phm220,co– part no.: r21m018a versatile and easy-to-use instrument to fulfil the stringent demands of good laboratory practice.
printout and storage of results to comply with glp for full traceability
more confidence in results thanks to calibration reminder when a new calibration is required
storage of last 9 calibrations helps you keep track of electrode condition
alarms in ph, mv and temperature
delivered ready to use with combined ph electrode, electrode holder and solutions kit.
type
phm220
measurements
ph, mv and temperature
measuring ranges
ph: -9.00 to +23.00mv: ±1999.9temperature: -9.9 to +99.9°c
measurement procedures
autoread (result is locked on display as soon as stability criterion is reached) or manual (with sliding stability indicator) or at intervals.min and max. alarms in ph, mv and temperature
calibration
1, 2 or 3 pointsauto buffer recognition and fixed buffer se-lection modes
temperature compensation
yes, with or without temperature sensor
glp functions
date and timelast 9 calibrations storedcalibration reminderlast 25 results storedinstrument id on printout
connections
indicator electrode
reference electrode
temperature sensor
bi-directional rs232 for printer/pc
analogue output for recorder
phm220,co is delivered with
phc2001-8 combined ph electrode, red rod with bnc plug
e190 electrode holder
solutions kit (1xph1.679, 2xph4.005, 2xph7.000 and 1xph10.012), kcl.l and kcl.c filling solutions and a beaker dispenser.