HIOKI SM7xxx Series Megohm Meters and Low Current Testers
Description
Files/Downloads
Benefits of the SM7110, SM7120, SM7420 Picoammeters
- 1- and 4-channel megohm meters and low current/micro current testing.
- Fastest speed up to 6.4 ms.
- Wide LCD; USB and other interfaces.
HIOKI SM7xxx Series Megohm Meters and Low Current Testers
HIOKI SM7110, SM7120 Megohm-Meters, SM7420 Micro-Current-Meter
The HIOKI SM7xxx Series are super megohm meters/picoammeters with a fastest speed of 6.4 ms. The SM7110 and SM7120 have 1 channel with max. 1000 V output (SM7110), or max. 2000 V output (SM7120), max. 2 * 1019 Ω display, and min. 0.1 fA resolution. The model SM7420 has 4 channels and is dedicated to micro current measurement (no voltage generation or measurement) with max. 2 * 1019 Ω display, and min. 0.1 fA resolution.
- Models SM7110 and SM7120:
1-channel megohm meters/picoammeters.
Max. 1000 V output (SM7110), or max. 2000 V output (SM7120).
Max. 2 * 1019 Ω display.
Min. 0.1 fA resolution. - Model SM7420:
4-channel micro current meter perfect for automated-systems integration (no voltage generation or measurement).
Max. 2 * 1019 Ω display.
;Min. 0.1 fA resolution. - Fastest speed 6.4 ms.
- LCD with backlight.
- USB, RS232C, GPIB, EXT I/O interfaces.
Model Overview
| Model | HIOKI SM7110 | HIOKI SM7120 | HIOKI SM7420 |
| Number of channels | 1 | 1 | 4 |
| DC current measurement | 20 pA range (0.1 fA resolution), accuracy: ±(2.0% of rdg. + 30 digits); 200 pA range (1.0 fA resolution), accuracy: ±(1.0% of rdg. + 30 digits); 2 nA range (10 fA resolution), accuracy: ±(0.5% of rdg. + 20 digits); 20 nA range (100 fA resolution), accuracy: ±(0.5% of rdg. + 10 digits); 200 nA range (1 pA resolution), accuracy: ±(0.5% of rdg. + 10 digits); 2 µA range (10 pA resolution), accuracy: ±(0.5% of rdg. + 10 digits); 20 µA range (100 pA resolution), accuracy: ±(0.5% of rdg. + 10 digits); 200 µA range (1 nA resolution), accuracy: ±(0.5% of rdg. + 10 digits); *2 mA range (1 nA resolution), accuracy: ±(0.5% of rdg. + 30 digits) Measurement speed SLOW2 (internal integration time 13PLC). At a temperature of 23°C ±5°C with humidity of 85% rel. humidity 2 mA range (measurement speed FAST only) | ||
| Resistance measurement capabilities | 1 * 103 Ω...2 * 1019 Ω | 50 Ω...2 * 1019 Ω | |
| Note: Resistance measurement accuracy is defined by the current range accuracy and voltage setting accuracy. | |||
| Setting voltage range (accuracy) | 0.1...100.0 V, 100 mV resolution, accuracy: ±0.1% of setting ±0.05% f.s.; 100.1...1000 V, 1 V resolution, accuracy: ±0.1% of setting ±0.05% f.s. | - | |
| Current limiter | 0.1...250.0 V: 5/10/50 mA, 251...1000 V: 5/10 mA, to 2000 V: 1.8 mA | - | |
| Measurement time setting | Delay 0...9,999 ms | ||
| Functions | Comparator, averaging, self-calibration, jig capacity open correction, cable length correction, surface resistivity, volume resistivity, voltage monitor, contact check. Program function: 10 types of discharge, charge, measure and measurement sequence discharge patterns can be programmed | Channel-independent low capacity contact checks, channel-independent cable length correction, channel-independent jig capacity open compensation, comparator | |
| Display | LCD (8 lines of 30 characters), with backlight, High voltage warning indicator | ||
| Interfaces | USB, RS232C, GPIB, EXT I/O (NPN/PNP can be switched) | ||
| Power supply | 100...240 VAC, 50/60 Hz, 45 VA | ||
| Dimensions (mm) | 330 x 80 x 450, 5.9 kg, SM7420: 6.5 kg | ||
Included: HIOKI SM 7110, 7120, or 7420, power cord, instruction manual, CD (communications command instruction manual, USB driver), EXT I/O male connector, SM7110 and SM 7120: Short plug.
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