Potentiostat portable PALMSENS 4

Galerie et schémas techniques

Description

Caractéristiques

• Large gamme de potentiels (+/-5V ou +/-10V)
• Compliance courant (30mA)
• Logiciel PSTouh pour faciliter, analyser et partager toutes vos mesures
• Ecran LCD couleur
• Connectivité Bluetooth et USB
• Sauvegarde automatique sur mémoire de 8Gb

Spécifications techniques

are

2x, 5x, 10x, 20x, 50x, 100x, etc.

Note

some limits of parameters are set for practical reasons and can be modified on request.

±5 V

±10 V

Inclus

valise de transport , cellule de tests & cables électrodes avec connecteur pinces crocodile

PSTrace

Software for PC

PStouch

App for Android

current

± 15 mA

Detection

Run time: 10 s to 100000 s

PS4.F1.05

PS4.F1.10

PalmSens4

Potentiostat / Galvanostat / Impedance Analyzer

±5V [05]

±10V [10]

▪ ZView

▪ 1 GB RAM (32-bit) or 2 GB RAM (64-bit)

▪ power

Requires the use of a USB Y cable to supply extra power

Mixed Mode

Number of levels: 1 to 255

Option EIS

100khz ou 1Mhz à 10µHz

Pulse time

1 ms to 1 s

▪ Origin

Minimum PC requirements are:

▪ weight

500 g

NO EIS [F0]

PS4.F0.05 PS4.F0.10

▪ accuracy

≤ 0.1 %

Not supported

EIS, MultiStep and MixedMode

▪ FRA / EIS

10 μHz up to 1 MHz

▪ bandwidth

1 MHz

Step potential

0.075 mV to 250 mV 0.075 mV to 250 mV

▪ connection

Comes with a new sensor cable with an additional (yellow)

Potential range

-5 V to +5 V -10 V to +10 V

Pulse potential

0.075 mV to 250 mV 0.075 mV to 250 mV

Fast Amperometry

Interval time: 0.02 ms to 1 s

Maximum run time

30 s

Number of cycles

1 to 20000

▪ analog input

±10 V, 18 bit

▪ battery time

> 16 hours idle time

▪ power supply

USB or internal LiPo battery

▪ analog output

0-10 V, 12 bit (1 kOhm output impedance)

▪ communication

USB and Bluetooth

Cyclic Voltammetry

500 V/s (10 mV step)

▪ current ranges

100 pA to 10 mA (9 ranges)

PS4 Model PS4.F0.05

PS4.F0.10

▪ 1 digital input

5 V

▪ I-out and E-out

raw output of current and potential

▪ dc-offset error

≤ 0.1% ±1 mV offset

▪ frequency range

model PS4.F1.## PS4.F2.##

▪ maximum current

±30 mA (typical)

EIS up to 1 MHz [F2]

PS4.F2.05 PS4.F2.10

▪ 9 current ranges

100 pA to 10 mA

▪ current accuracy

≤ 0.1% at FSR

▪ 4 digital outputs

5 V

▪ temperature range

0 ºC to + 50 ºC

Accessoires diponibles

tablette tactile et électrodes

EIS up to 100 kHz [F1]

PS4.F1.05 PS4.F1.10

▪ ac-amplitude range

1 mV to 0.25 V rms, or 0.6 V p-p

▪ compliance voltage

±10 V

▪ current resolution

0.006% of current range (5 fA on 100 pA range)

▪ dc-potential range

± 5 V

Maximum number of points

65000 (4000 for interval time < 0.2 ms)

▪ max. acquisition rate

150000 points/s

Linear Sweep and Scan rate

0.01 mV/s (75 μV step) to

Normal Pulse and Scan rate

0.1 mV/s (75 μV step) to

Number of potential levels

3

▪ internal storage space

8 GB

▪ dc-potential resolution

75 μV

▪ applied dc-current range

±6 times applied current range

Pulsed Amperometric Detection

Interval time: 50 ms to 300 s

Differential Pulse Voltammetry

100 mV/s (5 mV step)

▪ applied potential accuracy

≤ 0.1% ±1 mV offset

and the starting current range.

different units are available.

▪ Max. compensated resistance

1 MOhm

▪ measured current resolution

0.006% of current range (5 fA on 100 pA range)

ChronoAmperometry, Interval time

0.25 ms to 300 s

▪ electrometer amplifier input

> 1 TΩ // 10 pF

▪ applied dc-current resolution

0.005% of applied current range

Multistep Amperometry Interval time

0.25 ms to 300 s

▪ applied dc-potential resolution

75 μV

Square Wave Voltammetry and Frequency

1 Hz to 2000 Hz

Select current ranges for auto ranging

Switch between plots if curves with

Multiple Pulse Amperometric Pulse times

100 ms to 2 s

ChronoPotentiometry and Maximum run time

1000000 s (> 10 days at 300 s interval)

▪ Method used for IR-drop compensation

Positive Feedback

▪ housing aluminium with rubber sleeve

15.7 x 9.7 x 3.5 cm

▪ Max. bandwidth with IR-drop compensation enabled

10 kHz

▪ Resolution of MDAC used for correcting potential

16 bit

Apply conditioning, deposition or initial potential for

0 – 1600 s

Multistep Potentiometry and Level switching overhead time

±80 ms

Applications

• Electrochimie de terrain (corrosion…)
• Travaux pratiques pour enseignements
• Mesures de laboratoire