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Product Overview

The GE IC695PMM335 is a Multi-Axis Motion Controller Module designed for industrial automation systems that require coordinated control of multiple motion axes. Motion control applications are commonly found in machinery where motors, drives, positioning systems, and mechanical mechanisms must operate according to accurately defined movement profiles.

Unlike a conventional PLC application that primarily handles sequential logic and discrete I/O, a motion-control system must also manage position, velocity, acceleration, synchronization, and coordinated movement. A dedicated motion controller module can therefore provide an important interface between the control program and the machine’s motion system.

The specified dimensions of the GE IC695PMM335 are 185 × 120 × 45 mm, with a weight of approximately 0.7 kg.

The module can be integrated into an RX3i-based automation architecture alongside CPUs, I/O modules, communication hardware, power supplies, and other control components. Correct module installation, configuration, motion parameter setup, drive communication, and commissioning are essential for safe and stable operation.

This guide provides practical information about the IC695PMM335, including its system role, technical specifications, motion-control principles, installation, commissioning, troubleshooting, maintenance, and replacement procedures.

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Product Identification

Parameter	Specification
Manufacturer	GE
Product Family	PACSystems RX3i
Model	IC695PMM335
Product Type	Multi-Axis Motion Controller Module
Primary Function	Multi-Axis Motion Control
Dimensions	185 × 120 × 45 mm
Weight	Approximately 0.7 kg
Installation	RX3i Control System
Application	Industrial Motion Automation
System Role	Motion Control and Axis Coordination

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Technical Specifications

Technical Item	Specification
Product Series	PACSystems RX3i
Part Number	IC695PMM335
Module Type	Multi-Axis Motion Controller
Height	185 mm
Width	120 mm
Depth	45 mm
Weight	Approximately 0.7 kg
Primary Function	Coordinated Motion Control
Application	Multi-Axis Industrial Machinery
Installation Environment	Industrial Control Cabinet
System Architecture	Modular PLC / Motion Control

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What Is the GE IC695PMM335?

The IC695PMM335 is a specialized motion-control module intended for applications in which multiple machine axes must be controlled and coordinated.

A multi-axis machine may contain:

• Servo motors
• Servo drives
• Position feedback devices
• Linear actuators
• Rotary mechanisms
• Conveyors
• Indexing systems
• Cutting tools
• Pick-and-place mechanisms

The motion controller coordinates these elements according to the machine’s control strategy.

A simplified architecture can be represented as:

PLC / Control Application

↓

IC695PMM335 Motion Controller

↓

Motion Network / Drive Interface

↓

Servo Drives

↓

Servo Motors

↓

Mechanical Axes

This architecture allows motion commands to be integrated with the broader PLC control system.

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Multi-Axis Motion Control Principle

Motion control generally involves several fundamental parameters.

Position

Position defines where an axis should move.

Velocity

Velocity defines how quickly the axis should travel.

Acceleration

Acceleration determines how quickly the axis reaches its commanded speed.

Deceleration

Deceleration controls how the axis slows down before stopping.

Synchronization

Multiple axes may need to move together according to a coordinated trajectory.

Feedback

Position or velocity feedback allows the control system to compare actual motion with commanded motion.

A simplified closed-loop concept is:

Command Position

↓

Motion Controller

↓

Drive

↓

Motor

↓

Mechanical System

↓

Feedback

↓

Motion Controller

The controller can then evaluate the difference between the commanded and actual conditions.

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Why Multi-Axis Control Is Important

Many modern machines require more than simple motor start/stop control.

For example, a packaging machine may require:

• Conveyor synchronization
• Product positioning
• Servo acceleration
• Cutting-axis coordination
• Registration control
• Precise stopping

A coordinated motion controller can help synchronize these operations.

Other examples include CNC-style machinery, material handling systems, robotic mechanisms, printing equipment, and automated assembly machines.

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Typical Industrial Applications

The GE IC695PMM335 can be considered for industrial applications involving coordinated machine movement, including:

• Packaging machinery
• Automated assembly
• Material handling
• Conveyor systems
• Printing machinery
• Cutting equipment
• Machine tools
• Pick-and-place systems
• Robotics-related machinery
• Textile machinery
• Semiconductor equipment
• Automated inspection systems
• Production machinery

The appropriate application depends on the complete control architecture and supported motion hardware.

