Do you have a question about the GB Instruments GDT-190A and is the answer not in the manual?
Diode Test | Yes |
---|---|
Continuity Test | Yes |
Display Type | LCD |
Battery Type | 9V |
DC Voltage | 200mV/2V/20V/200V |
AC Voltage | 200V |
DC Current | 200µA/20mA/200mA/10A |
Resistance | 200Ω/2kΩ/20kΩ/200kΩ/2MΩ |
Display Digits | 3.5 digits |
Dimensions | 1.2 inches |
Crucial safety instructions for operating the multimeter safely and preventing hazards.
How to test automotive batteries for proper voltage and condition.
Measuring voltage output from vehicle alternators and generators.
Testing common household batteries to determine their voltage levels.
Examples of common automotive DC amperage measurements.
How to measure AC voltage at wall outlets and check grounding.
Measuring AC voltage in various appliance receptacles.
Testing circuit breakers for correct AC voltage.
Verifying continuity of extension cords.
Testing appliance cords for internal breaks or open circuits.
How to test fuses for continuity to determine if they are functional.
Checking electrical switches for continuity in various positions.
Testing heating elements for continuity to diagnose appliance issues.
Verifying continuity of thermostat contact points.