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.     Description   5 stepped nominal output voltages   Automatic operation   High output power suitable for test lamps   Extended battery life   Magnetic base   Rugged case Good practice requires that two pole voltage detectors are proved to be functioning correctly on a known voltage source, both before and after they have used to verify that a circuit is not live. The Megger MPU690 proving unit provides a portable battery operated voltage source that can verify the correct functioning of a two pole voltage detectors.