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General| Brand | Guildline |
|---|---|
| Model | Autosal 8400B |
| Category | Laboratory Equipment |
| Language | English |
Manual covers technical specs, description, maintenance, parts lists, and diagrams for the Guildline 8400B.
Details the instrument's application and physical layout.
Describes the instrument's use in land-based or sea-borne labs for determining salinity.
Details the instrument's cabinet dimensions, construction, and panel layout.
Provides guidance on instrument usage, carrying, transportation, and storage.
Covers general care and maintenance for optimal performance.
Instructions on safe lifting, draining fluids, and preventing damage during transport.
Refers to the maintenance schedule for planning in-service maintenance.
Steps for inspecting the instrument upon receipt for damage and completeness.
Lists operating/storage conditions, power, voltage, dimensions, weight, and outputs.
Details measurement range, accuracy, stability, resolution, sample volume, and bath temperature.
Explains the principle of measuring conductivity ratio of saline samples at controlled temperature.
Describes the tank configuration, bath circulation, and sample flow path.
Details the precision control system for maintaining bath water temperature.
Discusses the effect of sample flow rate on stable readings and temperature stabilization.
Provides a schematic and explanation of the circuit measuring cell resistance.
Explains how the conductivity signal is converted to a digital number for display.
All primary instrument controls and indicators are located on the front panel.
Details all instrument controls including flow rate, tank drain, function, and temperature settings.
Describes the digital display and bottle number indicators on the front panel.
Outlines the steps required for installing the instrument.
Provides a step-by-step procedure for instrument installation.
Performs initial start-up checks for the instrument.
Describes methods for filling the temperature bath.
Conducts checks to verify the instrument's basic functions.
Verifies the accuracy and stability of the bath temperature control.
Details the procedure for checking the conductivity cell's functionality.
Outlines the instrument operating sequence and basic practices.
Describes the sequence for checking zero reference, standardizing, and measuring.
Procedure to ensure the instrument's zero reference is properly calibrated.
Step-by-step guide for standardizing the instrument with sea-water.
Instructions for measuring the conductivity ratio of a sample.
Methods for converting instrument readings to salinity values.
Recommended practices for optimizing instrument performance and service life.
Guidelines for achieving the best possible measurement accuracy.
Details the guaranteed accuracy of the instrument.
Recommendations for repeatable results beyond rated instrument accuracy.
Suggested methods for handling samples to achieve optimal measuring results.
Procedure to remove sample bottle while keeping the conductivity cell full.
Method to remove water from pickup tube to prevent sample contamination.
Describes the BCD output capabilities and recommended cable.
Details the pinout and logic for the 50-pin BCD output connector.
Instructions for using the BCD output for data logging.
Describes the physical layout and location of instrument components.
Details the instrument chassis mounting within the rack cabinet.
Provides views of the instrument chassis's rear, front, and top panels.
Introduction to the electronic circuitry operation.
Explains the operation of the power supply circuitry and voltage regulation.
Details the bridge network and circuitry for bath temperature control.
Explains the operation of the conductivity measurement circuit, including signals and components.
Describes the meter assembly which converts signals to digital numbers for display.
Details the meter circuit's digital voltmeter chip set, clock, drive, and decoding.
Explains the display circuit's logic for decoding switch settings and driving LED displays.
Introduction to maintenance procedures that can be done with the instrument installed.
Periodically examine instrument interior for loose connections, spills, and check heater lamps.
Instructions for cleaning the instrument case and neutralizing corrosive surfaces.
Describes the two-stage operation to access the instrument interior.
Tests to verify bath temperature accuracy and stability.
Procedure to test the display meter functionality.
Step-by-step instructions for replacing the instrument's heater lamps.
Procedure for removing the conductivity cell for cleaning, inspection, or replacement.
Details the work required for pump servicing, including lubrication and filter replacement.
Step-by-step instructions for performing pump servicing.
Supplements maintenance section with further servicing details and calibration procedures.
Provides a recommended maintenance schedule for laboratory and shipboard use.
Procedures referred to in troubleshooting that may be necessary for servicing.
Instructions for cleaning blocked flushing tubes on the conductivity cell.
Simple checks for the thermoelectric cooling unit's functionality.
Checks for impeller operation, drive system, and belt condition.
Procedure to check the functionality of the bath heater lamps.
Instructions for removing the top panel for maintenance access.
Recommended procedure for tank removal, typically done at the factory.
Step-by-step procedures for testing electronic performance and calibrating the instrument.
Procedure for calibrating the instrument's power supply.
Checks and adjustments for the conductivity PCB.
Procedure for calibrating the instrument's meter circuit.
Steps for balance, zero, and gain adjustments for optimal performance.
Outlines procedures for diagnosing and solving operating/accuracy problems, emphasizing sample handling.
Lists standard spare parts supplied with the instrument and available separately.
Describes a kit for extended operation, recommended for shipboard use.
Information on the replacement motor kit for air pumps.
