eDAQ Picostat, User Manual

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106 eDAQ Potentiostats
QuadStat
Electrometer & Power Amp
Compliance voltage: > 11 V
Maximum control voltage: ±2.5 V using internal control
±10 V using external input
Output current: ±1 mA maximum
Input impedance: 10
13
Ω
||
1 pF
Input bias current: < 1 pA @ 25˚C
Current Measurement and Control
Current ranges: ±1 mA
±500, 200, 100, 50, 20, 10, 5, 2, 1 µA
±500, 200, 200, 50, 20, 10, 5, 2 nA
I/V Gain: 100, 10, 1 nA/V
I/V Multiplier:
×
1,
×
1000
DC current error: < ±1% FS on ranges of 2 µA – 1 mA
< ±0.5% FS on ranges of 2 nA – 1 µA
Current signal offset: ±400 µA on ranges 2 µA – 1 mA
±400 nA on ranges 2 nA – 1 µA
Bandwidth, unfiltered: > 10 kHz, on ranges of 2 µA – 1 mA
~ 1 kHz, on ranges of 2 nA – 1 µA
Low pass filter: 10 Hz, 3rd order Bessel
e-corder filter settings: 10 kHz to 1 Hz in 10:5:2 steps
Drift with temperature: < 10 µV/˚C
Control Port
I
2
C input and output: Male and female DB-9 pin connectors.
Provides control and power.
Power requirements: ±17 V DC, ~ 20 mA
+8 V DC, ~ 20 mA
~ 0.6 W quiescent