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GT-521 HANDHELD PARTICLE COUNTER - 2 CHANNELS
A full-featured, battery-operated, portable laser particle counter that provides the functionality of a bench unit with the convenience of a handheld. It can datalog particle counts continuously, or send them to a network.GT-521 Handheld Particle Counter
Big Performance, Small Size with bench unit performance in the palm of your hand.
The GT-521 Handheld Particle Counter is a full-featured, battery-operated, portable laser particle counter that provides the functionality of a bench unit with the convenience of a handheld!
The GT-521 Handheld Particle Counter counts individual particles using scattered laser light and can datalog particle counts continuously or send them to a network.
| Specifications of GT-521 | |
| Measurement Method: | Scattered laser light |
| Particle Size Range: | Two channels—from 0.3 to 5.0 μm (selectable in 0.1 μm increments) |
| Concentration Range: | 0 – 3,000,000 particles per cubic foot (105,900 particle/L) |
| Accuracy: | ± 10% to calibration aerosol |
| Sensitivity: | 0.3 μm |
| Flow Rate: | 0.1 cfm (2.83 lpm) |
| Sample Time: | Adjustable: 6 to 999 seconds |
| Hold Time: | Adjustable: 1 to 999 seconds |
| ELECTRICAL | |
| Light Source | Laser diode, 35 mW, 780 nm |
| Power | 6V Ni-MH self-contained battery pack—provides 8 hours of typical intermittent operation, up to 5 hours continuous use |
| AC Adapter/Charger | AC to DC module, 100 – 240 VAC to 9 VDC @ 350 mA typical |
| Power | |
| Communications | RS-232 or RS-485 Half Duplex |
| Certifications | Meets or exceeds CE, ISO, ASTM, and JIS international certifi cations |
| INTERFACE | |
| Display | 16-character × 4-line LCD |
| Keyboard | 7-key membrane type |
| PHYSICAL | |
| Size | Height = 6.25” (15.9 cm) Width = 4.0” (10.2 cm) |
| Thickness | 2.1” (5.4 cm) |
| Weight | 1.94 lb - 31 oz (0.88 kg) |
| ENVIRONMENTAL | |
| Operating Temperature | 0º C to +50º C |
| Storage Temperature | -20º C to +60º C |
Specifications subject to change. E&OE.
ACCESSORIES supplied:
- Operation Manual
- Custom Serial Cable
- Communication Software (GT-Comm)
- AC to DC Converter Module with IEC AC Power Cord
- Isokinetic Sample Probe
- Screwdriver
- Carrying Case
- Zero Particulate Filter
Contact Biral for more information
To find out more about this instrument or to discuss your application requirements please do not hesitate to contact Biral.- wwwparticle@biral.com (or click the Make Request button below the product photograph)
- telephone to 01275 847787 (from the UK) or +44 1275 847787 (International)
After Sales Support
Biral offers free advice and technical support for the lifetime of the instruments we sell. Once you have purchased the unit you can contact us for help:- wwwaerosolsupport@biral.com
- telephone to 01275 847787 (from the UK) or +44 1275 847787 (International)
Product Information
Product Manuals
CABLE FOR HAND HELD PARTICLE COUNTERS
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A cable extension with the two connectors to extend the humidity / temperature sensor by 1.2m (4 ft) to insert the probe into an HVAC duct.
£119.00
£119.00
FLOW METER FOR HAND HELD PARTICLE COUNTER
9801
The Dwyer™ Ball Flow Meter for the Handheld Particle Counter is used to test the flow rate. Regular use of the flow meter ensures accurate measurements of the particle count.
£138.00
£138.00
PRINTER FOR USE WITH HANDHELD PARTICLE COUNTER
G3115
The DPU414 (G3115) printer is a desktop thermal serial printer incorporating the STP printer mechanism that ensures silent and high-quality printing.
It can print not only characters, but also highdensity graphics. In the quadruple-density bit image mode, 640-dot (max.) CRT display hardcopy is possible (with horizontal vs. vertical ratio being 1:1). Due to its compact size and built-in battery the DPU414 is ideal for portable applications.
£414.00
£414.00
TEMPERATURE AND HUMIDITY SENSOR
G3120
Relative humidity and temperature probe for use with models GT-521, GT-526 and AEROCET 531. Power is provided by the handheld particle counter.
£322.00
£322.00
GT-321 HANDHELD PARTICLE COUNTER - SINGLE CHANNEL
GT-321
A handheld particle counter that counts particles down to 0.3 - 5 microns, giving you portability and reliability at the lowest price in the industry.
£1,648.00
£1,648.00
GT-526 HANDHELD PARTICLE COUNTER - 6 CHANNELS
GT-526
A full-featured, battery-operated, portable laser particle counter that provides the functionality of a bench unit with the convenience of a handheld. It can datalog particle counts continuously, or send them to a network.
£2,880.00
£2,880.00
AEROCET 531 - HANDHELD PARTICLE COUNTER - 2 CHANNELS
AEROCET 531
A small, handheld, battery operated unit which provides both particle counts and PARTICLE MASS measurements as stored datalogged values, real-time networked data, or printed results.
£2,902.00
£2,902.00




