PHG-2091 Industrial Online PH Meter

Introduction 

PHG-2091 industrial online PH meter is precision meter for measurement of PH value of solution. With complete

functions, stable performance, simple operation and other advantages, they are optimal instruments for industrial

measurement and control of PH value. Various PH electrodes can be used in PHG-2091 industrial online PH meter.

Features

LCD display, high-performance CPU chip, high-precision AD conversion technology and SMT chip technology,

Multi-parameter, temperature compensation, high precision and repeatability

US TI chips; 96 x 96 world-class shell; world-famous brands for 90% parts

The current output and alarm relay adopt optoelectronic isolating technology, strong interference immunity and

the capacity of long-distance transmission.

Isolated alarming signal output, discretionary setting of upper and lower thresholds for alarming, and lagged

cancellation of alarming.

High-performance operational amplifier, low temperature drift; high stability and accuracy.

Technical parameters

1. Measuring range: 0~14.00pH,  Resolution:0.01pH

2. Precision:0.05pH,±0.3℃

3. Stability:≤0.05pH/24h

4.Automatic temperature compensation: 0~100℃(pH)

5.Manual temperature compensation:0~80℃(pH)

6. Output signal: 4-20mA isolated protection output, dual current output

7. Communication interface:RS485(optional)

8. Control interface: ON/OFF relay output contact

9.Relay load: Maximum 240V 5A; Maximum l l5V 10A

10. Relay delay: Adjustable

11.Current output load:Max.750Ω

12. Insulation resistance:≥20M

13. Power supply: AC220V ±22V, 50Hz ±1Hz

14. Overall dimension: 96(length)x96(width)x110(depth)mm;dimension of the hole: 92x92mm

15. Weight: 0.6kg

16. Working condition: ambient temperature:0~60℃, air relative humidity:≤90%

Except for the earth magnetic field, there is no interference of other strong magnetic field around.

Dear Customer,

  We ,Xi’an Yima Opto-electrical Technology Com.,Ltd. is an integrated economic entity of R&D,manufacturing and trading with over 20 years of history .

 Our business scope covers various fields such as biochemical analysis,environmental protection,industrial testing, bioscience,medical apparatus and instruments,internet technology and some frontier science.

 Through a long-time development,we own a national resources system of various professional talents , abundant supply for various components &parts and special materials, full producing &processing equipments , strong Technological standardization and a complete quality assurance system.

 If you need OEM or ODM in manufacturing ,scientific research , market development and or you want to build your own brand in your country, it’s our honor to cooperate with you.In this way ,we have developed many products for our customers from the USA, Europe and South Africa and got good feedback on Alibaba