Microprocessor pH-EC-TDS Meter 1615

Microprocessor pH-EC-TDS Meter 1615

ESICO Microprocessor Based pH-EC-TDS Meter 1615: Advanced 4-Parameter Laboratory Analyzer

The Microprocessor Based pH-EC-TDS Meter Model 1615 is a sophisticated solid-state instrument designed for precise measurement of pH, Electrical Conductivity (EC), Total Dissolved Solids (TDS), and Temperature in a single compact unit. Developed by Environmental and Scientific Instruments Co. (ESICO), an ISO 9001:2000 certified manufacturer, this advanced analyzer combines cutting-edge microprocessor technology with user-friendly operation for enhanced accuracy and reproducibility across multiple parameters.

Key Features & Benefits Microprocessor pH-EC-TDS Meter 1615

• Quad-Parameter Measurement - Comprehensive testing of pH, EC, TDS, and temperature in one instrument
• Microprocessor Technology - Advanced digital processing ensures high accuracy and stable readings
• 16x2 Alphanumeric LCD Display - Clear backlit screen for excellent visibility in all lighting conditions
• Intuitive Interface - 8 soft-touch membrane keys with user-friendly prompts guide through measurements
• Extensive Data Storage - Memory for 90 samples retained even when power is off
• Printer Connectivity - Direct connection to dot-matrix printers via Centronics interface
• Automatic Temperature Compensation - Ensures accurate readings across varying temperatures
• Auto Buffer Recognition - Automatically identifies standard buffer solutions in pH mode
• Auto-Ranging EC Measurement - Selects optimal measurement scale for conductivity readings
• Programmable Parameters - Adjustable reference temperature and temperature coefficient in EC mode
• Versatile Applications - Suitable for laboratory, industrial, agricultural, and water quality testing
• ISO Certified Quality - Built to exacting standards with 1-year warranty

Technical Specifications

Parameter	pH	Conductivity (EC)	TDS	Temperature
Range	0-14.00 pH	0-20, 0-200 μS 0-2, 0-20, 0-200 mS	0-20, 0-200 ppm 0-2, 0-20, 0-200 ppt	0-100°C
Resolution	0.01 pH	0.01 μS	0.01 ppm	0.1°C
Accuracy	0.01 pH ± 1 Digit	± 0.5% FS ± 1 Digit	± 0.5% FS ± 1 Digit	± 0.1°C
Temperature Compensation	Auto/Manual (0-100°C)	Auto/Manual (0-50°C)	Auto/Manual (0-50°C)	-
Cell Constant	-	Adjustable (0.05-10.5)	Adjustable (0.05-10.5)	-
Temperature Coefficient	-	Adjustable (0.1-4.0%)	Adjustable (0.1-4.0%)	-
Auto Buffer Recognition	4.00, 7.00, 9.20 pH	-	-	-
Range Selection	-	Automatic	Automatic	-

General Specifications Microprocessor pH-EC-TDS Meter 1615

• Display: 16x2 Line Alphanumeric LCD Display with Backlit
• Storage: Up to 90 Samples
• Keyboard: 8 Soft touch membrane type keys
• Printer Interface: Provision for attachment of Dot-Matrix Printer with Centronics Interface
• Power: 230V ± 10% AC, 50 Hz
• Weight: 2.5 Kg (Approx)
• Dimensions:
  • Instrument: 285 x 190 x 90 mm (L x W x H)
  • Packing Box: 330 x 305 x 265 mm (L x W x H)

Included Accessories

• pH Combination Electrode
• pH Buffer Tablets (4.00 & 7.00 pH)
• Conductivity/TDS Cell
• Temperature Probe
• Electrode Stand
• Dust Cover
• Instruction Manual
• Mains Lead

Applications & Industries Microprocessor pH-EC-TDS Meter 1615

Laboratory & Research

• Chemical Analysis - Precise measurement of solution properties
• Research Projects - Reliable data collection for scientific studies
• Quality Control - Verification of product and process specifications
• Educational Institutions - Teaching and demonstration of water chemistry principles
• Environmental Testing - Analysis of water samples for contamination and quality

Industrial Applications Microprocessor pH-EC-TDS Meter 1615

• Pharmaceutical Manufacturing - Quality assurance for water-based formulations
• Boiler Feed Water Monitoring - Prevention of scale formation and corrosion
• Water Purification Plants - Process control and output verification
• Petroleum Refineries - Water quality assessment for various processes
• Breweries - Water quality control for beverage production
• Fertilizer Plants - Solution preparation and quality verification

Water Quality Management Microprocessor pH-EC-TDS Meter 1615

• Municipal Water Works - Regulatory compliance and treatment monitoring
• Swimming Pool Maintenance - Optimal water chemistry for safety and comfort
• Aquaculture - Monitoring water parameters for aquatic species health
• Wastewater Treatment - Process control and discharge compliance
• Drinking Water Quality - Verification of potability standards

