Record accurate and reliable pH, mV, ORP and temperature measurements with the Thermo Scientific™ Orion™ Star A221 pH Portable Meter, ideal for a wide range of applications and advanced pH analysis in the field. Perform up to a five point pH calibration, log up to 1000 data point sets with time / date stamp and easily transfer calibration and data logs via USB or RS232 to a printer or computer with free downloadable Orion™ Star Com software. Waterproof meter ensures durable, rugged performance in outdoor environments with an IP67-rated housing.

Don’t leave your measurements to chance when analyzing samples outside the lab. Orion Star A221 pH portable meters are designed to offer the reliability you need in a user-friendly package for your dedicated pH testing needs. This waterproof portable meter displays critical data with your measurement including temperature, date and time, read type, measurement stability, active calibration info and power source status.

Features:

• Measure pH, mV, relative mV or ORP with temperature

• Perform up to a five point pH calibration using automatic buffer recognition of NIST or DIN buffer groups with choice to manually enter custom buffer values

• Informative, easy-to-read backlit graphic display with clear onscreen instructions simplifies operation

• Capture your critical readings with measurement stability indicator and selectable read modes – Auto-Read holds a stable reading and Continuous shows changing readings with hold option

• Data log collects and date/time stamps up to 1000 measurement sets

• Non-volatile meter memory ensures your data and settings are protected, even with loss of power

• Orion Star Com software facilitates data transfer to a computer via USB or RS232 connections

• Flexible power options with AA batteries or optional universal power adapter

• IP67-rated housing is waterproof for rugged field operation

• Meter kits include hard-sided field case and protective meter armor with electrode holders, adjustable wrist/belt strap and built-in meter stand

• Meters offer CE, TUV 3-in-1 and FCC Class A certifications and 3-year replacement warranty

What's in the Box:

• (1) Star A221 pH Meter with Batteries

• (1) 8107UWMMD ROSS Gel-filled Epoxy pH/ATC Triode with 3 Meter Cable

• (1) 910410 pH 4.01 Buffer Pouches

• (1) 910710 pH 7.00 Buffer Pouches

• (1) 911010 pH 10.01 Buffer Pouches

• (1) 810001 ROSS Electrode Storage Solution

• (1) 911110 Rinse Solution

• (1) STARA-AR Protective Armor with Electrode Holder

• (1) STARA-CS Hard Carrying Case

Brochure/Datasheet

Instruction manual

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