Insulation Tester ST2684

Highlights

• High precision Insulation Tester
• 320x420 dot-Matrix LCD
• Powerful charging function
• High speed measurement: 100meas/sec
• Contact detection function for capacitive components
• Dual outputs (charging voltage and measuring voltage)
• 7 current ranges, manual or auto range mode
• 4-bin comparison function
• Programmable sequence test mode
• R-T and I-T curve test and display mode
• Auto store setup parameters
• Screenshot can be saved to USB disk
• Remote control via RS232 or USB

Test methods

Resistance test

• Range: 10kΩ to 50TΩ
• Accuracy:
  • Test current > 100pA: 2%
  • Test current ≤ 100pA: 5% ± Vtest/3pA

Current test

• Ranges:
  • Range1: 100μA - 1mA / Internal input impedance 10kΩ
  • Range2: 10μA - 100μA / Internal input impedance 10kΩ
  • Range3: 1μA - 10μA / Internal input impedance 10kΩ
  • Range4: 100nA - 100μA / Internal input impedance 10kΩ
  • Range5: 10nA - 100nA / Internal input impedance 10kΩ
  • Range6: 1nA - 10nA / Internal input impedance 1MΩ
  • Range7: 10pA - 1nA / Internal input impedance 1MΩ
• Accuracy: 2% ± 2pA

Measurement voltage

• Range: 10V - 500V
• Accuracy: 2% of readout, or ± 1V
• Source resistance: 200Ω
• Current limit: 2mA, 25mA or 200mA
• Voltage output: Manually turn on/off on front panel or controlled by built-in time, or by remote control
• Timing: Programmable charge time: 0 to 1000s
• Measurement delay: 0 to 1000s programmable
• Discharge resistance: 2kΩ
• Discharge time: t=0.03 x C[µF], when Vtest falls to 1% of the test level

Specification

• Trigger mode: Single, Average up to 100 times or continuously
• Comparator: 4, Bins:(3 bins for PASS, 1 bin for FAIL)
• Range mode: Auto, hold
• Average times: 1 to 100
• Memory: 20 sets of setup values can be stored.
• Interface: RS232C, HANDLER, USB, SCANNER
• Operating temperature: 10°C - 40°C
• Humidity: ≤ 90% RH
• Power supply:
  • 90V to 130V AC (60Hz) - 198V to 260V AC (50Hz)
• Power consumption: 250W
• Dimensions (WxHxD): 430mm x 400mm x 130mm
• Weight: 14kg

What's in the box

• ST26004B 2-terminal test clip leads
• Operation manual
• Power cable