4105A　Soft Case Model
4105A-H　Hard Case Model
• Dust and drip proof.(designed to IEC 529 IP54)
• In addition to the facility for precision measurement, test leads for simplified two wire easuring system also supplied as standard accessories.
(unit can be hung from the neck for simplified measurement)
• Designed to meet IEC 61010-1 safety standard.
• Capable of measuring earth voltage.
• Automatic warning when resistance of auxiliary earth spikes is in excess of tolerance.
• Small and lightweight. Shock resistant new case material.
• 2mA measuring current permits earth resistance tests without tripping earth leakage current breakers in the circuit under test.