DIGITAL PH, CONDUCTIVITY & TEMPERATURE METER 181

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DIGITAL PH, CONDUCTIVITY & TEMPERATURE METER 181 Specification

Temperature Range
0C to 100C

Automation Grade
Automatic

Power Source
230V AC

Model No
181

Core Components
Electrode Probe, Main Unit, Display Panel

Measurement Range
pH 0-14, Conductivity 0-200 mS, Temperature 0-100C

Capacity
Multiparameter (pH, Conductivity & Temperature)

Feature
Highly Efficient

Accuracy
100 %

Frequency
50 Hz

Voltage
230V

Equipment Materials
High-Grade Plastic Housing

Type
Benchtop Meter

Usage
Laboratory

Display Type
Digital LCD Display

Dimension (L*W*H)
220 x 180 x 80 mm

Weight
Approx. 1 kg

About DIGITAL PH, CONDUCTIVITY & TEMPERATURE METER 181

FEATURES

· Highly Stable and Accurate

· 3½Digit Red LED Display

· Cell Constant Adjustment Facility

· Rugged & Reliable Design

Digital pH, Conductivity & Temperature Meter Model 181 is an elegant rugged and most economical instrument for fast and accurate pH, Conductivity and Temperature measurements in any laboratory. This instrument is useful for monitoring acidity & alkalinity, conductivity & temperature of natural water, sea water, drinking water, treated water, waste water, brine solution, soil and other chemical solutions. 3½ digit, seven segment bright red LED display & solid state IC circuitry makes it versatile and reliable. It operates on 230V AC, 50 HZ.

These are extremely useful instruments for chemical laboratories, pollution and environmental testing, public health engineering, sugar cement, paper industries, pharmaceuticals & boiler water analysis, agriculture and soil labs, brewery and transport under takings, fertilizer plants and petroleum refineries etc.

SPECIFICATIONS : -

Display	3½ Digit LED
pH
Range	0 - 14 pH
Resolution	0.01 pH
Accuracy	0.01 ± 1 Digit
Input Impedance	> 10¹²ohms
Temp. Comp.	Manual: 0 - 100^oC
Slope Correction	80 - 120%%
CONDUCTIVITY
Range	0 - 20 mS/Cm in 2 ranges
Resolution	1 S/Cm
Accuracy	± 0.5 %% of Range ± 1 digit
Oscillator	1 KHz in-built
1 KHz in-built	0.2 - 1.8 adjustable directly on digital display
Temperature Compensation	0 - 50 °C adjustable from Temp. Table at 25 °C
TEMPERATURE
Range	0 - 100 °C
Resolution	0.1 C
Accuracy	± 0.2%% ± 1 digit
Sensor	Semi Conductor (PT-100) Type
Power Supply	220 V ± 10%% AC, 50 Hz
Dimensions (L x B x H)	Instrument: 75 x 175 x 275 mm (Approx.) Box: 320 x 300 x 265 mm (Approx.)
Weight	2.5 Kg (Approx)

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

Multiparameter Measurement

The DIGITAL PH, CONDUCTIVITY & TEMPERATURE METER 181 streamlines laboratory analysis by accurately measuring pH (0-14), conductivity (0-200 mS/cm), and temperature (0-100C) all in one compact benchtop unit. Its high-grade plastic housing ensures durability for long-term use.

User-Friendly Calibration and Operation

Effortless calibration is achieved through 1-3 point pH calibration, selectable between automatic and manual modes. The intuitive interface and instruction manual make setup and routine measurements straightforward, even for less experienced users.

Exceptional Data Handling and Efficiency

Equipped with a data memory function that stores up to 99 readings, this meter enables easy record-keeping and data retrieval. It features an energy-efficient circuit for long-term use and a rapid response time, making daily laboratory workflows smoother and faster.

FAQs of DIGITAL PH, CONDUCTIVITY & TEMPERATURE METER 181:

Q: How do I calibrate the DIGITAL PH, CONDUCTIVITY & TEMPERATURE METER 181?

A: Calibration is performed using either the automatic or manual modes, supporting 1 to 3 point calibration for pH measurement. The meter comes with buffer solutions and a detailed instruction manual to guide users through each calibration step for optimal accuracy.

Q: What types of samples can be measured with this meter?

A: This device is suitable for a wide range of liquid samples commonly analyzed in laboratories, such as water, solutions, or chemical mixtures. Its multiparameter functionality allows simultaneous monitoring of pH, conductivity, and temperature.

Q: When should the device be recalibrated?

A: It is recommended to recalibrate the meter regularly depending on usage frequency, typically before each series of measurements or whenever highly precise results are required. Calibration may also be necessary after long-term storage or changing electrode probes.

Q: Where should I store the meter and its accessories?

A: For long-term reliability, keep the meter and its accessories in a dry and cool location as specified. Avoid exposure to moisture, dust, or extreme temperatures to preserve the accuracy and lifespan of the equipment.

Q: What is the process for reviewing past measurements stored in the device?

A: The meter features a data memory capable of storing up to 99 readings. Users can review stored data directly via the digital LCD display by following the instructions in the user manual, enabling efficient tracking and analysis of results.

Q: How does automatic temperature compensation benefit my measurements?

A: Automatic Temperature Compensation (ATC) ensures your pH and conductivity readings remain accurate even when samples experience temperature fluctuations, as the meter automatically adjusts the values to account for thermal effects.

Q: What accessories are included with the DIGITAL PH, CONDUCTIVITY & TEMPERATURE METER 181?

A: Each unit is supplied with an electrode holder, a set of buffer solutions for calibration, and a comprehensive instruction manual to help users get started and maintain the device effectively.

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