What does 'External Interlock Opened' mean on my Amada LW500A Welding System?
- GGwendolyn SuttonSep 12, 2025
The 'External Interlock Opened' message on your Amada Welding System indicates that the Safety Interlock circuit is open.
What does 'External Interlock Opened' mean on my Amada LW500A Welding System?
The 'External Interlock Opened' message on your Amada Welding System indicates that the Safety Interlock circuit is open.
What to do if my Amada LW500A Welding System displays a 'Coolant Low Level' error?
If your Amada Welding System indicates a low coolant level, add steam-distilled water to the water tank up to the level indicated on the water level label. If the problem continues, inspect the system for any coolant leaks.
How to resolve a 'Communication Line Error' on the Amada LW500A Welding System?
If your Amada Welding System displays a communication error between the Program Box and the Laser CPU, try the following: - Recycle power. - Check for RF noise sources near the laser and isolate the laser if necessary. - Inspect for bad or loose cable connections between the Program Box and the Main PCB. - Verify the Power Supply (+24V) is functional. - Check the Main PCB or Program Box for faults. - Ensure the transmission mode and settings are correct. - Initialize the CPU if needed.
What to do if the Amada Welding System indicates 'Phase trouble'?
If your Amada Welding System indicates a phase issue, check the A.C. service for proper phasing (X, Y, Z, or R, S, T) and exchange two of the phases.
What does 'Battery Low' mean on my Amada LW500A Welding System?
The 'Battery Low' message on your Amada Welding System indicates that the back-up memory lithium battery is low.
What does 'Setting Error (overlimit of Max Pwr)' mean on my Amada LW500A?
The 'Setting Error (overlimit of Max Pwr)' message on your Amada Welding System indicates that the programmed laser settings exceed the capacity of the Laser.
What does 'Branch Shutter 1 Trouble Branch Shutter 2 Trouble Branch Shutter 3 Trouble Branch Shutter 4 Trouble' mean on my Amada LW500A?
This message on your Amada Welding System indicates that the branch shutter position is not detected or does not change position within 20ms.
What does 'No Current' mean on my Amada LW500A?
The 'No Current' message on your Amada Welding System indicates that no or low current is detected in the flashlamp.
What to do if the Amada LW500A Welding System shows 'Low Flow Rate of Coolant'?
If your Amada Welding System indicates a low flow rate of the secondary cooling water, ensure that the water flow is at the appropriate level.
What should I do if my Amada LW500A shows a 'Discharge Resistor Temperature' error?
If your Amada Welding System indicates a high temperature of the Discharge Resistor, turn the Laser off for 10 minutes to allow the heat in the discharge resistor to dissipate.
Type | Laser Welding System |
---|---|
Laser Type | Fiber Laser |
Maximum Laser Output | 500 W |
Wavelength | 1070 nm |
Power Supply | 50/60 Hz |
Dimensions | 1200 x 800 x 1200 mm |
General safety guidelines for operating the laser welder unit safely.
Guidelines for safely installing the laser welder unit on a firm, level surface.
Essential safety measures to follow during laser operation, including protective eyewear.
Safety rules to adhere to when performing maintenance or service on the laser.
Overview of the laser welder's key features and capabilities.
Identification and description of the laser welder's main physical components.
Planning considerations for laser welder installation, including physical and power requirements.
Step-by-step instructions for installing the laser welder and its components.
Visual representation of the laser's primary and secondary cooling water systems.
Procedures for correctly connecting the laser's optical fiber for optimal performance.
Explanation of the touch screen interface for controlling laser functions.
Description of the primary display screens and their contents on the laser controller.
Explanation of common elements and buttons found across all laser controller screens.
Details on using the power monitor screen to view energy and power output data.
How to access and use the password protection feature for laser settings.
Instructions for using the printout mode to capture welding condition data.
Procedures for initializing the laser system and resetting parameters to factory defaults.
Configuration options for various laser functions using memory switch settings.
Overview of the maintenance mode screen used for system status checks and diagnostics.
