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What are CAT (Category) Safety Ratings in Multimeters? - Another Teaching Moment | DigiKey

Category Safety Ratings, or CAT ratings for short, are used to determine the correct multimeter required when measuring electrical equipment in specific situations or configurations. If you’ve ever used a multimeter or examined a datasheet for one, you’ve likely noticed a CAT safety rating. According to the IEC (International Electrotechnical Commission), multimeter manufacturers must follow specific safety testing guidelines to ensure each manufactured device meets or exceeds its stated rating. This video demonstrates the four, load type CAT level designations designed to protect end users from unintentional contact with electric energy which may result in serious injury or death.

2/24/2020 7:04:29 PM

Part List

KuvaManufacturer Part NumberKuvausSaatavana oleva määrä HintaNäytä tiedot
DGTL MULTIMETER PRO DMM480-001DGTL MULTIMETER PRO DMM0 - Immediate$34.54Näytä tiedot
DUAL ALPHANUMERIC DISPLAY - WHIT2153DUAL ALPHANUMERIC DISPLAY - WHIT0 - Immediate$6.87Näytä tiedot
SMART SMD TESTER10829SMART SMD TESTER8 - Immediate$41.03Näytä tiedot
DATALOGGING CAT IV TRMS DMMMM750WDATALOGGING CAT IV TRMS DMM0 - Immediate$141.55Näytä tiedot
DIGITAL MULTIMETER, MANUAL-RANGIMM300DIGITAL MULTIMETER, MANUAL-RANGI0 - Immediate$31.91Näytä tiedot
DIGITAL MULTIMETER, AUTO-RANGINGMM400DIGITAL MULTIMETER, AUTO-RANGING0 - Immediate$52.75Näytä tiedot
DIGITAL MULTIMETER, AUTO-RANGINGMM600DIGITAL MULTIMETER, AUTO-RANGING0 - ImmediateSee Page for PricingNäytä tiedot
DIGITAL MULTIMETER, AUTO-RANGINGMM700DIGITAL MULTIMETER, AUTO-RANGING162 - Immediate$95.60Näytä tiedot
USB DIGITAL METER- TYPE AET900USB DIGITAL METER- TYPE A0 - ImmediateSee Page for PricingNäytä tiedot
USB DIGITAL METER & TESTER- TYPEET910USB DIGITAL METER & TESTER- TYPE0 - ImmediateSee Page for PricingNäytä tiedot
USB DIGITAL METER - TYPE A AND CET920USB DIGITAL METER - TYPE A AND C23 - Immediate$40.10Näytä tiedot