Model : MM-107

• Most suitable for very very high resistance measurements. (Highest range 1 x 10¹³ Ohms (or 1 x 10⁷ Meg Ohms) for Model No. MM-107

• Conforms to INSULATION RESISTANCE TEST as per BIS : 694 & 1554 - wire & cable manufacturers.

• Application Spectrum cover power & communication cables, PVC polyethylene & Teflon cables; capacitors, transformers, switches and volume resistivity of insulating material e.g. varnish etc.

• Specially designed to give  stable reading of high accuracy

• Stable infinity at all ranges even under high humidity

• Conspicious meter scale give clear visibility

• O/P Voltage for measurement of regulated & short-circuit protected

• Reproducible Measurements (Same accuracy is maintained for long periods) (Highest range offered : 1 x 10¹⁴ Ohms or 1 x 10⁸ Meg Ohms) for model No. MM-108   

• Range : 1 Megohm to 1 x 10⁷ Megohms

• Accuracy : Better than ±5% for resistance and ±1% for voltage

• Multiplier : 6 Ranges (1, 10, 10², 10³, 10⁴, 10⁵) 

• Meter : Dual Range 0-600V DC & resistance measurement range 0 to 100 (Logrithmic scale) Meter movement is of Moving Coil type, central magnetic core to avoid any stray magnetic field effect.

• Voltage : Adjustable at any voltage from 70 to 600V.

• Repeatability : All components are of best quality and procured from reputed manufacturers. Design for power supply is rugged and provided with excellent regulation (Line & Load regulations are better than 0.1%) & is short circuit protected. Special quality moving coil type, central magnetic core meters are best possible meters which will give error free measurements for years. Specially designed very high insulation washers make it stable infinity even under high humidity. It provides stable reading to high accuracy years after years. Mains operated 220V A.C., 50Hz. supply is required.

• Accessories : Standard Megohm box model No. SMB-5A (5 different values of 2M, 20M, 200M, 2 Gega & 20 Gega Ohms.)

• Other Models :

• MM-107D - Same range as above but provided with digital display for test voltage.           

• MM-108 - Same as MM-107 but provided with additional one range. Range provided : 1Megohm to 1 x 10⁸ Mehohms 

• MM-108H - Same as MM-108 but provided with higher voltage. Range provided : 1 Megohm to 1 x 10⁸ Megohms. Voltage range : 400V to 1000V.