General information, Description – YSI 556 MPS User Manual
Page 12
YSI 556 MPS
YSI Incorporated
Page 6
2. General Information
2.1 Description
The rugged and reliable YSI 556 MPS (Multi-Probe System) combines the
versatility of an easy-to-use, easy-to-read handheld unit with all the
functionality of a multi-parameter system. Featuring a waterproof, impact-
resistant case, the YSI 556 MPS simultaneously measures dissolved oxygen,
conductivity, temperature, and optional pH and ORP. A simple cellular
phone style keypad and large display make the instrument easy to use. The
YSI 556 MPS is compatible with YSI EcoWatch
TM
for Windows
TM
software.
The YSI 556 MPS assists the user in conforming to Good Laboratory
Practice (GLP) standards which help ensure that quality control/quality
assurance methods are followed. Battery life is displayed with a fuel gauge,
and the user can choose standard alkaline batteries or an optional
rechargeable battery pack.
The 1.5 MB memory can store more than 49,000 data sets. Other options
include a flow cell and barometer. The internal barometer can be user-
calibrated and displayed along with other data, used in dissolved oxygen
calibrations, and logged to memory for tracking changes in barometric
pressure.
Features
• Waterproof -meets IP67 specifications
• Field-replaceable DO electrode module; pH and pH/ORP sensors
• Compatible with EcoWatch
TM
for Windows
TM
data analysis
software
• Assists with Good Laboratory Practice Standards (GLP)
• Choice of DO membrane material for different applications
• Easy-to-use, screw-on cap DO membranes
• User-upgradeable software from YSI website
• Three-year warranty on the instrument; one-year on the probe
modules
• Available with 4,10, and 20 m cable lengths
• Stores over 49,000 data sets, time and date stamped