Measuring instrument of resistance of grounding F4103-M1 (used)

Specification:

• Accuracy classes according to GOST 8.401-80 — 4,0 on the range of (0-0,3) Ohms and 2,5 on other ranges.
• Limits of the given error allowed main are equal to ±4% on the range of (0-0,3) Ohms and ±2,5% on other ranges from final value of range of measurement.
• Frequency of measuring current is ranging from 265 Hz to 310 Hz.
• Alternating voltage on clips of T1 and T2 at the opened external chain no more than 36 Century.
• Power supply of the measuring instrument is carried out from nine elements 373, A373 (R20, LR20) or from an external source of a direct current from 11,5 V till 15 Century.
• Consumption current from the power supply no more than 160 ma.

Service conditions:

• Air temperature from minus 25 °C to plus 55 °C,
• Relative humidity of air to 90% at a temperature plus 30 °C.
• The mass of the measuring instrument is no more than 2,2 kg.
• Overall dimensions: 305 mm x 125 mm x 155 mm.