What should I do if my jenway 7300 Measuring Instruments show Err 4 Microswitch Failure?
If your Jenway Measuring Instruments display 'Err 4 - Microswitch Failure', it indicates that the microswitch is broken. Contact a service technician.
General| Brand | jenway |
|---|---|
| Model | 7300 |
| Category | Measuring Instruments |
| Language | English |
Provides a general overview of the 7300 and 7305 spectrophotometers and their features.
Details the technical specifications for both the 7300 and 7305 models, including wavelength range and photometrics.
Lists the items included in the spectrophotometer packaging for both models.
Instructions for placing the unit, connecting the power supply, and initial power-up.
Describes the dot matrix display and shows the main menu screen layout.
Explains the keypad layout and soft key functions for navigation and operation.
Identifies and describes the ports and switches located on the rear of the instrument.
Identifies the components on the front of the instrument, including printer, keypad, lid, and display.
Explains UV-visible spectroscopy and the Beer-Lambert law.
Details the main components of a spectrophotometer and illustrates the optical path.
Provides recommendations for optimal performance, sample handling, and cuvette selection.
Explains how to navigate the main menu and access measurement modes and settings.
Instructions for setting and formatting the instrument's current time and date.
Accessing settings for screen contrast and lamp save functions.
Adjusting the brightness of the instrument's display screen for better visibility.
Configuring the automatic shut-off timer for the lamp to conserve energy.
Overview of parameters adjustable within the photometrics measurement mode.
Basic setup for photometrics, focusing on wavelength and display format selection.
Instructions on how to adjust the measurement wavelength using the instrument's controls.
Step-by-step guide for calibrating the instrument using a blank solution before measurement.
Procedure for measuring a sample after the instrument has been calibrated.
Overview of parameters adjustable within the concentration measurement mode.
Initial setup for concentration measurements, including wavelength selection.
Instructions on how to select the measurement wavelength for concentration analysis.
Configuring wavelength, units, resolution, standard, or factor for concentration measurements.
Guide to choosing the appropriate unit for displaying concentration results.
Adjusting the display resolution for concentration values (e.g., 0.1, 0.01).
Entering a standard value for calibration when the concentration factor is unknown.
Entering a known concentration factor to calculate results directly.
Procedures for zero calibration and calibration using a standard or factor.
Step-by-step guide to performing calibration using a standard solution.
Procedure for calibrating the instrument using a known factor.
General process for measuring a sample after calibration in concentration mode.
How to measure a sample following calibration with a standard.
How to measure a sample following calibration with a factor.
Options available after measurement, including changing units or calibration values.
Adjusting the displayed concentration unit post-measurement.
Notes limitations on changing concentration factor after calibration.
Notes limitations on changing calibration standard value after calibration.
Covers printing results and configuring print settings like destination and language.
Configuring print destination (internal/external printer) and language.
How to initiate printing of the currently displayed results.
Functionality for automatically performing and storing repeat measurements.
Configuring the number of repeat measurements for autologging.
Choosing the destination for autologged results (printer or PC).
Steps for installing and connecting the instrument to a PC for data transfer.
Lists available optional accessories with their part codes.
General guidance on fitting passive and active accessories to the instrument.
Step-by-step instructions for connecting the optional internal printer.
Instructions for installing passive accessories into the sample chamber.
Specific installation steps for the water-heated cuvette holder accessory.
General guidance for installing active accessories into the instrument.
Installation procedure for the automatic 8-cell turret accessory.
Installation procedure for the Peltier accessory for temperature control.
Installation procedure for the sipper pump accessory.
Details on installing and using the combined sipper Peltier pump.
General instructions on operating the installed accessories.
How to perform measurements using the automatic 8-cell turret.
How to adjust and use the Peltier accessory for temperature control.
Operating the sipper pump in manual or timed modes.
Detailed steps for operating the sipper pump in manual mode.
Detailed steps for operating the sipper pump in timed mode.
Operation of the combined sipper Peltier pump.
Lists available spare parts with their part codes.
General cleaning, dust prevention, and care for the instrument.
Procedures for replacing the instrument's light source (tungsten or xenon).
Specific steps for replacing the tungsten halogen lamp on the 7300 model.
Information on replacing the xenon lamp module on the 7305 model.
Contact details and procedures for obtaining technical support and repair services.
Lists common error codes, their meanings, likely causes, and recommended solutions.
Addresses common operational problems and their solutions.
Contact information for assistance with applications and product usage.
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