rack/baseplates supporting high-density module integration
IC693PWR330 – Stable power supply for consistent operation
IC693ALG220 / IC693ADC311 – Analog modules managed by the APU for optimized control

This combination allows the APU301 to handle specialized tasks efficiently while freeing the main CPU for additional operations.

Popular GE PLC Models

The IC693APU301 is typically integrated with:

IC693CPU350
IC693CPU363
IC693CPU374
IC693MDL740
IC693CHS391 / IC693CHS397

This configuration is widely adopted for industrial automation systems requiring high-speed, dedicated processing alongside analog and digital control loops.

Applications

The GE IC693APU301 is suitable for applications requiring dedicated high-speed programmable processing:

Multi-loop PID control and advanced process automation
High-speed analog and digital control routines
Complex laboratory and test automation requiring precise timing
Multi-actuator or multi-valve control in automated industrial plants
System retrofits to enhance processing performance without replacing the main CPU

It ensures high-speed, reliable operation in complex control environments.

Applications

The GE IC693APU301 is suitable for applications requiring dedicated high-speed programmable processing:

Multi-loop PID control and advanced process automation
High-speed analog and digital control routines
Complex laboratory and test automation requiring precise timing
Multi-actuator or multi-valve control in automated industrial plants
System retrofits to enhance processing performance without replacing the main CPU

It ensures high-speed, reliable operation in complex control environments.

Technical FAQs

What is the primary function of IC693APU301?
To provide dedicated high-speed processing and programmable logic for Series 90-30 PLC systems.
How does it communicate with the main CPU?
Through the backplane bus or serial interface.
What types of tasks is it optimized for?
High-speed logic, multi-loop analog control, and custom programmable routines.
How much memory is available for user programs?
256 KB user program memory, double that of IC693APU300.
Can it operate independently of the main CPU?
No, but it offloads dedicated tasks while the main CPU handles overall coordination.
What is the operating temperature range?
0°C to +60°C.
Is it suitable for multi-actuator or multi-valve control?
Yes, it can handle complex control loops with multiple outputs.
Can it be used in retrofitting older Series 90-30 systems?
Yes, it upgrades processing capabilities without replacing the main CPU.
Does it require special software?
Standard Series 90-30 PLC programming tools are sufficient.
Why choose IC693APU301 over IC693APU300?
It provides higher memory (256 KB) and enhanced processing speed, enabling more complex and faster tasks.