To Next PageTo Next PageWhat to do if the FAILURE LED on my Edwards Control Unit doesn't turn off after a RESET?
If the FAILURE LED remains illuminated after a RESET operation on your Edwards Control Unit, ensure that the STP pump has stopped. Then, switch the MAIN POWER "OFF" and then back "ON".
General| Brand | Edwards |
|---|---|
| Model | SCU-350 Series |
| Category | Control Unit |
| Language | English |
Lists conformity to EU directives and applied standards (EMC, safety, RoHS).
Provides details of the manufacturer and the authorized EU representative.
Defines scope, lists standards, and details warranty terms and disclaimers.
Details safety labels, their positions, and general unit identification.
Provides a general overview of the control unit and describes the available cable sets.
Details specifications for the SCU-350 and related control unit models.
Provides visual information and dimensions of the SCU-350 unit.
Covers unpacking, and identifies components on the front, rear, top, and side panels.
Details precautions, operating environment, installation area, and rack mounting procedures.
Explains how to connect STP, power, and communication cables.
Guides on connecting to semiconductor equipment and setting up remote communication.
Explains the tuning process, LCD display states, and setting the rated speed.
Covers checks before starting, vacuum system confirmation, powering on, and self-test procedures.
Details procedures for manually starting, stopping, and restarting the STP pump.
Explains remote operation modes, terminal blocks (I/O TB1, TB2, CON4), and cable connections.
Covers remote start/stop, reset operations via I/O TB2 and CON4, and safety function restarts.
Outlines the correct procedure for safely powering down the SCU-350 unit.
Covers introduction, hardware setup, pin assignments, serial settings, and communication modes.
Provides recommendations for communication cable installation, including grounding methods and noise reduction.
Explains the serial protocol, how to send commands/queries, and the expected replies and syntax.
Details queries, error messages, pump states, alarm types, and parameter data formats for communication.
Covers safety functions, power failure response, and operation after recovery.
Details common abnormalities like vibration, overload, overheating, overspeed, and error messages.
Guides on troubleshooting without LCD messages, specific errors, and displaying past errors.
Outlines cleaning procedures and recommended maintenance intervals for key components.
Provides instructions for storing the SCU-350 unit when not in use for extended periods.
Details procedures for safely transporting the unit for repair or overhaul, including contact information.
Outlines the proper methods for disposing of the SCU-350 unit as industrial waste.
Describes the available service options, including exchange, repair, and on-site support.
Lists available spare parts like cooling fans and accessories such as manuals and cables.
