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General| Wavelength Accuracy | ±1 nm |
|---|---|
| Wavelength Repeatability | ±0.1 nm |
| Wavelength Range | 190 to 900 nm |
| Light Source | Deuterium Lamp (UV), Tungsten Lamp (VIS) |
| Drift | 1 x 10-4 AU/h |
| Time Constant | 0.1, 0.2, 0.5, 1, 2, 5 s (selectable) |
| Cell Path Length | 10 mm |
| Bandwidth | 8 nm |
Overview of the service manual and its application to SPD-20A/AV/UFLC detectors.
Details the light path and components within the instrument's optical system.
Outlines the main sections of the instrument's electrical system.
Describes the components and layout on the front panel of the instrument.
Details the various controls and buttons used for instrument operation.
Explains the internal components visible after opening the front cover.
Covers the components and connections on the instrument's right and bottom panels.
Details the connectors and components located on the rear panel.
Provides an overview of the internal layout and major subassemblies.
Illustrates and lists the primary internal parts of the optical unit.
Provides assembly drawings and parts lists for the temperature-controlled flow cell.
Lists and describes various auxiliary functions available on the instrument.
Details functions related to system settings and controller communication.
Describes functions for monitoring instrument status and parameters.
Lists and describes functions accessible via the VP (Virtual Panel) interface.
Outlines functions for instrument validation and performance checks.
Details functions used for instrument calibration procedures.
Lists functions available only in the factory mode for advanced settings.
Provides procedures for cleaning the instrument's temperature-controlled flow cell.
Details the procedures for aligning and adjusting the instrument's optical components.
Highlights functional differences between current and older instrument models.
Explains how to adjust the operational amplifier gain for light intensity.
Covers additional functions accessible through the VP interface, like serial numbers and time.
Guides users on diagnosing issues based on observed operational symptoms.
Explains how to interpret error messages for troubleshooting.
Lists common electrical circuit issues and their diagnostic points.
Shows the physical layout of PCBs and cable connections for the SPD-20.
Provides the detailed schematic for the LC20-KEY circuit board.
Presents the schematic diagrams for the SPD20-MAIN circuit board.
Details the circuit diagrams for the power supply unit.
Shows the circuit diagram for the PB-1 ASSY component.
Lists parts that are consumed during operation or require regular replacement.
Lists specific parts for repairing the optical components of the instrument.
Lists all parts associated with the temperature-controlled flow cell and plumbing.
Lists the various electrical components and assemblies used in the instrument.
Lists and illustrates optional accessories and their components.
Details the parts and diagram for the solvent recycle valve accessory.