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System Integration

A typical motion-control system may include:

Component	Typical Function
RX3i CPU	PLC application control
IC695PMM335	Multi-axis motion control
RX3i Power Supply	System power
RX3i Backplane	Module interconnection
Servo Drives	Motor control
Servo Motors	Mechanical movement
Encoders	Position feedback
Digital I/O	Machine sequencing
Analog I/O	Process signals
Safety System	Machine protection
Engineering Workstation	Configuration and diagnostics

The exact configuration should always follow the machine’s engineering design.

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Installation Guide

1. Verify the Module

Confirm the product identification:

GE IC695PMM335 Multi-Axis Motion Controller Module

Check the part number against the system documentation before installation.

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2. Inspect the Module

Inspect the module for:

• Physical damage
• Damaged connectors
• Housing cracks
• Contamination
• Bent interfaces
• Signs of overheating

Do not install visibly damaged equipment.

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3. Verify the Motion Architecture

Before installation, identify:

• Number of motion axes
• Servo drives
• Motor types
• Feedback devices
• Motion network
• Controller configuration
• Axis assignments
• Required motion profiles

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4. Prepare the Cabinet

The specified dimensions are:

185 × 120 × 45 mm

Provide adequate space for:

• Module installation
• Adjacent modules
• Communication cables
• Ventilation
• Maintenance access

Keep the module away from excessive heat and strong sources of electromagnetic interference.

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5. Back Up Existing Configuration

For an existing machine, back up:

• PLC program
• Motion configuration
• Axis parameters
• Drive parameters
• Network configuration
• Motion profiles
• Diagnostic information

This information can significantly simplify recovery after hardware replacement.

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6. Shut Down the Machine

Before installing the module:

1. Stop automatic operation.
2. Place all axes in a safe condition.
3. Disable motion commands.
4. Remove system power.
5. Verify zero-energy conditions where required.
6. Apply appropriate lockout/tagout procedures.

Motion systems require particular attention because stored mechanical or electrical energy may remain even after the controller is powered down.

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7. Install the Module

Install the IC695PMM335 in the designated RX3i system position.

Verify:

• Correct orientation
• Proper alignment
• Secure seating
• Correct module position
• Proper mechanical retention

Do not force the module into its interface.

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8. Connect Motion Communication

Connect the motion-control communication path according to the approved system design.

Check:

• Correct ports
• Cable condition
• Connector engagement
• Cable routing
• Shielding
• Network topology

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9. Connect Feedback and Drive Equipment

Verify all associated drive and feedback connections.

Check:

• Servo-drive communication
• Encoder or feedback wiring
• Axis identification
• Motor connections
• Drive enable circuits

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10. Configure the Motion System

Load the validated motion configuration.

Typical parameters may include:

• Axis assignments
• Scaling
• Position units
• Velocity limits
• Acceleration
• Deceleration
• Travel limits
• Homing behavior
• Feedback parameters
• Drive settings

The actual parameter set depends on the machine design.

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Motion System Commissioning

Step 1 — Mechanical Inspection

Verify that motors, couplings, linear mechanisms, and machine components are correctly installed.

Step 2 — Electrical Inspection

Check:

• Power
• Drive wiring
• Feedback wiring
• Emergency-stop circuits
• Safety devices

Step 3 — Module Startup

Power the control system and verify module status.

Step 4 — Communication Verification

Confirm communication between the motion controller and associated drive system.

Step 5 — Axis Identification

Verify that each configured axis corresponds to the correct physical machine axis.

Step 6 — Feedback Verification

Confirm that actual position feedback changes correctly when an axis moves.

Step 7 — Jog Test

Perform a controlled low-speed jog test.

Step 8 — Direction Test

Verify that commanded positive and negative movement corresponds to the intended physical direction.

Step 9 — Homing Test

Perform the approved homing procedure.

Step 10 — Motion Profile Test

Test acceleration, velocity, deceleration, and positioning.

Step 11 — Multi-Axis Synchronization

Test coordinated movement between the configured axes.

Step 12 — Full Machine Test

Run the machine under controlled conditions before returning it to normal production.

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Troubleshooting Guide

Fault 1 — Motion Controller Is Not Recognized

Possible causes:

• Module not properly seated
• Backplane connection problem
• Power issue
• Configuration mismatch
• Hardware fault

Recommended Checks

1. Verify system power.
2. Check module seating.
3. Inspect the backplane interface.
4. Review controller diagnostics.
5. Compare the installed hardware with the configuration.

