VSI Electronics Private Limited

(An ISO 9001:2008 Certified Company)

Making Quality More Affordable

Microprocessor pH Meters

 
VSI Electronics Private Limited is one of the most trusted manufacturers, suppliers and exporters of a wide assortment of Microprocessor Based pH Meters. From our product library, one can avail products like Microprocessor pH Meter VSI-101, pH/mV/Temp. Meter VSI-102 and Portable Digital pH/mV/Temp. Meter VSI-103. These products are developed with accuracy under best industrial conditions.
 
 

Microprocessor Based pH Meter (Model : VSI-101) is a high performance instrument for accurate, reliable & precise pH & Temperature or  mV & Temperature measurements simultaneously. The microprocessor technology and advanced engineering techniques used, give enhanced accuracy and reproducibility.

The Microprocessor pH Meter has in-built error codes which alert you to incorrect procedural errors. It has auto buffer recognition facility. Both auto and manual temperature compensation facility is available. It has 6 soft touch membrane type keys for ease of operation. Storage facility for 1000 samples has been provided, which are retained in the instrument's memory. This Microprocessor based pH Meter also has the provision for the attachment of computer and any dot matrix printer.

This Microprocessor pH Meter is extremely useful for Chemical and Pharmaceutical Industries, Agriculture and Soil Analysis Laboratories, Swimming Pools, Water Quality Control in Boiler Feed Water, Water Works Department, Fertilizer Plants, Petroleum Refineries, Breweries, Water Purification Plants etc.

Features of Microprocessor pH Meter (VSI-101) :

  • Highly Stable & Accurate
  • Auto Buffer Recognition Facility
  • Auto Temperature Compensation
  • Measures pH, mV & Temperature
  • Data Storage Facility upto 1000 Samples
  • Computer/Printer Attachment Facility

 TECHNICAL SPECIFICATIONS :

Parameter

pH

mV

Temperature

Range

0 to 14.00 pH

0 to + 1999 mV

-20oC to 200oC

Resolution

0.01 pH

1 mV

0.1oC

Accuracy

+ 0.01pH, + 1 Digit

+ 0.1% + 1 Digit

 + 0.1% FSD + 1 digit

Calibration

Auto as well as manual, 3 point/2point (Programmable)

Two Point Manual

Two Point Manual

Slope Adjustment

80% to 120%, By Default 100%

-

-

Temperature Compensation

0 to 100oC Automatic with Temp Probe/

Manual with keys

-

-

Sensor

Combined pH Electrode

Combined pH Electrode

Pt-100 Temp. Probe

Auto Buffer
Recognition

4.00, 7.00 & 9.20 pH

Function

Measurement of pH or mV & Temperature Simultaneously

Display

16 x 2 Lines Alphanumeric LCD display

Storage

Upto 1000 Samples

Real Time Display

24 Hour Mode with Date

Interface

RS-232 Centronics & Computer

Print Format

All Data, Date Wise (Programmable)

Digital Output

Serial RS-232 & Parallel Centronics (Programmable)

Error Indication

pH Error, ORP Error, CAL Error & T-Error

Keys / Data Entry

6 Keys, Soft Touch Membrane Type

Power Supply

230V + 10% AC, 50Hz

Accessories

Combination pH Electrode, Temperature Probe, pH Electrode Stand, Buffer Solutions, Data Cable and Operation Manual.

Note : Appearance & Specifications are subject to change due to continuous improvements.

 

 

Microprocessor Based pH/COND/TDS/SALT/TEMP.  METER – (VSI-202) is designed to provide the precise pH/Conductivity/TDS/Salinity & Temperature measurements. The instrument uses the latest Microprocessor technology and advanced engineering techniques so as to give enhanced accuracy and reproducibility. The instrument has user friendly prompts which guide you throughout the measurement process. It has Auto Ranging facility for Conductivity, TDS & Salinity Parameters.

This Microprocessor pH/COND/TDS/SALINITY/TEMPERATURE Meter has 6 soft touch membrane type keys with audible sound for ease of operation. It has data storage facility for 1000 samples, which are retained in the memory even when the instrument is switched OFF. Provision has also been provided for attachment of centronix dot matrix printer so that any of the stored results can be printed.

The instrument is extremely useful for Agriculture and Soil Analysis Laboratories, Swimming Pools, Water Quality Control in Boiler Feed Water, Water Works Department, Fertilizer Plants, Petroleum Refineries, Breweries and Water Purification Plants etc. 

 FEATURES :

·         Measures pH-Temperature/Conductivity-Temperature/TDS-Temperature/

           Salinity-Temperature Simultaneously

·         Highly Stable & Accurate

·         16 x 2 Lines Alphanumeric LCD Display

·         Automatic/Manual Temperature Compensation

·         Auto Ranging Facility

·         Data Storage Facility upto 1000 Samples

·         Computer/Printer Attachment Facility 

 TECHNICAL SPECIFICATIONS:

Functions 

pH & Temperature Or  mV & Temperature Or Conductivity & Temperature  Or TDS &  Temperature  Or Salinity Temperature Simultaneously.