Agricultural Applications

• Soil Testing Laboratories - Analysis of soil extract properties
• Irrigation Water Assessment - Evaluation of water suitability for crops
• Hydroponics - Nutrient solution monitoring and adjustment
• Crop Research - Investigation of soil-water-plant interactions
• Agricultural Extension Services - Support for farmer recommendations

Detailed Parameter Functions Microprocessor pH-EC-TDS Meter 1615

pH Measurement System

The pH measurement capability of the Model 1615 provides comprehensive analysis of solution acidity/alkalinity:

• Complete Range Coverage - Full 0-14 pH scale with 0.01 pH resolution
• High Precision - Accuracy of 0.01 pH ± 1 digit for critical applications
• Intelligent Calibration - Automatic recognition of 4.00, 7.00, and 9.20 pH buffers
• Temperature Compensation - Auto or manual adjustment from 0-100°C
• Stable Readings - Advanced signal processing reduces measurement noise
• Intuitive Operation - Guided calibration and measurement procedures

Conductivity (EC) Measurement System Microprocessor pH-EC-TDS Meter 1615

The conductivity function delivers precise measurement of solution ionic content:

• Wide Measurement Range - From 0 to 200 mS across multiple auto-selected ranges
• Fine Resolution - 0.01 μS resolution for detecting minor conductivity changes
• Custom Cell Constant - Adjustable from 0.05 to 10.5 for different conductivity cells
• Temperature Compensation - Auto/manual adjustment from 0-50°C
• Programmable Temperature Coefficient - Customizable from 0.1-4.0% for different solutions
• Auto-Ranging - Automatic selection of optimal measurement scale
• Programmable Reference Temperature - Customizable reference point for temperature compensation

TDS Measurement System Microprocessor pH-EC-TDS Meter 1615

The TDS function provides detailed analysis of dissolved solid content in solutions:

• Comprehensive Range - From 0-20 ppm to 0-200 ppt (0-200,000 ppm)
• High Resolution - 0.01 ppm detection capability for sensitive applications
• Adjustable Cell Constant - Customizable from 0.05 to 10.5 to match sensor characteristics
• Temperature Compensation - Auto/manual adjustment from 0-50°C
• Customizable Temperature Coefficient - Adjustable from 0.1-4.0% for solution-specific compensation
• Automatic Range Selection - Optimal scale selection based on measured values

Temperature Measurement System Microprocessor pH-EC-TDS Meter 1615

The dedicated temperature function provides both standalone measurements and compensation for other parameters:

• Wide Measurement Range - Covers 0-100°C for diverse applications
• High Resolution - 0.1°C increments for precise temperature monitoring
• Superior Accuracy - ±0.1°C precision for critical temperature assessment
• Dedicated Probe - Specialized temperature sensor for reliable readings
• Integrated Display - Temperature values shown on the main display interface
• Parameter Compensation - Provides correction data for pH, EC, and TDS measurements

Advanced System Features Microprocessor pH-EC-TDS Meter 1615

Intelligent Memory & Data Management

The Model 1615 incorporates sophisticated data handling capabilities:

• 90-Sample Storage - Extensive memory for field or laboratory measurements
• Non-Volatile Memory - Data retained even when power is disconnected
• Measurement Review - Recall of stored readings for analysis and comparison
• Printer Integration - Direct output to attached printer for documentation
• Centronics Interface - Standard connection to dot-matrix printers
• Selective Data Output - Print individual or multiple stored results

User-Friendly Interface

The instrument features an intuitive design for efficient operation:

• Alphanumeric Display - 16x2 character LCD with backlight for clear visibility
• Membrane Keypad - 8 soft-touch keys for reliable, splash-resistant operation
• Interactive Prompts - On-screen guidance throughout measurement process
• Logical Menu Structure - Straightforward navigation between functions
• Parameter Selection - Simple switching between measurement types
• Status Indicators - Visual feedback on current operations and settings

Microprocessor Architecture Microprocessor pH-EC-TDS Meter 1615

Advanced digital design delivers superior performance and capabilities:

• Digital Signal Processing - Enhanced accuracy through sophisticated algorithms
• Automatic Calibration - Streamlined procedures with buffer recognition
• Intelligent Range Selection - Optimal measurement scaling without manual switching
• Parameter Integration - Coordinated measurements between different functions
• Real-Time Compensation - Dynamic adjustment for temperature effects
• System Diagnostics - Self-monitoring for reliable operation

Operational Benefits Microprocessor pH-EC-TDS Meter 1615

Laboratory Workflow Enhancement

The Model 1615 offers significant advantages for testing procedures:

• Multi-Parameter Efficiency - Complete analysis with a single instrument
• Time Savings - Rapid switching between different measurements
• Streamlined Calibration - Automatic procedures reduce setup time
• Consistent Methodology - Standardized approach across all parameters
• Reduced Training Requirements - Single interface for multiple test types
• Documentation Simplification - Integrated data storage and printing capabilities

