To Next PageTo Next PageWhat to do if the FAILURE LED on my Edwards SCU-350HA 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-350HA |
| Category | Control Unit |
| Language | English |
Lists EU directives and harmonized standards the SCU-350 conforms to.
Lists EU directives (LV, EMC, RoHS) and applied standards (EN, UL) for the SCU-350.
Lists I/O terminals and the unit's integrated safety functions.
Identifies rear panel connectors and highlights hazardous voltage warnings.
Provides warnings before installation and requirements for the operating environment.
Highlights important safety warnings for connecting cables.
Safety warnings for power cables and instructions for connection.
Requirements for power connection and integration of the EMO circuit.
Explains the purpose of tuning and outlines the step-by-step tuning method.
Guides on setting the pump's rated speed using DSW-B and VR1 volume.
Ensures correct installation, voltage, cables, and vacuum system setup before starting.
Detailed steps for manual start, stop, and restart operations.
Methods for starting and stopping the pump using I/O TB2.
Detailed procedures for remote start/stop control via I/O TB2 and CON4.
Describes the correct procedure for powering off the SCU-350 unit.
Details serial interface cable pin assignments and communication parameter settings.
Explains how DSW-B No.5 selects remote input modes (CON3 or TB2).
Explains the Query-Command protocol and how to send commands to SIM.
Details available queries for alarm, control, pump state, and parameters.
Troubleshooting for magnetic bearing, excessive vibration, and motor driver overload.
