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Metrel MI 3290 GX Earth Analyser, GX set (all methods)

Metrel MI 3290 GX Earth Analyser, GX set (all methods)

Brand
Metrel
Model number
MI 3290 GX

Full-function earth analyser: 2/3/4-pole, selective, stakeless, HF 25 kHz and 10/350 µs impulse earth resistance, pylon tests with flex clamps, step / touch voltage and low resistance; Li-ion or mains, IP65.

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Key features

  • Earth Resistance 2,3,4 -pole
  • Selective Earth Resist (1 x clamp)
  • Earth Resistance (2 x iron clamps)
  • Specific Earth Resistance (Wenner and Schlumberger method)
  • HF-Earth Resistance (25 kHz, acc. to IEEE_Std 81)
  • Earth Resistance of mono pylons with 10 m flex clamp
  • Earth Resistance of multi–leg pylons with up to four flex clamps
  • Current measurement (Iron, flex clamps)
  • Low Ohm measurement 7 mA and 200 mA
  • Earth Potential
  • Step and contact measurements
  • Impulse Earth measurement 10/350 µs
  • Possibility of performing different types of earth measurements with a single instrument
  • Analysis of earth impedance as a function of the frequency due to a wide measurement frequency band (55 Hz ... 15 kHz)
  • Earth measurements on pylons with protective earth cable connected
  • Measurement on mono towers and 4-leg tower
  • A wide variety of measuring clamps: from iron clamps to flex clamps with 10 m length
  • HF-Earth resistance measurement (acc. to IEEE_Std 81)
  • Sweep mode Z(f) on screen
  • High resolution colour touch screen, 4.3” TFT
  • Floating Mains (universal 90 … 260 V AC) or battery powered (built in fast charger)
  • High degree of protection: IP 65 case closed, IP 54 case open

Specifications

Earth resistance
2, 3, 4-pole0.010 Ω ... 19.99 kΩ at 55 Hz ... 329 Hz, ±⁠(3 % of reading + 3 digits); frequency sweep to 15 kHz
Test signalOpen-terminal 20 or 40 VAC; short-circuit test current > 220 mA
Selective with iron clamp0.010 Ω ... 19.99 kΩ; ±⁠(8 % of reading + 3 digits)
Two iron clamps (stakeless)0.00 Ω ... 100 Ω; ±⁠(5% of reading + 2 digits) up to 9.99 Ω
HF 25 kHz (IEEE Std 81)0.00 Ω ... 299 Ω; ±⁠(3 % of reading + 2 digits)
Impulse 10 / 350 µs0.0 Ω ... 199 Ω; ±⁠(8 % of reading + 8 digits)
Pylons with flex clamp0.010 Ω ... 19.99 kΩ, ±⁠(8 % of reading + 3 digits); passive mode 0.00 Ω ... 19.99 kΩ
Specific earth resistance
Wenner and Schlumberger0.00 Ωm ... 19.99 kΩm (calculated)
Earth potential
Earth potential, step / touch0.0 mV ... 49.99 V (calculated)
Resistance
DC resistance 200 mA / 7 mA0.00 Ω ... 1.99 kΩ, ±⁠(2 % of reading + 2 digits) / 0.00 Ω ... 19.9 kΩ
Current
Current RMSIron clamp 1.0 mA ... 7.99 A; flex clamp 10 mA ... 49.9 A
General
Battery power supply14.4 V DC (4.4 Ah Li-ion)
Mains power supply90-260 VAC, 45-65 Hz, 100 VA (300 V CAT II)
Degree of protectionIP 65 (case closed), IP 54 (case open)
Display4.3" colour LCD display with backlight and touch screen
Communication / memoryUSB, BT / >1GB
Dimensions (w x h x d)36 x 16 x 33 cm
Supplied with
MI 3290 GX1 setMI 3290 with basic accessories; EU Licence GX (factory installed on instrument) (P 1204); Iron clamp with 3,5 m test lead (A 1018); Iron clamp (A 1019); 5M Flexible current clamp 50A, 5m, 1 pcs (A 1487); A 1081 Bag for accessories; MI 3295M Voltmeter; A 1709 Test lead 2 wire, 3m; Soft carrying bag (A 1289); soft carrying neck belt (A 1707); Step voltage test plates, 2 pcs (S 2053); Continuity test lead with crocodile clip, 2 x 2.5 m, 2 pcs (S 1072); 1,2 V, 2100 mAh rechargeable batteries type AA

Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.

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