Comprehensive test and measurement service provider-Shenzhen Weike Electronic Technology Co.
:: Achieved 300 times the interference immunity of conventional products.
● High-speed measurement of up to 6.4ms
:: Low capacitance check as a Picoammeter
● Maximum 2 x 10^19 Ω display, minimum 0.1 fA resolution
● EXT I/O, RS-232C, GP-IB, USB are standard.
:: Electrostatic meter, picoammeter, IR meter, which can be arranged freely
The main unit does not come with a test probe, please purchase the optional probe according to the measurement application.
For use with existing electrodes the optional conversion adapter Z5010 must be purchased.
For use with existing electrodes the optional conversion adapter Z5010 must be purchased.
Basic parameters (1 year accuracy guarantee time, 1 year accuracy guarantee time after adjustment)
| Number of measurement channels | 1ch |
|---|---|
| DC current measurement (accuracy) | 20 pA range (resolution 0.1 fA), 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 (resolution 10 pA), 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 (resolution 10 nA), accuracy ±(0.5% of rdg. +30 dgt.) (1) Measurement speed setting: SLOW2=When internal accumulation time is 13 PLCs (2) Temperature range: 23 ±5℃ Humidity 85% rh or less (3) 2 mA range selectable only when measuring speed FAST |
| Resistance Display Range | 50 Ω ～2×10 ^19 Ω Current measurement accuracy is defined by current range accuracy and voltage setting accuracy. |
| Voltage Setting Range (Accuracy) | [SM7120, SM7120 common] 0.1 to 100.0 V, resolution 100 mV, accuracy ±0.1%±0.05% f.s. of setting. 100.1 to 1000 V, resolution 1 V, accuracy ±0.1% ±0.05% f.s. at setting. [SM7120 only] 1000 to 2000 V, Resolution 1 V, Accuracy ±0.2% ±0.10% f.s. as set. |
| restrictor | 0.1～250.0 V: 5/ 10/ 50 mA, 251～1000 V: 5/ 10 mA, 1001V～: 1.8mA |
| Measurement time setting | Delay time: 0 to 9999 ms |
| functionality | Comparative measurement, Deviation measurement, Percentage measurement, Surface resistivity measurement, Volume resistivity measurement, Voltage monitor, Contact inspection |
| Programming Functions | 10 discharge-charge-measure-discharge measurement sequences programmable |
| demonstrate | LCD display (30 digits, 8 lines), backlight, high voltage warning display |
| connector | GP-IB, RS-232C, USB, EXT I/O |
| power supply | AC100 to 240 V, 50/60 Hz, 45 VA |
| Volume and weight | 330W × 80H × 400D mm, 6.7 kg |
| attachment (email) | Power cord ×1, Instruction manual ×1, Short-circuit plug, CR-R (various drivers) |