Steps and safety checks required before operating the laser for welding.
Procedure for powering up and initiating the laser system's self-check sequence.
Detailed guide on using the touch screen to set up and perform laser welding operations.
Instructions for controlling laser welding operations via external input/output signals.
Essential safety warnings and precautions to follow before performing any maintenance.
Guidance on diagnosing and resolving common errors and malfunctions using error codes.
Recommended schedule for regular inspection, cleaning, and maintenance tasks.
Step-by-step procedures for performing various maintenance tasks on the laser system.
Instructions for cleaning or replacing the laser's air intake filters to ensure proper airflow.
Procedures for cleaning optical components, including removing dust and addressing fogging/staining.
Steps for replacing the backup lithium battery in the power supply unit.
Routine checks and procedures for maintaining the correct water level in the laser's cooling system.
Steps for draining the primary cooling water from the laser system as required.
Instructions for draining the secondary cooling water from the laser system.
Procedure for replacing the water filter in the laser's cooling system.
Procedure for adjusting the power detector to ensure accurate laser output measurement.
Detailed instructions for safely replacing the laser's flashlamps.
Lists of available accessories and consumable parts for the laser system.
Information on how to contact the service department for laser repair needs.
Detailed technical specifications for the laser welder models LW500A/600A.
Information on the laser's cooling capacity and required primary cooling water flow rates.
Overview of available optical configurations and laser output delivery options.
Specifications and guidelines related to the optical fibers used with the laser system.
Details on the different focus head options available for the laser welder.
Table showing theoretical spot sizes based on focus head and fiber diameter combinations.
Information on the limits and compatibility of different fiber types with specific laser models.
Outline dimensions and locations of warning labels on the laser welder unit.
Identification and explanation of the warning labels found on the LW500A/600A laser.
Description of the EXT. I/O connectors, pin configurations, and their functions.
Pinout details for the EXT. I/O (2) 25-pin D-Sub connector.
Wiring details for connecting external input signals to the laser system.
Guidelines for connecting external devices to the laser's output signal ports.
Pinout details for the EXT. I/O (3) 9-pin D-Sub connector, used for E-Stop.
Information on the remote interlock connector for safety interlock system integration.
Pinout details for the EXT. I/O (4) 25-pin D-Sub connector, used for advanced safety interfaces.
Wiring diagram example for a complex system with dual E-Stop and interlock functions.
Explanation of how to configure laser outputs for energy sharing and time sharing.
Description of how laser energy is shared across multiple outputs simultaneously.
Explanation of time-shared output modes where one beam is projected at a time.
Details on laser configurations that combine energy-shared and time-shared outputs.
How to use independent control for custom combinations of shared outputs.
Settings for laser accept times, affecting the timing of START and SCHEDULE signals.
Timing diagram illustrating operation with the laser controller in 2 energy-shared mode.
Timing diagram for laser operation using external I/O control in 2 energy-shared mode.
Timing diagram for laser operation with external I/O in 2E2T mode.
Timing diagram for repeated laser operation using external I/O in 2 energy-shared mode.
Specifications for external communication using the RS-485 interface.
Configuration details for connecting multiple lasers using half-duplex RS-485 communication.
Configuration details for point-to-point communication using full-duplex RS-422.
Command structure for writing weld schedule parameters and other data to the laser.
Command structure for reading weld schedule parameters and monitor data from the laser.
Categorization of data and parameters for read/write commands in RS-485 communication.
Command for setting laser status, control mode, and selecting schedule numbers.
Command for reading the status of basic laser functions via RS-485 communication.
Command to initiate laser firing, requiring specific conditions to be met.
Command to stop all laser output and operations, overriding current settings.
Command to read error codes and retrieve alarm status from the laser controller.
Command to clear alarm conditions and reset error codes on the laser controller.
Comprehensive list of error codes and their corresponding contents for troubleshooting.
Printable table for recording FIX mode schedule parameters.
Printable table for recording FLEX mode schedule parameters.
Printable table for recording SEAM WELD MODE schedule parameters.