Metrel-A-1143-Euro-Z-290-A-Professional-Portable-High-Current-Impedance-Tester-Metrel-A1143-P-The-Metrel-A-1143-Euro-Z-290-is-a-Professional-Portable-High-Current-Impedance-Tester-intended-for-low-impedance-measurements-in-environments-up-to-CAT-IV-310V-It-can-operate-alone-or-in-combination-with-the-METREL-instruments-High-precision-line-impedance-&-high-precision-fault-loop-impedance-measurements-in-range-from-1m-Omega-up-to-19-99-Omega-are-its-excellence-P-P-The-built-in-LCD-off