Benning CC 4-2. AC current clamp adapter. In combination with the BENNING IT 200 installation tester for measuring ground loop resistance (in conjunction with CC 4-2, item no. 044166). Extends the AC current range of analog and digital multimeters up to 1200 A. Digital display via installation tester/multimeter. Current measuring range/AC 0.2 A - 1200 A. Current type alternating current. Output 1 mA/ 1 A. True RMS measurement (TRMS). Manual measuring range selection. Clamp opening 52 mm. Designed as an adapter for connecting to multimeter. Measuring circuit category Cat III. Max. voltage measuring circuit category 600 V.