CALL; A.WIHARTA 081294124885 085778084789 087784022201 Karya Mandiri Instrument indonesia adalah supplier peralatan laboratorium baik eletronik maupun mekanik, serta berbagai macam instrument measurement, dengan didukung dari berbagai macam merk dari negara negara Eropa, US, dan beberapa negara di Asia seperti Korea, Japan dan Taiwan. Instrument yang kami sediakan seperti : Anemometer, Analitical Balance, Spectrophotometer, pHmeter, Laser survey, Micropipette, Peristaltic Pump, Flame photometer, Water bath heating cooling, Colorimeter, Water Strirer, Viscometer. Freezers, Refractometer, Polarimeter, Sound Level meter, Tachometer. Dll Kami juga menerima jasa service dan kalibrasi untuk peralatan laboratorium sesuai kemampuan kami.   KYORITSU 4105A EARTH TESTER Dust and drip proof.( designed to IEC 529 IP54) In addition to the facility for precision measurement, test leads for simplified two wire measuring 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. SPECIFICATION : Measurement Ranges Earth Resistance: 0~ 20© / 0~ 200© / 0~ 2000© Earth Voltage [ 50, 60Hz] : 0~ 200V AC Accuracy Earth Resistance: ± 2% rdg± 0.1© ( 20© range) | ± 2% rdg± 3dgt ( 200© / 2000© range) Earth Voltage: ± 1% rdg± 4dgt Overload Protection Earth Resistance: 280V AC for 10 seconds across 2 of the 3 terminals Earth Voltage: 300V AC for 1 minute Safety Standard IEC 61010-1 CAT.III 300V Pollution Degree 2, IEC 61557 Applicable Standard IEC 60529 IP54 Withstand Voltage 3700V AC for 1 minute Power Source R6P ( AA) ( 1.5V) × 6 Dimensions 105( L) × 158( W) × 70( D) mm Weight 550g approx.