1
Content
1.
Specifications
2.
Construction
3.
Operation
4.
Maintenance
1. General
Before you begin using the meter, please read the instruction carefully to be sure
you get the best possible performance to avoid wrong operation, ensuring
accurate measuring and extend the working life of the meter.
Model
INE-
PHB-4 PH meter is a portable pH meter with 31/2 LCD
display, displaying temperature and pH value simultaneously,
distinguishing buffer solution automatically. It is suitable for
measuring the pH value and potential(mV) in the laboratories and
inspection offices. The compact size and portable design of the meter make
it specially suitable for being used in the remote site without power source.
2 Specifications
2.1
Main specifications and performance
(1)
Measuring range : pH: 0~14pH mV: 0~
±
1400mV
(2)
Accuracy of the electric unit: pH :
±
0.03pH mV:
±
0.2% FS
(3) Input impedance of the electric unit :5
×
10
11
Ω
(4) Input current of the electric unit: 1x10
-11
A
(5) Stability of the electric unit:
±
0.0pH
±
1 bit/3hr
(6) Temperature compensation: (0~60)
℃
(7)Repeating of the meter: 0.03pH
(7) Outside dimensions: 170
×
75
×
30mm
(8) Weight: 0.5kg
