Metrohm - Model SPELEC VIS-NIR - SPELEC1050 - Instrument for Performing Spectroelectrochemical Measurements (350-1050 nm)
From Electrochemistry - Integrated Spectroelectrochemistry - SPELEC Systems
SPELEC1050 is an instrument for performing spectroelectrochemical measurements. It combines in only one box a Lightsource, a Bipotentiostat/Galvanostat and a Spectrometer (VIS-NIR wavelength range: 350-1050 nm) and includes a dedicated spectroelectrochemical software that allows optical and electrochemical experiments synchronization.
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Technical Specifications
- Operating modes: Bipotentiostat ; Potentiostat ; Galvanostat
- PC interface: USB
- Power: 12 V DC
- Potential range in volt: ±4V
- Maximum current in Ampère: ±40 mA
- Number of current ranges: 8
- Number of current ranges remarks: ±1 nA to ±10 mA
- Number of potential ranges (galvanostat): 2
- Number of potential ranges remarks (galvanostat): ±100 mV to ±1 V
- Multichannel instrument: NO
- Maximum number of channels: 1
- Maximum number of WE sharing AUX and REF: 2
- Potential accuracy: ±0.2%
- Current accuracy: ≤0.5% of current range at 100 nA to 10 mA
- Potential resolution: 1 mV
- Current resolution: 0.1% of current output range
- Measured potential resolution: 0.012 % of potential range
- Measured current resolution: 0.025 % of current range
- Spectrometer (SPM) Detector: Linear silicon CCD array
- SPM Pixels: 2048
- SPM Pixel size: 14 µm x 200 µm
- SPM Pixel well depth: 62,500 electrons
- SPM Wavelength range: 350-1050 nm
- SPM Optical resolution: 0.3+10.0 nm FWHM
- SPM Signal-to-noise ratio: 250:1 (at full signal)
- SPM A/D resolution: 16 bit
- SPM Dark noise: 50 RMS counts
- SPM Dynamic range: 8.5 x 10 rised to 7 (system) ; 1300:1 for a single acquisition
- SPM Integration time: 1 ms to 65 seconds
- SPM Stray light: ≤0.05 % at 600 nm; <0.10 % at 435 nm
- Light Source (LS) wavelength range: 215-400 nm (deuterium) ; 360-2500 nm (tungsten halogen)
- LS Stability: 1.0% peak-to-peak (over 4 hours) after 30-minute warm-up
- LS Time to stable output: 10 minutes (deuterium) ; 1 minute (tungsten halogen)
- LS Ignition delay: <2.0 seconds (delay for cold start-up may be longer)
- LS Bulb life: >1,000 hours @ 240 nm (time) ; < 50% @ 240 nm (decrease of intensity) ; Continuous operation (testing conditions)
- LS Fiber optic connector: SMA 905
- Dimensions: 24 x 11 x 25
- Weight of the instrument in kg: 1.95
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