Supposing that RE is 100 Ω and an earth resistance to be measured is 100 Ω ,for example, the true earth resistance value may be ex re is greater than 0(zero),a true earth resistance may be give as: REX ≤ 100 Ω In case we measure earth resistance not greater than several tens of ohms we may consider the ...MASTECH MS5209 Analog Earth Resistance Test Meter Megger Megometro Analog 1-1K Low Power Pointer Ground ResistanceTester. May 06, 2022; 82; ... 1 * MS5209 Earth Resistance Tester 1 * Set test leads 1 * User manual . More Information. DIY Supplies. ELECTRICAL. Model Number. MS5209. Measuring Range. 10/100/1000ohm. Testing Voltage.Buy MS5209 Analogue Grounding resistance meter M5209, -Earth resistance 10/100/1000ohm, -Earth voltage 30V AC (5kohm/v approx.), Earth voltage By rectifier type 5K/V approx. ... Features: Digital Earth Resistance Meter, Resistance Tester . Digital LCD display, Small size, Light weight, High precision.Quality mastech ms5209 earth resistance tester with free worldwide shipping on AliExpress Help. Customer Service; Disputes & Reports; Report IPR infringement ... MASTECH MS5209 ANALOG EARTH RESISTANCE TESTER Pointer Ground Earth Resistance Test Meter Megger Megometro ohm. US $98.00 + Shipping: US $39.74.