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General| Brand | Mastech |
|---|---|
| Model | MS2115B |
| Category | Measuring Instruments |
| Language | English |
Comply with standard safety rules and check for transport damage before use.
Select correct function/range, avoid exceeding limits, and follow safety procedures during measurements.
Explanation of safety marks like Warning, Dangerous conductor, Double insulation, and CAT III.
Guidance on meter care, cleaning, and battery replacement precautions.
Overview of the clamp meter's features, portability, and measurement capabilities.
Detailed explanation of rotary switch functions, buttons, and input/common jacks.
Description of the LCD screen layout and symbols indicating measurement status.
Covers automatic/manual ranging, overload protection, display, power, environment, and dimensions.
Detailed accuracy, resolution, and range for AC/DC current, voltage, and other measurements.
Explanation of True RMS measurements for non-sinusoidal signals and input signal requirements.
Details accuracy and resolution for AC current measurements across different ranges.
Details accuracy and resolution for DC current measurements across different ranges.
Specifications for surge current measurement, including time of integration and frequency range.
Details accuracy and resolution for DC voltage measurements across different ranges.
Details accuracy and resolution for AC voltage measurements across different ranges.
Specifications for frequency measurement via clamp head and voltage input.
Specifications for duty ratio measurement, including range and accuracy.
Details accuracy and resolution for resistance measurements across different ranges.
Specifications for continuity testing, including resistance threshold for buzzer sound.
Details accuracy and resolution for capacitance measurements across different ranges.
Specifications for diode testing, including forward voltage drop and probe connection.
How to activate and deactivate the reading hold feature using the HOLD key.
Instructions for switching between auto and manual range modes using the RANGE key.
Guide on operating the backlight and clamp head light, including battery life considerations.
How to use the MAX/MIN key to capture and display maximum or minimum measurement values.
Procedure for switching between AC/DC or resistance/diode/continuity functions.
Using REL/ZERO for relative measurements and DC current zeroing.
How to enter and perform surge current measurements using the INRUSH key.
Explanation of the auto power-off function, its timing, and how to cancel it.
Steps for turning on the meter, checking battery, and connecting probes for voltage testing.
Instructions for measuring AC and DC current using the clamp head and rotary switch.
Steps for measuring AC and DC voltage by connecting probes to COM and INPUT jacks.
Procedure for measuring frequency and duty ratio using the HZ position and probes.
How to measure resistance using the Ω≠ position and connecting probes to the circuit.
Procedure for testing diodes, including probe connection and reading forward voltage drop.
How to perform continuity tests and the condition for the buzzer to sound.
Steps for measuring capacitance, including discharging the capacitor before measurement.
How to perform non-contact voltage detection and adjust sensitivity.
Instructions for installing software, connecting the meter via USB, and uploading data.
Procedure for safely replacing the meter's battery, with a warning about electrical shock.
Guidance on replacing probes with identical specifications and checking their condition.
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