手持無線雙通道恆電位儀,Sensit BT 是電化學傳感器應用的理想選擇;分為兩種版本,一為網印電極式,一為香蕉頭連結式。
能夠進行高達 200 kHz 的 EIS,電位範圍 -1.7 至 +2 V,電流範圍 100 nA – 5 mA(最大 ±3 mA)
Sensit BT.SPE |
Sensit BT.SNS |
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Sensor pitch | 2.54 mm | Cable length | 40 cm |
Electrode connections | RE, WE, CE | Connectors | 2 mm banana |
Allowed sensor thickness | Between 0.1 mm and 0.8 mm | Electrode connections | RE, WE, WE2, CE |
Maximum sensor width | 11 mm |
The Sensit BT works at three different modes;
General
Low Speed mode | High Speed mode | Max Range mode | |
---|---|---|---|
Full dc-potential range | -1.2 to +2 V | -1.7 to +2 V | -1.7 to +2 V |
Dynamic dc-potential range 〔1〕 | 2.2 V | 1.2 V | 2.6 V |
Compliance voltage | -2.0 to +2.3 V 〔2〕 | ||
Maximum current | ± 3 mA | ||
Max. acquisition rate (datapoints/s) | 100 | 1000 | 100 |
Supports FRA/EIS | NO | YES | NO |
Potentiostat (controlled potential mode)
Channels | BT.SPE: 2 channels both with WE, RE and CE BT.SNS: WE, RE, CE and WE2 |
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Applied dc-potential resolution | 537 µV | 395 µV | 932 µV |
Applied potential accuracy | < 0.2% | < 0.5% | < 0.5% |
Current ranges | 100 nA, 2 uA, 4 uA, 8 uA, 16 uA, 32 uA, 63 uA, 125 uA, 250 uA, 500 uA, 1 mA, 5 mA |
100 nA, 1 uA, 6 uA, 13 uA, 25 uA, 50 uA, 100 uA, 200 uA, 1 mA, 5 mA |
100 nA, 1 uA, 6 uA, 13 uA, 25 uA, 50 uA, 100 uA, 200 uA, 1 mA, 5 mA |
Current accuracy | < 0.5 % of the selected current range < 2% for 100 nA current range |
< 1% of the selected current range | < 1% of the selected current range |
Measured current resolution | 0.006% of selected current range (5.5 pA on 100 nA range) | ||
Measured potential resolution | 56 uV |
FRA / EIS (impedance measurements)
Frequency range | 0.016 Hz to 200 kHz |
Ac-amplitude range | 1 mV to 0.25 V rms, or 0.708 V p-p |
〔1〕The dynamic range is the range that can be covered during a single scan within the full potential range. For example; a linear scan can start at -1.5 V and end at 1.1 V or vice versa, covering 2.6 V dynamic range.
〔2〕 The compliance voltage is the maximum potential between Working and Counter electrode and depends on the selected mode.
Electrometer
Electrometer amplifier input | > 1 TΩ // 10 pF |
Bandwidth | 250 kHz |
Other specifications
Power | USB / battery |
Communication | USB (type C) and Bluetooth (Classic and BLE) |
Dimensions | 75 x 55 x 23 mm (excl. optional cable) |
Weight | 75 g |
Battery life | 12 hours at max. power consumption Full charge in < 3 hours |
Auxiliary port | No |
Storage memory | 500 MB for storing up to 16 million datapoints |
Sensit BT.SPE |
Sensit BT.SNS |
||
Sensor pitch | 2.54 mm | Cable length | 40 cm |
Electrode connections | RE, WE, CE | Connectors | 2 mm banana |
Allowed sensor thickness | Between 0.1 mm and 0.8 mm | Electrode connections | RE, WE, WE2, CE |
Maximum sensor width | 11 mm |
The Sensit BT works at three different modes;
General
Low Speed mode | High Speed mode | Max Range mode | |
---|---|---|---|
Full dc-potential range | -1.2 to +2 V | -1.7 to +2 V | -1.7 to +2 V |
Dynamic dc-potential range 〔1〕 | 2.2 V | 1.2 V | 2.6 V |
Compliance voltage | -2.0 to +2.3 V 〔2〕 | ||
Maximum current | ± 3 mA | ||
Max. acquisition rate (datapoints/s) | 100 | 1000 | 100 |
Supports FRA/EIS | NO | YES | NO |
Potentiostat (controlled potential mode)
Channels | BT.SPE: 2 channels both with WE, RE and CE BT.SNS: WE, RE, CE and WE2 |
||
Applied dc-potential resolution | 537 µV | 395 µV | 932 µV |
Applied potential accuracy | < 0.2% | < 0.5% | < 0.5% |
Current ranges | 100 nA, 2 uA, 4 uA, 8 uA, 16 uA, 32 uA, 63 uA, 125 uA, 250 uA, 500 uA, 1 mA, 5 mA |
100 nA, 1 uA, 6 uA, 13 uA, 25 uA, 50 uA, 100 uA, 200 uA, 1 mA, 5 mA |
100 nA, 1 uA, 6 uA, 13 uA, 25 uA, 50 uA, 100 uA, 200 uA, 1 mA, 5 mA |
Current accuracy | < 0.5 % of the selected current range < 2% for 100 nA current range |
< 1% of the selected current range | < 1% of the selected current range |
Measured current resolution | 0.006% of selected current range (5.5 pA on 100 nA range) | ||
Measured potential resolution | 56 uV |
FRA / EIS (impedance measurements)
Frequency range | 0.016 Hz to 200 kHz |
Ac-amplitude range | 1 mV to 0.25 V rms, or 0.708 V p-p |
〔1〕The dynamic range is the range that can be covered during a single scan within the full potential range. For example; a linear scan can start at -1.5 V and end at 1.1 V or vice versa, covering 2.6 V dynamic range.
〔2〕 The compliance voltage is the maximum potential between Working and Counter electrode and depends on the selected mode.
Electrometer
Electrometer amplifier input | > 1 TΩ // 10 pF |
Bandwidth | 250 kHz |
Other specifications
Power | USB / battery |
Communication | USB (type C) and Bluetooth (Classic and BLE) |
Dimensions | 75 x 55 x 23 mm (excl. optional cable) |
Weight | 75 g |
Battery life | 12 hours at max. power consumption Full charge in < 3 hours |
Auxiliary port | No |
Storage memory | 500 MB for storing up to 16 million datapoints |