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PARSTAT 4000 Hardware Manual

PARSTAT 4000 Hardware Manual 25

4. SPECIFICATIONS AND PINOUTS

4.1. Electronic Specifications

4.1.1 System Performance

 Minimum Time Base: 1 μs

 Minimum Potential Step: 1 μV

 Minimum Current Range 2nA (hardware)

 Minimum Current Range 40 pA with 50X gain

 Minimum Current Resolution 1.2 fA

4.1.2. Power Amplifier

Compliance Voltage + 48V

Maximum Current: ±4 A (standard) ±20 A (with 20 A option)

Rise Time (-1.0V-+1.0V): < 100 ns (typical)

4.1.3. Voltage Control

Applied Voltage Range + 10 V maximum

Applied Voltage Resolution (with LSV and CV)

for ±10 mV signal = 305 nV

for ±100 mV signal = 3 µV

for ±1 V signal = 30 µV

for ±10 V signal = 300 µV

Applied Voltage Accuracy ± 0.2% of setting ± 2 mV

Maximum Scan Rate 25 KV/s Staircase Voltammetry (25 mV step)

Maximum Scan Range/Resolution + 10 V / 300 uV

4.1.4. Current Control

Applied Current Range 0 to ±4 A (standard)

Applied Current Resolution + 1/32,000 x full scale

Applied Current Accuracy + 0.2% of reading, + 0.2% of range +/-2pA

Minimum Current Range/Resolution + 40 pA / 61 fA

4.1.5. Differential Electrometer

Leakage Current < 2 pA at less than 25

C (typical)

Input Voltage Differential + 10 V

Bandwidth ≥10 MHz (-3 dB)

Common Mode Rejection 60 dB at 100 kHz, typical

Input Impedance > 10

Ω in parallel with < 2 pF (typical)

Ametek PARSTAT 4000 User Manual

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