Display

16 Character X 2 Lines Alphanumeric  BL LCD

Power Supply

230 V ± 10%, 50 Hz AC

pH MEASUREMENT

Range

0 to 14 pH

Resolution

0.01 pH

Accuracy

± 0.01 pH ± 1 Digit

Slope Adjustment

80% to 120%  By Default 100%

Temp. Compensation

 

0 to 100˚C Automatic  with Temp. Probe / Manual with keys

Auto Buffer Recognition

4.00 pH, 7.00 pH, 9.20 pH

Calibration

Auto & Manual, 3 Point & 2 Point (Programmable)

CONDUCTIVITY-TDS-SALT MEASUREMENT

Range

 

 

Conductivity 0.00 uS/cm to 1000 mS in 6- Auto Ranges

TDS                 0.00 ppm    to 200  ppt in 6- Auto Ranges  

SAL                 0.0    ppt      to  50   ppt Auto Ranging

Resolution

 

 

Conductivity   0.01/.1/1 uS/mS as per Range

TDS                 0.01/.1/1 ppm/ppt as per Range

SAL                 0.1   ppt

Accuracy

± 0.5% of Range ± 1 Digit

TDS Factor

0.50(By Default) & Adjustable Manually

SAL Factor

0.75(By Default) & Adjustable Manually

Cell Const. Adjustment

Digital 0.05 to 2.000  (By Default 1.000)

Temp. Compensation

0 to 70˚C  Automatic  with Temp. Probe/Manual with  Keys

Temp. Coefficient Adj.     

0.00% to 4.00% Adjustable (By Default 2.00%)

Reference Temperature

20 Degree C & 25 Degree C

Mode Of Calibration

By Value & By Measurement

TEMPERATURE  MEASUREMENT              

Range

-20.0 ˚C to 200 ˚C

Resolution

0.1 ˚C

Accuracy

± 0.1% of Range ±1 Digit

Calibration

Two Point Manual

Sensors

Pt-100 Probe

Data Entry

By Six Soft Touch Keys with Audible Sound

Storage  Memory

1000 Samples

Real Time Display

24 Hour Mode with Date

Interface

RS-232, Centronics & Computer

Print Format

All Data  & Date Wise  (Programmable)

Digital Output

Serial Rs-232 ,Parallel Centronics (Programmable)

Error Indication

PH ERROR, CAL ERROR &  T-ERROR

STANDARD ACCESSORIES

 

PH Electrode,  Cond/TDS/Salt Cell, Temperature Probe, Buffer Solutions, Electrode Stand, Data Cable and Instruction Manual.  

     

 

Appearance & Specifications are subject to change due to continuous development.

 

 

 

VSI presents another model of Micro Processor Based pH meter (VSI-102) that incorporates the latest technological advancements.  This Microprocessor pH Meter is an ideal, elegant, rugged & versatile for fast and accurate pH, mV and Temperature measurements.

 

 

Features of Microprocessor pH Meter :

·         Highly Stable & Accurate

·         Auto Buffer Recognition Facility

·         Auto Temperature Compensation

·         Measures pH, mV & Temperature

Technical Specifications:

Parameter

Range

Resolution

Accuracy

pH

0 to 14 pH

+-0.01 pH

+-0.01 pH +-1 digit

mV

-1999 mV to +1999 mV

+-1 mV

+-0.1% +-1 digit

Temperature

0oC to 100oC

+-0.1oC

+-0.1% +-1 digit

Calibration (pH)

Two Point Automatic As Well As Manual

Calibration (mV)

Two Point Manual

Auto Buffer Recognition

4.00 pH & 7.00 pH

Temperature Compensation

Automatic with PT-100 Probe, 0-100oC

Display

16 Characters x 2 Lines Alpha Numeric LCD Display

Mode Selection

Using Mode Key -pH/mV/Temp. & Calibration (Hold MODE Key for 3 seconds to Change the Mode)

Power Supply

230V +-10%, 50 Hz AC

Standard Accessories: pH Electrode, Temperature Probe, Electrode Stand,                                                  Buffer Solutions & Instruction Manual.

 

 

VSI-103, Digital pH/mV/Temp Meter (Portable) is a Microprocessor pH Meter that incorporate the latest technological advancements.  This is an ideal, elegant, rugged & versatile for fast and accurate pH, mV and Temperature measurements, in the field and labs.

Features of Microprocessor pH Meter :

  • Highly Stable & Accurate
  • Auto Buffer Recognition Facility
  • Auto Temperature Compensation
  • Measures pH, mV & Temperature
  • Hand Held Model
Technical Specifications:

Parameter

Range

Resolution

Accuracy

pH

0 to 14 pH

+-0.01 pH

+-0.01 pH +-1 digit

mV

-1999 mV to +1999 mV

+-1 mV

+-0.01% +-1 digit

Temperature

0oC to 100oC

+-0.1oC

+-0.01% +-1 digit

Calibration (pH)

Automatic as well as Manual

Calibration (mV)

Two Point Manual

Auto Buffer Recognition

4.00 pH & 7.00 pH

Temperature Compensation

Automatic with PT-100 Probe, 0-100oC

Display

16 Characters x 2 Lines Alpha Numeric LCD Display

Mode Selection

Using Mode Key - pH/ mV /Temp. & Calibration (Hold MODE Key for 3 seconds to Change the Mode).

Power Supply

9 Volt Battery Only

Standard Accessories: pH Electrode, Temperature Probe, Electrode Stand,                                                                       Buffer Solutions & Instruction Manual.

 

Contact us  :

 

VSI ELECTRONICS PVT. LTD.,

(An ISO 9001:2008 Certified Company)

F-330, PHASE VIII-B, SECTOR 74, INDUSTRIAL AREA,

S.A.S. NAGAR, MOHALI – 160 071, PUNJAB (INDIA).

TELEFAX : +91-172-4627238

MOBILE : +91-9041931993, 9814016463, 9855076463

E-MAIL : vsielectronicsmohali@gmail.com
  vsielectronics@gmail.com

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