Economic Advantages Microprocessor pH-EC-TDS Meter 1615

The integrated design provides cost benefits over multiple single-parameter instruments:

• Lower Equipment Investment - One device instead of separate pH, EC, and TDS meters
• Reduced Maintenance - Fewer instruments to service and calibrate
• Space Optimization - Smaller footprint in laboratory or workspace
• Simplified Inventory - Fewer consumables and accessories to manage
• Extended Capabilities - Advanced features not typically found in basic meters
• Quality Assurance - ISO-certified manufacturing with warranty coverage

Setup & Operation Guidelines Microprocessor pH-EC-TDS Meter 1615

Initial Setup

1. Place the instrument on a stable, level surface away from vibration and electromagnetic interference
2. Connect appropriate electrodes and probes to their respective ports
3. Attach the temperature probe for automatic temperature compensation
4. Connect to power supply (230V ± 10% AC, 50 Hz)
5. Allow system to stabilize before calibration or measurement
6. For printer output, connect compatible dot-matrix printer via Centronics interface

Calibration Procedures Microprocessor pH-EC-TDS Meter 1615

• pH Calibration
  1. Prepare fresh buffer solutions (4.00, 7.00, 9.20 pH)
  2. Select pH mode and follow on-screen prompts
  3. Immerse electrode in appropriate buffer solutions as directed
  4. System automatically recognizes standard buffers
  5. Rinse electrode thoroughly between buffer solutions
• EC/TDS Calibration
  1. Prepare standard conductivity solution appropriate for your range
  2. Select EC mode and follow calibration prompts
  3. Adjust cell constant if necessary (0.05-10.5 range)
  4. Set temperature coefficient appropriate for your solutions (0.1-4.0%)
  5. Program reference temperature as needed

Best Practices for Accurate Measurements Microprocessor pH-EC-TDS Meter 1615

• Electrode Maintenance - Regularly clean and properly store electrodes
• Sample Handling - Allow samples to reach stable temperature before testing
• Calibration Frequency - Perform daily calibration for critical applications
• Rinsing Procedure - Thoroughly rinse electrodes between samples with distilled water
• Parameter Sequencing - Measure least contaminating parameters first (typically pH before EC/TDS)
• Data Recording - Use storage function to capture measurements for later analysis

About Environmental and Scientific Instruments Co. (ESICO)

Environmental and Scientific Instruments Co. (ESICO) is an ISO 9001:2000 certified manufacturer specializing in laboratory and analytical instruments. With a comprehensive product range covering spectrophotometers, flame photometers, pH meters, conductivity meters, dissolved oxygen meters, and integrated analysis systems, ESICO provides high-quality scientific equipment for research, educational, industrial, and environmental applications. The company's commitment to quality is reflected in their ISO certification and one-year warranty on the Microprocessor Based pH-EC-TDS Meter Model 1615. As part of their extensive product lineup, ESICO offers complementary instruments including various types of spectrophotometers, moisture analyzers, dissolution testers, microscopes, and portable field testing equipment.

Additional ESICO Products Microprocessor pH-EC-TDS Meter 1615

ESICO's comprehensive range includes:

• Semi Auto Analyzers
• Single and Double Beam UV/VIS Spectrophotometers
• Flame Photometers
• Haemoglobin Meters
• Photo Colorimeters
• Various Water Quality Analyzers (DO, Salinity, Turbidity)
• Karl Fischer Moisture Titrators
• Pharmaceutical Testing Equipment (Dissolution, Disintegration, Friability)
• Temperature Measurement Instruments
• Water & Soil Analysis Kits
• Portable Test Meters
• Various Laboratory Microscopes

Summary Microprocessor pH-EC-TDS Meter 1615

The ESICO Microprocessor Based pH-EC-TDS Meter Model 1615 represents an advanced, integrated solution for professional water quality analysis and laboratory testing. By combining four essential measurement parameters—pH, electrical conductivity, total dissolved solids, and temperature—in a single microprocessor-controlled instrument, it delivers exceptional versatility, accuracy, and value. Key advantages include the user-friendly interface with alphanumeric display and guided operation, extensive 90-sample storage capacity, automatic calibration features, and programmable parameters for application-specific customization. The instrument's comprehensive measurement capabilities make it ideal for diverse applications in chemical laboratories, pharmaceutical manufacturing, water treatment facilities, agricultural testing, and environmental monitoring. Built to ISO 9001:2000 standards and backed by a one-year warranty, the Model 1615 offers the reliability, precision, and functionality required for professional water quality assessment and laboratory analysis. With its combination of advanced features, multi-parameter integration, and user-focused design, this instrument delivers exceptional performance and operational efficiency for both routine testing and specialized analytical applications.