The CEM DT-5503 Analogue Insulation Tester is a highly compact and easy to use Insulation and Continuity Tester with a large analogue display CEM DT-5503 Features: Three Insulation Test ranges 250 V, 500 V and 1000 V 3 Ω Continuity range and a 500 Ω Resistance range Equipped with a “Live Circuit Warning” plus also displays the actual AC voltage measurements of the supply 3 mA test current for MΩ range at rated voltage 210 mA short current for continuity range Bright backlight function IEC10101, CATIII 1000V Includes 6 AA batteries, test leads and soft carrying case CEM DT-5503 Specification Insulation Test DC Test Voltage 250V 500V 1000V Measuring Ranges (Mid-Scale Value) 0-100MΩ(1MΩ);0-200MΩ(2MΩ);0-400MΩ(4MΩ) Rated Current 1mA DC 20%, -0% Output short Circuit Current 1.3mA DC approx Accuracy Guaranteed Ranges 0.05-10MΩ ±5%; 0.1-20 Ω ±5%; 0.2 -40MΩ ±5%; Accuracy ±7% of Scale length at ranges other than above ranges Continuity Test Ranges Accuracy ±1.5% of Scale Length Open Circuit Voltage Output 4.1VDC (Approx) Short Circuit Current Output 210mA Min AC Voltage Warning AC Voltage Range 0-600V AC for 30 seconds Accuracy ±5% of Scale Length Input Impedance 1.2MΩ General Withstand Voltage 7400V AC 50Hz or 60Hz for one minute between electrical circuits and housing case Safety Standards IEC 61010-1 CAT III