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Fault 2 — Servo Drive Cannot Be Controlled

Possible causes:

• Communication failure
• Incorrect drive configuration
• Axis assignment error
• Drive enable problem
• Network connection problem

Check the communication path:

Motion Controller → Network → Drive → Motor

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Fault 3 — Axis Does Not Move

Possible causes:

• Servo not enabled
• Safety circuit active
• Drive fault
• Motion command problem
• Travel limit active
• Incorrect axis configuration

Before troubleshooting the controller, verify that the drive and machine safety conditions permit movement.

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Fault 4 — Axis Moves in the Wrong Direction

Possible causes:

• Incorrect direction configuration
• Motor wiring issue
• Feedback polarity configuration
• Incorrect axis setup

Stop the machine and correct the configuration before continuing motion tests.

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Fault 5 — Position Feedback Is Incorrect

Possible causes:

• Feedback wiring problem
• Encoder issue
• Incorrect scaling
• Incorrect feedback configuration
• Mechanical coupling problem

Compare commanded movement with actual feedback.

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Fault 6 — Position Error Becomes Excessive

Possible causes:

• Incorrect tuning
• Excessive mechanical load
• Acceleration too high
• Drive configuration issue
• Mechanical obstruction
• Feedback problem

Investigate both the motion parameters and mechanical system.

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Fault 7 — Motion Is Jerky or Unstable

Possible causes:

• Incorrect acceleration settings
• Incorrect velocity parameters
• Mechanical backlash
• Servo tuning issue
• Feedback noise
• Mechanical resonance

Check whether the problem occurs during acceleration, constant-speed movement, or deceleration.

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Fault 8 — Multi-Axis Synchronization Is Poor

Possible causes:

• Incorrect axis configuration
• Communication timing problem
• Incorrect scaling
• Different motion parameters
• Mechanical mismatch

Verify that all axes use compatible units, scaling, and synchronization settings.

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Fault 9 — Axis Suddenly Stops During Operation

Possible causes:

• Drive fault
• Safety circuit activation
• Communication loss
• Limit switch activation
• Feedback failure
• Controller fault

Review the event sequence and diagnostic information before resetting the system.

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Fault 10 — Motion Works During Jogging but Fails During Automatic Operation

Possible causes:

• Incorrect motion program
• Incorrect position parameters
• Sequence logic problem
• Synchronization configuration
• Automatic-mode interlock

Compare manual and automatic operating conditions.

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Fault 11 — Communication Drops Intermittently

Possible causes:

• Loose connector
• Damaged cable
• Electrical interference
• Network equipment problem
• Improper cable routing
• Grounding issue

Inspect the physical communication network first.

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Fault 12 — Axis Fault Appears After Module Replacement

Possible causes:

• Motion configuration not restored
• Incorrect axis mapping
• Incorrect scaling
• Incorrect drive parameters
• Communication configuration mismatch

Compare the replacement system configuration with the previous validated configuration.

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Motion Troubleshooting Workflow

A structured diagnostic sequence is:

Power

↓

RX3i Backplane

↓

IC695PMM335

↓

Motion Communication

↓

Servo Drive

↓

Motor

↓

Feedback Device

↓

Mechanical System

↓

Motion Program

↓

Machine Process

This method helps isolate whether the problem originates in the controller, communication system, drive, feedback device, mechanical system, or application logic.

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Preventive Maintenance

Module Inspection

Inspect:

• Housing
• Connectors
• Module seating
• Status indicators
• Signs of overheating

Communication Inspection

Check:

• Motion cables
• Connectors
• Shielding
• Routing
• Network condition

Drive Inspection

Monitor:

• Drive status
• Fault history
• Motor condition
• Temperature
• Connections

Mechanical Inspection

Check:

• Couplings
• Belts
• Gears
• Linear guides
• Bearings
• Mechanical alignment

Feedback Inspection

Check:

• Encoder connections
• Feedback cables
• Position stability
• Signal integrity

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Preventive Maintenance Checklist

Inspection Item	Recommended Action
IC695PMM335	Inspect physical condition
Module Seating	Verify secure installation
Motion Network	Check communication stability
Drive Connections	Inspect cables and connectors
Feedback Wiring	Inspect encoder connections
Servo Drives	Review fault history
Motors	Check operating condition
Mechanical System	Inspect alignment and wear
Safety Circuits	Verify operation
Motion Parameters	Maintain configuration backup
Cabinet Environment	Monitor temperature and contamination
Diagnostic Logs	Review recurring motion faults

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Motion Controller Replacement Procedure

Step 1 — Back Up the System

Save:

• PLC program
• Motion configuration
• Axis parameters
• Drive parameters
• Network settings
• Machine-specific motion profiles

Step 2 — Record Axis Configuration

Document:

• Axis names
• Axis assignments
• Drive assignments
• Feedback devices
• Scaling
• Homing parameters
• Motion limits

Step 3 — Stop the Machine

Bring the machine to a safe condition.

