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General| Brand | TESTO |
|---|---|
| Model | 325M |
| Category | Measuring Instruments |
| Language | English |
Introduction to the product and customer thank you.
Details on document copyright, reproduction, and modification rights.
Explanation of warning triangles, danger levels, and important notes.
Lists conformity certificates and TÜV approval for the product.
Essential safety instructions for operation, handling, and proper disposal.
Describes the intended applications and specific tasks for the analyser.
Details the various power sources available for the instrument.
Describes the instrument's display layout and battery status indicators.
Explains the operational purpose of each button on the device.
Identifies and describes the different connection ports on the analyser.
Describes external parts of the analyser not covered elsewhere.
Illustrates the main menu hierarchy and sub-menus of the analyser.
Shows a visual representation of the gas flow through the analyser.
Step-by-step guide for inserting batteries or rechargeable battery packs.
Instructions for connecting the analyser to the mains power adapter.
Guide for connecting flue gas and ambient air probes to the device.
Steps to switch on the analyser and perform the initial zeroing phase.
How to navigate through menus and select desired options.
Methods for accurately measuring the ambient air temperature.
Procedures for measuring flue gas temperature using the probe.
Guidance on checking the condensate trap and filter status.
Correct procedures for powering down the instrument.
How to select the appropriate fuel type for measurements.
Method to configure the order of parameters shown on the display.
Setting measurement units for pressure, temperature, and gas readings.
Instructions for setting the instrument's current date and time.
Step-by-step guide to perform flue gas measurements.
How to measure draught and gas flow pressure accurately.
Detailed instructions for performing draught measurements.
Procedures for measuring gas flow pressure in heating systems.
How to measure flow and return temperatures in heating systems.
Procedure for measuring undiluted carbon monoxide levels.
How to measure carbon monoxide in the surrounding air.
Instructions for printing the currently displayed measurement data.
How to save, read, and delete measurement data from memory.
Instructions for printing stored measurement data from memory.
Steps to replace standard batteries or the rechargeable battery pack.
Procedures for safely emptying the condensate trap.
Instructions for changing the instrument's filter.
Guidelines for cleaning the exterior housing of the analyser.
How to clean the flue gas probe pipe to ensure accurate readings.
Step-by-step guide for replacing the thermocouple.
Detailed procedures for cleaning the internal flue gas pump.
General instructions for replacing the instrument's measuring cells.
Specific steps for changing the CO measuring cell in the testo 325M.
Specific steps for changing the O2 measuring cell in the testo 325M.
Specific steps for changing the CO/H2 measuring cell in the testo 325XL.
Specific steps for changing the O2 measuring cell in the testo 325XL.
Instructions for putting the analyser back together after maintenance.
Procedure for calibrating the O2 measuring cell for accurate readings.
How to enter cell coefficients for CO/H2 measuring cells.
Common issues encountered when switching on the analyser and their solutions.
Common issues encountered during measurements and their remedies.
Common issues encountered when switching off the analyser and their remedies.
Detailed specifications on measurement ranges and accuracy for both models.
Lists power supply, battery life, dimensions, and warranty information.
Presents fuel-specific factors used in calculations.
Provides the mathematical formulas used by the analyser for calculations.
Comprehensive list of available accessories and their part numbers.
A condensed summary of essential operating procedures.
Condensed steps for selecting measurement units.
Condensed steps for performing flue gas measurements.
Condensed steps for performing draught measurements.
Condensed steps for printing measurement readings.
Condensed steps for saving, reading, and deleting data.
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