MO 200– MO 300

Email: nhat.nguyen@vietinstrument.com
MO 200– MO 300

Digital MICRO-OHMMETER

 
300

HAS

  • Micro-ohmmeter up to 200A or 300A depending on model
  • programmable test current from 1A
  • Regulated direct current without ripple
  • Microprocessor controlled automated testing
  • Optional integrated thermal printer
  • Optional visualization software and saving of results via USB connection
  • Test possible with both sides of the earth circuit breaker (with optional 200A clamp)
  • Robust design in waterproof plastic construction box with handle
  • Mass of only 9kg (MO 200) and 10kg (MO 300)
  • Direct display on large backlit graphic display of current, voltage and resistance
  • Measures from 0.1 µohm to 25 mohm at 200A and up to 0.5  ohm under 10A, 5 ohms under 1A.
  • Measuring “4-wire” Kelvin method
  • Optional remote control
Mô tả chi tiết

Presention

  • Waterproof and dustproof construction suitcase with handle
  • Dimensions L x W x H: 410 x 340 x 215mm
  • Mass » 9 kg (MO 200 model)
  • Mass » 10 kg (MO 300 model)

Specifications

Grocery :

  • 100 to 264 Vac 50 60Hz poles + earth without restriction on the test current .
  • Pmax 1200VA (model MO 200) Pmax 2000VA (model MO 300)

 

Protections:

  • General power supply via circuit breaker
  • Injection by electronic and thermal control

 

Power Generator :

Full scale 1A programmable regulated current generator (205A or 300A depending on model)

Ripple-free current Maximum voltage: 5V Maximum load:

  • 100A continuous
  • 200A at full power (1kW) >5 mins. (MO 200)
  • 300A at full power (1.5kW) >5mn. (MO 300)

Rest time 10 minutes at 25°C ambient temperature

 

Measures :

Tension

  • 3 ranges from 0 to 5 V (40mV, 600mV, 5V)
  • Accuracy of 0.5%

 

Fluent

  • from 1 to 2 A accuracy 1%
  • from 2 to 300 A accuracy 0.5% Resistance:
  • 4 display ranges : 0-999.9 µΩ, 1.000 to 9.999 mΩ, 10.00 to 99.99 mΩ, 100.0 to  500.0 mΩ .
  • Typical accuracy better than % at 50µohm from 50A.

Delivery Status Of the Device

Power cord L=2.5m, user guide

Options

Integrated thermal printer      Ref MO IMP
Injection and measurement cables 5m      Ref – Injection and measurement extension cables 10m and      measurement 15m Ref – E earthing on terminal      Ref JC-TE Current measuring clamp 200Adc      Ref MO-CL200 Verification shunt 300A/30mV      Ref SH300-100 Results acquisition software      Ref MO-ACQ Remote control      Ref MO-TEL

Generality

The M0 range resistance testers allow you to measure the contact resistance of non-inductive elements; It is particularly suitable for measurements in industrial environments or high voltage substations. The main use of MOs is the measurement of resistances of MV/HB circuit breaker poles, disconnector contacts, busbar connectors and power connections. The value of the test current and the injection duration can be configured; The current rise is automatic and pre-adjustable, the measurement socket is of the “4-wire” type.

 

  • Operational with or without Earth pavers 
  • Its format and reduced mass make it easier to grip the device for on-site testing. 

 

The M0 resistance meter allows the measurement of resistance from 0.1µ Ω to 25 m Ω and 5 Ω under 1A; the maximum injection duration is 5 minutes for the current at maximum intensity)

The measurement intensity is regulated and adjustable from 1A to 205 A or 300A (depending on model)

The use of the current generator is not only limited to resistance measurement. It also allows you to measure the triggering thresholds of direct current relays with the permanent injection mode.

The so-called 4-wire measurement principle makes it possible to cancel the cable resistances.

The integrated measuring equipment as well as all available functions are controlled by microprocessor.

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