TSI Instruments AEROTRAK 7201-A2F - Page 43

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A P P E N D I X A
Specifications
All specifications are subject to change without notice.
Specification
Description
Size Range
7201-A2F: 0.2 to 10 μm
7301-A2F: 0.3 to 25 μm
7501-A2F: 0.5 to 25 μm
7310-A3F: 0.3 to 25 μm
7510-A2F: 0.5 to 25 μm
Channel Sizes
(additional
channel sizes
available)
7201-A2F: 0.2, 0.3, 0.5, 1.0 μm
7301-A2F: 0.3, 0.5, 1.0, 5.0 μm
7501-A2F: 0.5, 1.0, 2.0, 5.0 μm
7310-A3F: 0.3, 0.5, 1.0, 5.0 µm
7510-A2F: 0.5, 0.7, 1.0, 5.0 µm
Counting
Efficiency (per
ISO 21501-4 and
JIS)
7201-A2F: 50% at 0.2 μm; 100% for particles >0.3 μm
7301-A2F: 50% at 0.3 μm; 100% for particles >0.45 μm
7501-A2F: 50% at 0.5 μm; 100% for particles >0.75 μm
7310-A3F: 50% at 0.3 μm; 100% for particles >0.45 μm
7510-A2F: 50% at 0.5 μm; 100% for particles >0.75 μm
Concentration
Limits
7201-A2F: 500,000 particles/ft
3
at 5% coincidence loss
7301-A2F: 2,000,000 particles/ft
3
at 5% coincidence loss
7501-A2F: 2,000,000 particles/ft
3
at 5% coincidence loss
7310-A3F: 100,000 particles/ft
3
at 5% coincidence loss
7510-A2F: 200,000 particles/ft
3
at 5% coincidence loss
Light Source
Laser diode
Zero Count Level
<1 count / 5 minutes (<2 particles/ft
3
) (per ISO 21501-4 and JIS)
Flow Rate
7201-A2F, 7301-A2F, 7501-A2F: 0.1 CFM (2.83 L/min) with ±5%
accuracy
7310-A3F, 7510-A2F: 1.0 CFM (28.3 L/min) with ±5% accuracy
Calibration
NIST traceable
Sample Time
1 second to 24 hours
Vacuum
Requirements
External vacuum > 15" (38.1 cm) of Hg
Communication
Mode
4-20 mA: Two-channel log or linear particle counts, One-channel
unit status.
Sensor
Configuration
Via Ethernet (TCP/IP) interface and DIP switch
Data Storage
3,000 sample records
Status Indicators
Power, service, and sampling
External Alarm
Output
Normal open dry contact rated 0 to 60 V AC/DC, 0.5 Amp
continuous, 1.5 Amp peak.
Sensor
Connectivity
Screw terminal
External Surface
Stainless steel
Power
24 VDC