380942-NIST: Extech 380942-NIST True-RMS AC/DC Clamp Meter & Mini Digital Multimeter, 400V, 30A, with NIST 4. True RMS. 5. AC+DC measurement. 6. Low Pass Fliter, 1kHz 3dB attenuation. 7. 3-phase motor test. 8. LoZ voltage test to detect ghost voltage. 9. Inrush current measurement. 10. 2000μA DC measurement for HVAC flame sensor For environmental protection, we do not provide paper brochures, we can provide electronic version of the English manual Fluke 177 True-RMS Digital Multimeter delivers the right features for electrical maintenance experts. With its precision, reliability, and ease of use, the Fluke 177 Digital Multimeter is the preferred solution for professional technicians worldwide. Jan 17, 2018 · If you plan to use the meter in higher voltage systems (110 or 220Vac, 15A max) you should be a bit more careful with the quality and reassurance of the meter. I would look for meters of the like of Fluke 101 (about the same price range as the one you are considering), the Brymen BM231 or the newest BM236R (not available at most places yet). Fluke 325 True RMS Clamp Meter offers big AC/DC features in a small form factor The Fluke 325 Clamp Meter is the top of the 320 Series Clamp Meters. Designed to perform in the toughest environments and provide noise-free, reliable results, you can trust the 325 to help you confidently diagnose all kinds of electrical problems.