Condition: certified pre-owned
Humidity: 10% to 80% without condensation
Particle Size Analysis Range: 0.4 µm to 1600 µm in diameter.
0.033 fL to 2.145 x 109 fL or µm3 in volume
Number of Channels: Pulse data is digitized and can be processed to achieve up to 400 size channels for a selected pulse range. Number of channels and range can be reprocessed as necessary.
Aperture Tube Analysis Range: Total range: 2% to 80% of aperture diameter.
Standard Range: 2% to 60% of aperture diameter.
Extended Range: 60% to 80% of aperture diameter.
Dynamic Range of Aperture: Standard 1:30 (by diameter) Total 1:40 (by diameter)
Standard 1:27,000 (by volume) Total 1:64,000 (by volume)
Linearity: ± 1% for diameter
± 3% for volume
Metering System: Mercury-free, wide range metering pump
Power Requirements: Less than 55 volt-amps (watts)
Regulatory Compliance: The software enables 21 CFR Part 11 compliance
Resolution: User selectable
Volumetric Pump Accuracy: Better than 99.5%
Operating Altitude: Up to 2000 m (6560 ft)
Operating Temperature: 5°C to 40°C
Aperture Current Accuracy: ± 0.4% of setting
Aperture Current Range: 30 µA – 6000 µA in 0.2 µA steps
Aperture Diameter: 20 µm to 2000 µm apertures
(nominal diameters)
Digital Pulse Processor: Proprietary high-speed digitalization of the signal.
Dimensions and Weight (excluding computer): Unpacked weight: 45 kg (99 lb)
Width: 64 cm (25 in)
Depth: 61 cm (24 in)
Height: 51 cm (20 in)
Input voltage within set ranges: 100 – 120 VAC; 230 – 240 VAC ± 10%; single phase
Electrolyte Solutions: All aqueous and non-aqueous electrolyte solutions recommended for use with aperture technology will be suitable for use with the Multisizer™ 4. Electrolytes should be compatible with glass, fluoropolymers, fluoroelastomers and stainless steel.
Environmental Conditions: a) This instrument is safe for indoor use only.
b) Installation category: 11.
c) Pollution degree: 1.
Fuse Types: 250 V, IEC (5×20 mm), Time delay (TD), 2.0 A
Modal Count Mode: 10 to 100,000 counts
Polarity Error: Less than 0.5%
Pulse Data: Time stamped pulses up to 525,000 per single analysis.
Pulse Distribution Data: Pulse distribution by time, sequence and width for pulse height diameter, pulse height volume, pulse height volt, pulse width, pulse area, average pulse height diameter, average pulse height volume and average pulse width. Number distribution by width.
Size Distribution Data: Size distribution by diameter, volume and area for number, number%, number/ml, volume, volume%, volume/ml, surface area, surface area% and surface area/ml.
Supply Frequency: 47 to 63 Hz inclusive
Time Mode: 0.1 to 999 seconds, selectable in 10 ms increments. Typically, time analysis is 10 to 90 seconds.
Total Count Mode: 50 to 500,000 counts
Volumetric Mode: Continuously selectable from 50 µL to 2000 µL