PalmSens
Nexus 1A 電化學/阻抗分析儀
為卓越電化學而設計
- (雙) 電位儀 / 電流儀 / 阻抗分析儀
- FRA / EIS 頻率範圍：10 μHz 至 1 MHz
- 11 檔電流範圍：100 pA 至 1 A
- 雙 EIS 測量，配備第二感測電極
- 使用 MethodSCRIPT 編寫您的實驗
- 適用於 Windows 的 PSTrace 軟體
規格
Specifications
| General | ||
|---|---|---|
|
dc-potential range |
±10 V | |
|
compliance voltage |
±12 V | |
| maximum current | ±1.1 A | |
| Potentiostat (controlled potential mode) | |
|---|---|
|
applied dc-potential resolution |
78 µV |
|
applied potential accuracy |
≤0.1% ±1 mV offset |
|
current ranges |
100 pA to 1 A (11 ranges) |
|
current accuracy |
< 0.1% of measured current ±10 pA ±0.1% of range |
|
measured current resolution |
0.0038 % of current range
(3.8 fA on 100 pA range) |
| Galvanostat (controlled current mode) | |
|---|---|
|
current ranges |
1 nA to 1 A (10 ranges) |
| applied dc-current | ±5 * range (< 10 mA) ±4.5 * range (10-100 mA) ±1 * range (1 A) |
| applied dc-current resolution | 0.0038% of applied current range |
| applied dc-
current accuracy |
< 0.1% of current ±10 pA (bias) ±0.1% of range (offset) |
| potential ranges | 10 mV, 100 mV, 1 V |
| measured dc-potential resolution | 78 µV at ±10 V (1 V range)
7.8 µV at ±1 V (100 mV range) 0.78 µV at ±0.1 V (10 mV range) 78 nV at ±0.01 V (1 mV range) |
| measured dc-potential accuracy | ≤ 0.05% or ±1 mV (for |E| < ±9 V) ≤ 0.2% (for |E| ≥ ±9 V) |
| Optional: FRA / EIS (impedance measurements) | ||
|---|---|---|
| frequency range | 10 μHz to 1 MHz | |
| ac-amplitude range | 1 mV to 0.3 V rms, or 0.8 V p-p | |
| Optional: GEIS (galvanostatic impedance measurements) | |
|---|---|
| frequency range | 10 μHz to 1 MHz |
| ac-amplitude range | 0.001 * range to 0.15 * range RMS (full range)
0.001 * range to 0.74 * range RMS for frequencies up to 1 kHz |
| Electrometer | |
|---|---|
|
electrometer amplifier input |
> 1 TΩ // 10 pF |
|
bandwidth |
1 MHz |
| Optional: Bipotentiostat | |
|---|---|
|
dc-potential range |
± 5 V |
| dc-potential resolution | 153 µV (16-bit) |
| dc-offset error | ≤ 0.1%, ± 1 mV offset |
| accuracy | ≤ 0.1 % |
|
current ranges |
100 pA to 10 mA (9 ranges) |
| maximum measured current | i(WE1) + i(WE2) < 45 mA |
| current resolution | 0.0038% of current range |
|
current accuracy |
≤ 0.1% of current 0.1% of range (offset) |
| iR Compensation module | |
|---|---|
| method used for iR-drop compensation | Positive Feedback |
| resolution of MDAC used for correcting potential | 16-bit |
| max. compensated resistance | 1 MΩ |
| max.
bandwidth for iR-drop compensation enabled |
10 kHz |
| Other | |
|---|---|
| electrode connection | 2 mm banana pins for RE, WE, WE2, CE, GND, Sense and Sense 2 |
| housing | aluminium body: 20 x 21 x 4.5 cm |
| weight | 1.8 kg |
| communication | ethernet and USB-C |
| internal storage space | 32 GB or > 800 million datapoints |
| Auxiliary port (D-Sub 15) | |
|---|---|
| analog input | ±10 V,
18-bit |
| analog output | 0-10 V, 12 bit (1 kΩ output impedance) |
| 4 digital outputs | 0-5 V |
| 1 digital input | 0-5 V |
| i-out and E-out | raw output of current and potential E-out ±10 V (1 kΩ output impedance) i-out ±2 V (1 kΩ output impedance) |
| power | 5 V output (max. 150 mA) |
