We are manufacturers of analog & digital panel meters, spl.sr-72. Snap fit mounting, coated aluminium dial, external magnetic field covered, fasd panels, dol starter & panel.more...
We are manufacturers of square & round analogue panel meters - volt & ampere in different sizes, ranges & models, as per the customer 's requirements. more...
Features : Open daylight plate, clean the instrument using a soft, damp cloth, Place 2-3 drops of sample water on the main prism, Hold daylight plate in the direction of a light source, Turn the focus adjustment, Take the reading where the boundary line of blue and