Step 4 — Remove Energy

Shut down power and follow the machine’s lockout/tagout procedure.

Step 5 — Label Connections

Identify communication and associated connections before removal.

Step 6 — Remove the Existing Module

Carefully remove the existing motion controller.

Step 7 — Inspect the Backplane

Check the module interface for damage or contamination.

Step 8 — Install the Replacement

Install the replacement IC695PMM335.

Step 9 — Restore Connections

Reconnect the motion communication system.

Step 10 — Restore Configuration

Load the validated controller and motion configuration.

Step 11 — Verify Axis Mapping

Confirm that every logical axis corresponds to the correct physical axis.

Step 12 — Verify Feedback

Check actual position feedback.

Step 13 — Perform Low-Speed Testing

Test individual axes at low speed before attempting coordinated movement.

Step 14 — Test Multi-Axis Motion

Verify synchronization and coordinated motion.

Step 15 — Return to Production

Only return the machine to normal operation after all required tests are successful.

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Key Advantages

• Designed for multi-axis industrial motion control
• Supports coordinated machine movement
• Integrates motion control with modular automation architectures
• Suitable for applications requiring positioning and synchronization
• Supports structured servo-control architectures
• Can simplify centralized management of multiple motion axes
• Compact 185 × 120 × 45 mm dimensions
• Approximately 0.7 kg weight
• Suitable for industrial control cabinet installation
• Supports integration of motion functions into broader PLC-based systems

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Frequently Asked Questions

What is the GE IC695PMM335?

The GE IC695PMM335 is a Multi-Axis Motion Controller Module designed for industrial automation systems requiring coordinated motion control.

What are its dimensions?

The specified dimensions are:

185 × 120 × 45 mm

What is the weight?

Approximately 0.7 kg.

What is the purpose of a multi-axis motion controller?

It coordinates multiple machine axes by managing motion commands such as position, velocity, acceleration, deceleration, and synchronization.

Why does an axis fail to move?

Check drive status, safety conditions, communication, axis configuration, motion commands, travel limits, and feedback.

Why is position feedback inaccurate?

Possible causes include feedback wiring, encoder problems, incorrect scaling, configuration errors, or mechanical coupling problems.

Why is multi-axis synchronization inaccurate?

Check axis scaling, motion parameters, communication performance, synchronization configuration, and mechanical differences between axes.

What should be backed up before replacing the IC695PMM335?

The PLC program, motion configuration, axis parameters, drive parameters, network configuration, and machine-specific motion settings should be preserved.

Why should low-speed testing be performed after replacement?

Low-speed testing provides a controlled way to verify axis direction, feedback, limits, drive response, and mechanical behavior before full-speed operation.

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Conclusion

The GE IC695PMM335 Multi-Axis Motion Controller Module is intended for industrial automation systems where several machine axes must be coordinated with accurate and repeatable motion. With specified dimensions of 185 × 120 × 45 mm and a weight of approximately 0.7 kg, it provides a compact module for integrating motion-control functionality into an RX3i-based automation architecture.

Multi-axis motion applications require more than conventional sequence logic. Position, velocity, acceleration, deceleration, synchronization, feedback, drive control, and machine safety all influence overall performance. For this reason, successful installation requires coordination between the motion controller, servo drives, motors, feedback devices, mechanical equipment, and PLC application.

During commissioning, individual axes should be verified before coordinated motion is tested. Direction, feedback, homing, limits, drive enable conditions, and motion parameters should be confirmed before higher-speed operation.

When troubleshooting the IC695PMM335, technicians should follow the complete motion path rather than focusing exclusively on the controller. Communication, drive status, feedback, mechanical conditions, configuration, and application logic can all produce similar motion symptoms.

With appropriate configuration management, preventive maintenance, controlled commissioning, and systematic troubleshooting, the IC695PMM335 can form an important part of a reliable multi-axis industrial motion-control system.