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This operation manual describes the composition, mode of operation and use of the oxygen monitor SGM7.2.4.
Explains symbols for imminent danger, indirect danger, and proper handling.
Explains the NERNST equation and the sensor's basis on oxide ion conductivity.
Discusses dependencies for free and bound oxygen and equation validity.
Details the internal pump and adjustable flow rates (HIGH/LOW).
Specifies measuring error limits and factors affecting low concentration accuracy.
Describes operating hours counter and maintenance interval settings.
Lists description, application, measuring range, and accuracy.
Details dimensions, weight, gas input/output connections.
Covers current supply, consumption, and cell heater specs.
Provides details on RS-232 serial interface, protocol, and error codes.
Explains pump control commands via RS232 and pin configuration.
Provides a general overview of the SGM7.2.4's portable device composition.
Shows a diagram illustrating the general composition of the SGM7.2.4.
Explains the sensor's tube, electrodes, and heating mechanism.
Illustrates the data processing flow with a block diagram.
Details how to connect and use the device's components.
Explains the device is firmly connected to the current supply via a cable.
Describes indicators, controls, and keypad on the front panel.
Details components located on the rear panel like gas inlet/outlet and interfaces.
Specifies requirements for a dry, dust-free, stable environment and socket protection.
Outlines steps for setup, connecting measurement points, and power.
Describes how to switch on the device and interpret initial measurements.
Details device startup, warm-up time, and display of initial values.
Explains the two adjustable gas flow rates and pressure recommendations.
Covers programming limit values and relay output for messages.
Explains setting and resetting the maintenance interval for the carbon filter.
Lists status codes, display messages, and their meanings.
Details how to adjust device parameters for optimal performance.
Provides an overview of adjustable parameters like display, output, and limits.
Describes the main display, LED status visualization, and settings menus.
Covers language, baud rate, contrast, and beep settings.
Details setting limit values and delay times for alarms.
Configures analog output range, zero point, and end mark.
Details the process for zero calibration, including measurement and calibration values.
Outlines the steps for span gas calibration, including setting gas concentration.
Provides detailed instructions for calibrating the oxygen monitor.
Explains balancing sensor offset by flushing with ambient air and calibrating.
Describes using certified test gas to calibrate the oxygen concentration measurement.
Lists calibration status messages like OK, WAIT, BREAK, TIME OUT, OUT OF RANGE, FAILED, START.
Guides users on identifying and resolving common disturbances and errors.
States electronics and measuring cell are maintenance-free; send for overhaul if defective.
Details how to turn off, disconnect, and replace the internal fuse.
Describes the activated carbon filter construction and its use.
Explains the filter's composition with caps, tube connections, and pre/fine filters.
Discusses how organic components are adsorbed and signs of filter saturation.
Provides step-by-step instructions for replacing the activated carbon filter.
Lists technical specifications for the activated carbon filter (weight, volume, duration).
Presents the EC declaration of conformity with relevant directives and standards.
Details warranty terms, coverage, exclusions, and liability limitations.
General| Brand | ZIROX |
|---|---|
| Model | SGM7.2.4 |
| Category | Measuring Instruments |
| Language | English |
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