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General| Brand | SPX FLOW |
|---|---|
| Model | APV CU41-S |
| Category | Control Unit |
| Language | English |
Explains warning symbols like Danger, Caution, Attention, Note.
Defines proper use, handling, and general regulations for the unit.
Covers welding, personnel, warranty, and AS-interface network safety.
Explains the application and main components of the CU4 AS-interface.
Details the function of components like sensors, solenoid valves, and LEDs.
Details pneumatic connections for turning, single seat, and double seat valves.
Explains the function and importance of the pressure relief valve.
Provides block diagrams for various CU AS-interface models.
Lists material, temperature, standards, air connection, and quality specs.
Details solenoid valves, throttling function, and the NOT element.
Shows adapters for butterfly, single seat, and double seat mix proof valves.
Explains the AS-interface slave function, block diagrams, and terminal connections.
Details data bit usage and the meaning of LED indications.
Lists technical specs, protection, and sensor connection details.
Covers general terms, Hall effect sensors, and adjustment procedures.
Information on connecting external proximity switches.
Steps for assembling control units on turning actuator valves.
Details pneumatic and electric connections for turning actuator valves.
Procedure for starting up control units on turning actuator valves.
Steps for assembling control units on single seat valves.
Details pneumatic and electric connections for single seat valves.
Procedure for starting up control units on single seat valves.
Steps for assembling control units on DE3, DA3+ double seat valves.
Details pneumatic and electric connections for DE3, DA3+ valves.
Procedure for starting up control units on DE3, DA3+ valves.
Steps for assembling control units on D4, D4 SL, DA4 double seat valves.
Details pneumatic and electric connections for D4, D4 SL, DA4 valves.
Procedure for starting up control units on D4, D4 SL, DA4 valves.
Guidance on replacing CU3 with CU4 control units.
Lists required tools like wrenches, screwdrivers, and Loctite.
Step-by-step guide for dismantling solenoid valves and modules.
Lists common issues like no valve position indication or missing feedback.
Addresses issues with specific CU models and valve types.
Information on reference numbers and data required for ordering.
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