±2%F.S. AC/Iron-vane,magnetically damped, DC Annular ±3% 1.5 secondsmaximum 10 timesF.S. 1.5 timesF.S. 2%, 5% for tautband Sharp clear scale. Eachdial arc is calibrated to track the specific typeof movement used. High density blackplastic ±15% of meterimpedance -4°F to +149°F (-20°Cto +65°C) Red,knife-edge Model 553: 2.69"(68.3mm) 523: 2.92" (74.2mm) Model 554: 2.84"(72.1mm) 524: 3.25" (82.5mm) Model 553: 5oz (0.14kg)523: 9 oz (0.26kg) Model 554: 6oz (0.17kg) 524:10 oz (0.28kg) |