HI221 desktop acidity meter

NegotiableUpdate on 03/13

Model

Nature of the Manufacturer: Producers

Product Category

Place of Origin

Online Consult

Overview

The HI221 has a data storage function that can store 100 data records. The last accurate time and date can be set, and the instrument's feature number can be set. The instrument has a built-in real-time clock RS232 interface.

Product Details

HI221 desktop acidity meter:

Equipped with calibration check function (Cal Check):＊More calibration information: When calibrating, the instrument will display an error message to remind the user when one or more parameters are not suitable
＊Display electrode status: Determine electrode status by detecting electrode zero point or slope
＊Display electrode response time: Determine electrode response time by detecting electrode performance during calibration
＊Calibration alarm: Programmable alarm interval can be set from 1 to 7 days

Other features:
＊Data storage function, HI221 can store 100 pieces of data
＊Record the last accurate time and date
＊Can set the characteristic number of the instrument
＊The instrument has a built-in real-time clock
＊RS232 interface

Model number	pH221
Range	-2.00to 16.00pH； ±699.9mV（ISE）； ±2000mV（ORP）； -20.0 to 120.0℃
Accuracy	±0.01pH ； ±0.4℃ ±0.2mV(±699.9)； ±1(±2000)；
Resolution	0.01pH；0.1℃； 0.1mV(±699.9mV)； 1mV(±2000mV)；
GLP function	have
Calibration method	Automatic recognition calibration （pH1.68、pH4.01、pH6.86、pH7.01、pH9.18、pH10.01、pH12.45）
temperature compensation	Manual or automatic temperature compensation -20.0 to 120.0 ℃
Supporting electrode	Refer to standard configuration
temperature probe	HI7669/2W stainless steel probe
data interface	RS232 interface
data management	100 sets of data
Input impedance	10¹²Ω
Power supply	12VDC
Environmental environment	0 to 50℃； RH95%
Size/Weight	240×182×74mm / 1000g