I have a used YSI Model 55 DO meter with accessories for sale. This DO meter is a rugged, micro-processor based, digital meter. It is in good = to excellent condition, fully functional, easy to calibrate, and includes = an instruction manual. The meter includes a ~12-foot probe cable, DO = probe, and new batteries. Calibration/operation instructions are on the = reverse side. The meter includes automatic temperature correction and operation from six AA batteries, with a battery life of about 100 hours. This = meter would be an excellent primary field meter for supporting water quality monitoring programs. Additional information follows:
=20 * The YSI Model 55 is a complete system for DO measurements in a conveniently sized hand-held meter; * The ergonomic housing is splash proof and the complete system floats in water;=20 * Large back lit LCD is easy to read and simultaneously displays temperature in =B0C and DO in mg/L or % air saturation. All readings = are automatically temperature compensated and can also be compensated for barometric pressure and salinity once the appropriate values are = entered; =20 * Push-button calibration with a built-in calibration chamber, direct salinity, and altitude compensation, the YSI 55 provides simultaneous readings of DO and temperature; * Field serviceable polarographic probe; * A new YSI Model 55 is sold complete with meter, probe, cable and six AA size batteries for about $750; and * Dimensions: 9.5"H x 2.2"D x 3.5"W. =20 I am asking $375 for this used YSI Model 55 DO Meter and accessories, = not including shipping. I can e-mail a jpg of the meter, cable, and probe = to interested parties. Please reply by e-mail or call me directly if there = is an interest. Thanks and have a great day. Regards, I. Richard Schaffner, Jr., P.G., C.G.W.P. Senior Technical Specialist, GZA GeoEnvironmental, Inc., = http://www.gza.net <http://www.gza.net/>=20 Moderator, Bioremediation Discussion Group, = http://bioremediationgroup.org <http://bioremediationgroup.org/>=20 E-mail: [EMAIL PROTECTED] Office Phone: 603.232.8764 Cell Phone: 603.493.8612 Fax: 603.624.9463 =20 =20 GZA GeoEnvironmental, Inc. =20 Engineers & Scientists SERVICE - SOLUTIONS - SATISFACTION -------------------------------------------------------------------------= ------------------------------------------ This electronic message is intended to be viewed only by the individual = or entity to which it is addressed and may contain privileged and/or confidential information intended for the = exclusive use of the addressee(s). If you are not the intended recipient, please be aware that any disclosure, = printing, copying, distribution or use of this information is prohibited. If you have received this message in error, = please notify the sender immediately and destroy this message and its attachments from your system.=20 -------------------------------------------------------------------------= ------------------------------------------ For information about GZA GeoEnvironmental, Inc. and its services, = please visit our website at www.gza.com.=20
