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General| Brand | Axxeron |
|---|---|
| Model | HESCH HE 5721 |
| Category | Controller |
| Language | English |
Details on safe operation and adherence to safety notes for the device.
Instructions for checking the contents and condition of the device upon unpacking.
Specific safety instructions for ATEX-approved devices regarding explosion protection.
Guidance on proper installation location and conditions for optimal device function.
Requirements for electrical wiring, safe commissioning, and initial operation procedures.
Initial steps for diagnosing issues before returning the device.
Procedures for safe shutdown, maintenance, repair, and modification guidelines.
Recommended conditions for storing and transporting the instrument to maintain its integrity.
Detailed information on EX zone 22 suitability, device designation, and precautions.
Steps for troubleshooting faults and safe decommissioning procedures.
Specific safety measures for cable glands, unused holes, covers, and cleaning tools.
Overview of the HE 5721 system's purpose and capabilities.
Details on optional features such as relays, pressure switch, and extensions.
Specifications and diagram of the physical dimensions of the solenoid valve controller.
Information on the device's power requirements and voltage compatibility.
Description of front panel controls, displays, and indicators on the basic and extension boards.
Explanation of potentiometer functions and Jumper XS1 for device configuration.
Details on cleaning modes, pause control, and external signal functions.
Explanation of analog/digital inputs and valve/relay outputs, including specifications.
Detailed explanation of Release/Stop, Start/Ap-IN, and Post-cleaning operational functions.
How to reset valve error messages and acknowledge malfunctions.
Role of pressure switch for valve monitoring and selection of cleaning cycle types.
How the system performs Δp-dependent pause control using potentiometers and analog signals.
Graphical representation of pause time curves for various differential pressure settings.
Instructions for adjusting system parameters like Cleaning Stop, Cleaning Start, Alarm, etc., during operation.
A table listing system parameters and a diagram illustrating the cleaning cycle relative to differential pressure and time.
Explanation of display and valve LED row as aids for setting integer parameters accurately.
Overview of the 3-digit display, LEDs, rotary switch, and potentiometers for the Δp-extension.
Details on connecting the differential pressure sensor, including port descriptions and hose compatibility.
Describes the relay output for Δp-alarm, including its contact rating and terminal connections.
Procedure for setting the zero point of the Δp sensor using a potentiometer.
Technical specifications for the valve controller, including inputs, outputs, display, functions, and settings.
Technical specifications for the Δp-controller option, including measuring ranges and sensor details.
Detailed specs for Δp-controller display, ranges, sensor, outputs, and connections.
Comprehensive technical data including mains supply, fuse, power consumption, temperature, and explosion protection.
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