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General| Brand | Extech Instruments |
|---|---|
| Model | HD750 |
| Category | Measuring Instruments |
| Language | English |
Input port for pressure measurement.
Port for external power supply.
Second input port for differential pressure.
Shows measurement data, units, and function symbols.
For data acquisition software connection.
Selects the unit of measure.
Displays differential pressure or offsets readings.
Accesses MIN/MAX/AVG recording mode.
Freezes readings or zeros the display.
Switches the display backlight on/off.
Turns the meter on or off.
Location for the battery.
Indicates USB connection for data transfer.
Shows when the meter is in differential mode.
Indicates when the displayed reading is frozen.
Main area showing the measured value.
Shows when MAX/MIN/AVG recording is active.
Symbols indicating MAX, MIN, or AVG values.
Alerts the user to replace the battery.
Displays the current unit for pressure readings.
Shows the time duration for recorded events.
How to power the device on/off and battery status.
Meter automatically shuts off to save battery.
How to select and list of available units.
How to connect tubing to input ports for measurements.
Procedure to set the zero point for measurements.
Creates a reference point for differential measurements.
How to start recording max, min, and avg values.
How to display the maximum recorded value.
How to display the minimum recorded value.
How to display the average recorded value.
How to return to normal operation from record mode.
Error for exceeding input pressure range.
Error for input pressure below reading threshold.
Error for differential pressure out of range.
Error for low differential pressure reading.
Overall technical parameters of the device.
List of supported pressure units.
Measurement precision and consistency.
Speed of readings and maximum pressure.
Details on sensor inputs and tubing connections.
Functionality for freezing readings and sensor technology.
Calibration functions and reading frequency.
Gas compatibility and power saving feature.
USB connectivity and operating conditions.
Battery type, life, and indicators.
Physical size and mass of the device.
Steps to open compartment, replace battery, and close.
Guidelines for safe disposal and handling of batteries.
Table of common pressure unit conversion multipliers.
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