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  • SUPER MEGOHM METER   SM7420

4ch micro current model - perfect for automated-systems integration

4 ch, voltage output N/A
Max. 2×10^19 Ω display

  • 4 ch
  • Dedicated micro current measurement (cannot generate or measure voltage)
  • Max. 2×10^19 Ω display
  • Min. 0.1 fA resolution

The Hioki SM Series Super Megohm Meters are high resistance and ultra low current inspection devices with a 0.1 fA resolution to offer precise testing on production lines.  The SM7420 is industry's fastest 4-channel simultaneous super megohm meter that supports applications for improving the productivity.

• 300 times better noise resistance • 6000 ps/minute - ideal for mass production • Channel-independent low capacity contact check • Perfect for equipping on automated machines • Max. 2 × 10^19 Ω display • Min. 0.1 fA resolution • Built-in EXT I/O, RS-232C, GP-IB and USB • Ideal for mounting in automated lines, easy to construct MLCC leakage current inspection lines


Model No. (Order Code)

SM7420    4ch, Dedicated micro current measurement

Note: Measurement leads are not included. Purchase the appropriate lead option for your application separately.

Guarantee3years 
GPIB 
RS232C 
USB2 
CE

Specifications
Basic specifications (Accuracy guaranteed for 1 year, Post-adjustment accuracy guaranteed for 1 year)

Number of channels4ch
DC current measurement20 pA range (0.1 fA resolution), Accuracy: ±(2.0 % of rdg. +30 dgt.)
200 pA range (1.0 fA resolution), Accuracy: ±(1.0 % of rdg. +30 dgt.)
2 nA range (10 fA resolution), Accuracy: ±(0.5 % of rdg. +20 dgt.)
20 nA range (100 fA resolution), Accuracy: ±(0.5 % of rdg. +10 dgt.)
200 nA range (1 pA resolution), Accuracy: ±(0.5 % of rdg. +10 dgt.)
2 μA range (10 pA resolution), Accuracy: ±(0.5 % of rdg. +10 dgt.)
20 μA range (100 pA resolution), Accuracy: ±(0.5 % of rdg. +10 dgt.)
200 μA range (1 nA resolution), Accuracy: ±(0.5 % of rdg. +10 dgt.)
*2 mA range (1 nA resolution), Accuracy: ±(0.5 % of rdg. +30 dgt.)
(1) Measurement speed SLOW2 (internal integration time 13PLC)
(2) At a temperature of 23 °C ±5 °C with humidity of 85% rh
(3) 2 mA range (Measurement speed FAST only)
Resistance measurement capabilities50 Ω to 2 × 10 ^19 Ω
Note: Resistance measurement accuracy is defined by the current range accuracy and voltage setting accuracy.
Measurement time settingDelay: 0 to 9,999 msec
FunctionsCH independent low capacity contact checks, CH independent cable length correction, CH independent jig capacity open compensation, comparator
DisplayLCD (8 lines of 30 characters), with backlight, high voltage warning indicator
InterfacesUSB, RS-232C, GP-IB, EXT I/O (NPN/PNP can be switched)
Power supply100 to 240V AC , 50/60 Hz, 45 VA
Dimensions and mass330 mm (12.99 in)W × 80 mm (3.15 in)H × 450 mm (17.72 in)D, 6.5 kg (229.3 oz)
AccessoriesPower cord ×1, Instruction manual ×1, CD-R (Communications command instruction manual, USB driver) ×1, EXT I/O male connector ×1




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SUPER MEGOHM METER SM7420

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