Digital Insulation Megohmmeter 500V Chauvin Arnoux CA6521

• Wide measurement range from 10 kohm to 25 Tohm
• Fixed or programmable test voltage from 40V to 10 kV
• 5mA max charging current
• Large backlit LCD screen with digital display, bargraph and R(t)+u(t), i(t) and i(u) graphs
• Automatic ratio calculation: DAR / PI / DD / DR (ppm/V)

 

• insulation: up to 4TO (5 cal.) at 50/100/250/500 and 1,000V DC
• automatic calculation of insulation quality ratios: DAR and PI
• programmable test period and plotting of the R(t) curve (automatic memorisation of 20 samples)
• automatic indication of voltage before and after measurement: 1 to 1000V AC/DC
• resistance: from 0.01O to 400kO
• continuity: 0.01O to +40O (audible beep and lead compensation)
• automatic measurement capacity after each insulation measurement: 0.005 to 4.999 ½F

 

• - Voltage ratios: 1 V to 500 kV
• - Mixed sensors: 10 mA to 60 kA depending on sensor
• for quick verification of network quality and simple processing of the results

 

• insulation: up to 20G? at 50V, 100V, 250V and 500V
• voltage indication before insulation measurement: 0 to 600V AC/DC (blocking if U>25V)
• resistance: 0 to 400kO
• giant 4,000-count display + bargraph
• backlit display
• programmable alarms

• insulation: up to 4TO (5 cal.) at 50/100/250/500 and 1,000V DC
• automatic calculation of insulation quality ratios: DAR and PI
• programmable test period and plottingof the R(t) curve
• automatic indication of voltage before and after measurement: 1 to 1,000V AC/DC
• resistance: 0.01O to 400kO
• continuity: 0.01O to +40O (audible beep and lead compensation )

 

• Ideal for earth measurements on pylons
• measurement range: 0.001 O to 99.99 kO
• resolution: 0.001 to 10 O
• no-load voltage: 16 or 32 VRMS
• measurement frequency: 41 Hz to 5,018 Hz
• measurement of resistance of earth stakes: 0.01 O to 100kO
• leakproofing: IP53

 

• Measurements in compliance with the IEC 60204 Ed.5 / VDE701/702 / IEC 61439 (IEC 60439) standards
• 200 mA and 10 A continuity measurements
• Insulation resistance at 250 VDC and 500 VDC
• Dielectric test at 1,000 V / 1,890 V / 2,500 V
• Leakage current measurement by substitution method
• Differential leakage current
• Contact leakage current
• Mains power-lead polarity test

 

• insulation: up to 1,000MO (1 cal.) at 500V DC
• AC voltage: 0 to 600V
• continuity: -10? to +10? (I=200mA)
• automatic testing of absence of voltage by direct measurement
• single input on two colour-coded terminals

• extensive measurement ranges: 0.001? to 100 k?
• adjustment of the measurement frequency between 41 Hz and 512 Hz
• 10 times greater accuracy due to its 4-pole measurement method
• measuring soil resistivity
• calculate r automatically by the Wenner or Schlumberger methods

 

• 5 tools in 1 with this tester
• extensive measurement ranges: 0.001?to 100 k?
• analysing the frequency behaviour of the earthing systems (from 41 Hz to 5 kHz)
• high-level, expert calculation capabilities
• IP 53 leakproofing