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General| Brand | SPX FLOW |
|---|---|
| Model | APV CU41N-S |
| Category | Control Unit |
| Language | English |
Symbols indicating direct danger, dangerous situations, electric risk, and important information.
Defines the specific use case for the CU4 control unit and liability disclaimer.
Guidelines for safe operation, maintenance, and adherence to technical rules and regulations.
Specifies requirements for qualified personnel for installation and maintenance work.
Key safety points for AS-interface network installation, including voltage protection and grounding.
Describes the CU4 AS-interface as a fieldbus slave and its communication profile.
Emphasizes that electrical connections must be done by qualified personnel.
Outlines the startup procedure, including air/voltage supply and valve position feedback adjustment.
Reiteration that electrical connections are for qualified personnel only.
Describes the startup procedure for single seat valves, including feedback adjustment.
Safety note on electrical connections by qualified personnel.
Startup procedure for double seat valves using proximity switches.
Safety warning for electrical connections by qualified personnel.
Startup procedure for D4, D4 SL, DA4 valves using proximity switches.
Lists common failures and their remedies, such as valve position not indicated or LED issues.
Troubleshoots specific failures related to CU41 on butterfly valves.
Troubleshoots failures for CU41 on single/double seat valves.
Troubleshoots failures for CU43 on double seat valves.
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