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Laser Aerosol

Spectrometer LAS-250X

From

Particle Measuring Systems Inc.

This is a Particle Measuring Systems model LAS-250X particle counter. 

• Measures particles from 0.2 to 12 microns. 

• 6 Ranges from 100 to 10,000,000 Particles Per Cubic Foot. 

• Internal Printer

The unit is in good physical condition and powered up, but beyond that - it is untested.

This is a nice older Laser Aerosol Spectrometer Las-250X made by Particle Measuring Systems Inc.  Appears to be in good working order and all calibration seals are still intact. I don't have a way to test it.  The info plate on the back of this indicates originally manufactured 1984.. Also, particle size is stated as 0.09 to 3.0 microns. . This thing is loaded with features.

Scale 100/1K/10K/1M/10M/Calibrate

Digital Counter/LED display

Sample Seconds/Size/Time

Display x100/x10/Normal

Print and Reset Intervals Sec/10Sec/Minute/10Minute/Hour/Manual

Reference Voltage DCvolts indicator

Clean Mirror warning light

Sample Flow Indicator Gauge and Adjuster (range: 0.4 - 3 cc/sec)

Sheath Flow Indicator Gauge and Adjuster (range: 0-50 cc/sec)

Size/Probe Range/Int Mult dial adjusters

Printer On/Off/ Reset/Overload

 

 

Back of the unit has RS-232C output, BNC inputs for Test Signal, Vert and Sync. Runs off of 115v, 1.5amps.

Warranty

As our many customers will attest, we will do our very best to resolve any customer problems.  But our official policy is: 

• All items sold are guaranteed against D.O.A. only. 
• All claims must be made within 3 days of receipt. 
• All warranties are void if the calibration / warranty seals are broken.

Shipping Policy

Buyer will pay $40.00 packing and shipping in the continental United States.  We will make every effort to ship within 24 hours of receipt of payment.  We ship with FedEx only.  We will be glad to ship with other carriers using the purchasers shipping account.  Please contact us to make any special shipping arrangements. For shipping rate research, our shipping address is Boulder, CO USA ---- Zip Code is 80305.

Foreign buyers:  Unless special provisions have been made, you are responsible for making your own shipping arrangements and all costs related to customs, duties & special packaging requirements.  Please do not ask us to quote you international shipping rates.  Use the address information above to research you own shipping rates.  You can email waltwhite@ascentconcepts.com to get the packaging fee, package weight and size for your research.  Items sold outside the USA are sold as is.  

 Payment Policy

We accept Credit Card payment through Paypal.   We accept Cashiers Check or Money Orders.