Specification
The Megohmmeter Model 6503 is a compact, self-contained, hand-cranked True Megohmmeter® . This practical and dependable instrument is designed for a broad range of plant and field service applications, such as acceptance testing and preventive maintenance of wiring, cables, switchgear and motors. The easy hand-cranked operation provides a steady, DC voltage output across the entire range for consistently reliable readings. The Model 6503 has three test voltages for insulation resistance testing: 250V, 500V and 1000V. Test voltages are generated in full across the entire measurement range.
Features:
True Megohmmeter®
Test voltages of 250V, 500V and 1000V
LED indicates constant voltage output and proper cranked speed
Automatic discharge when measurement is finished
Auto-Ranging â dual scale operation for better sensitivity and easier readings
Compact self-contained package; folded crank
Large direct reading scale
Applications:
Acceptance testing and preventive maintenance
Test motors, cables, switchgears and electrical wiring installations
Continuity checks
Check domestic and Industrial wiring
Includes:
Test leads
Test probe
Clips
User Manual
Soft carrying case ( attaches to the carrying strap)
Specifications:
Short Circuit Current : 5mA ( max)
Accuracy : 2% of Scale Length
Automatic Discharge : 8s/ ¼ F
Power Source : Hand-cranked, heavy duty brushless alternator and solid state rectification and amplification for stable voltage; test voltage reached at 140rpm ( approx)
Dielectric Test : 2000V, 50/ 60Hz, between ( â ) , ( + ) , and ground terminals
Meter Movement : Rugged taut band suspension
Dimensions : 4.7 x 4.4 x 5.3 " ( 120 x 111 x 135mm) with lid
Weight : 2.5 lbs ( 1.1kg)
Case : Cast aluminum alloy case and lid painted safety-yellow, with heavy duty gray polycarbonate front panel;
: O-ring sealed against water and dust; folding crank
Terminals : Guard â + â Line ( red) ; â â â earth ( black) ; and ground; accept standard 4mm banana plugs
Rating : EN 61010-1, 600V CAT II; 300V CAT III, Pollution Degree 2
Double Insulation : Yes
CE Mark : Yes