TSI Instruments Aerotrak 9303 Service Manual

General Maintenance–Model 9303 2-9
3. Flip the display over and rest it on the pump foam block.
C A U T I O N
The electronic circuits within this instrument are susceptible to electro-
static discharge (ESD) damage. Use ESD precautions to avoid
damage.
• Use only a table top with a grounded conducting surface.
• Wear a grounded, static-discharging wrist strap.
4. Unplug display cable from
main board by first
unlocking the cable
release on J4. This is
done by pulling down on
the block tabs.
C A U T I O N
This connector is very fragile, be careful when pulling up on the release
tabs to not pull them too far.
C A U T I O N
The electronic circuits within this instrument are susceptible to electro-
static discharge (ESD) damage. Use ESD precautions to avoid
damage.
• Use only a table top with a grounded conducting surface.
• Wear a grounded, static-discharging wrist strap.

TSI Instruments Aerotrak 9303 Specifications

General

Size Range .	0.3 to 25 µm
Channel Sizes .	0.3 µm and 5.0 µm fixed; 0.5, 1.0, 2.0, or 2.5 µm selectable middle channel.
Counting Efficiency .	50% at 0.3 µm; 100% for particles > 0.45 µm (per ISO 21501-4 and JIS)
Concentration Limits .	2, 000, 000 particles/ft3 at 5% coincidence loss
Zero Count Level .	<1 count / 5 minutes (per ISO 21501-4 and JIS B9921)
Flow Rate .	0.1 CFM (2.83 L/min)
Calibration .	NIST traceable with TSI® calibration system
Sampling Modes .	Manual and automatic
Sampling Time .	1 second to 99 minutes 59 seconds
Sampling Frequency .	1 to 999 cycles or continuous
Light Source .	Long life laser diode
Sample Probe/Tubing .	Isokinetic sampling probe
Exhaust .	Internal HEPA filter
Vacuum Source .	Internal pump
External Surface .	High impact injection molded plastic
Communication Mode .	USB serial output
Data Storage .	1, 500 sample records
Status Indicators .	Low battery and service
Display .	3.2-in. (8.1 cm) 160 x 160 monochrome LCD
AC Power . (power to AC adapter)	110 to 240 VAC 50-60 Hz Universal in-line power supply with country specific plugs
DC Power . (power to instrument)	9 VDC @ 1.5 A
Battery .	Rechargeable Li-Ion
Battery Life .	Up to 4.5 hours of continuous use
Recharge Time .	< 3 hours

Weight and Dimensions

Dimensions (L x W x H)	9.1 x 6.3 x 2.4 in. (23 x 11 x 6.2 cm) (without isokinetic inlet)
Weight .	1.3 lbs (0.58 kg) with battery