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Hach 1950Plus User Manual

Hach 1950Plus
188 pages
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Catalog Number 4195M0040
1950Plus UV Process TOC Analyzer
Instrument Manual
8/06 3ed
© Hach Company, 2002, 2003, 2006. All rights reserved. Printed in the U.S.A. te/kt

Table of Contents

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Hach 1950Plus Specifications

General IconGeneral
TypePortable Multiparameter Meter
Temperature Resolution0.1 °C
Light SourceLED
DetectorSilicon Photodiode
IP RatingIP67
Measurement Range (Turbidity)0 to 1000 NTU
Temperature Range0 - 50 °C (32 - 122 °F)
DisplayLCD
Operating Temperature0 to 50°C
MethodNephelometric (Turbidity), Colorimetric (Color), Conductometric (Conductivity)
ComplianceCE
Resolution (Turbidity)0.01 NTU (0 to 9.99 NTU), 0.1 NTU (10 to 1000 NTU)

Summary

Safety Precautions

Use of Hazard Information

Explains the meaning of hazard symbols and signal words used in the manual.

Potential Safety Hazards

Lists general safety hazards associated with operating the analyzer.

Precautionary Labels

Describes the meaning of various precautionary labels found on the instrument.

Electrical and Burn Precautions

Details safety measures for electrical connections and handling hot components.

Chemical Precautions

Provides safety guidelines for handling chemicals and calibration compounds.

Carrier Gas Precautions

Outlines safety procedures for handling compressed carrier gas cylinders.

Sample Stream Precautions

Emphasizes user responsibility for assessing sample stream hazards.

Disposing of used UV Lamps

Provides instructions for the safe disposal of used UV lamps containing mercury.

Technical Specifications

Operation Specifications

Details the analyzer's analysis method, range, response time, and accuracy.

Environmental Conditions

Specifies operating temperature, humidity, and voltage fluctuation limits.

Power Requirements

Lists voltage, wire size, power consumption, and fuse requirements.

Carrier Gas Requirements

Details the specifications for carrier gas usage and purity.

Introduction to the TOC Analyzer

System Description

Provides an overview of the analyzer's capabilities and compliance standards.

Analyzer Applications

Lists typical applications for measuring TOC in water systems.

Major Components Overview

Describes the two main enclosures housing the analyzer's components.

Analysis Process

Explains the two-stage process of TIC removal and carbon conversion.

Installation Guidance

References detailed installation instructions and safety precautions.

Technical Support and Assistance

Provides contact information for customer support and technical assistance.

EPA Mode Operation

Details compliance with EPA regulations and related calculations.

Connection Information

Describes carrier gas and fluid connection procedures.

Unpacking, Installation, and Setup Procedures

Unpacking and Inspection

Instructions for unpacking, inspecting the analyzer, and checking for damage.

Location Criteria

Guidelines for selecting an optimal indoor location for the analyzer.

Wiring the Instrument

General guidance on wiring the analyzer's electrical connections.

Wiring for AC Power

Step-by-step instructions for connecting the analyzer to AC power.

Selecting the Voltage

Procedure for setting transformer and power supply voltage selectors.

Wiring the Relays

Instructions for connecting the analyzer's five single-pole changeover relays.

Analog Outputs Configuration

Details on configuring and using the analyzer's analog outputs.

Serial Data Connections

Information on connecting optional serial communication kits.

Drain and Vent Connections

Instructions for connecting waste gas and water drains.

Preparing Reagents and Calibration Standards

Types of Fluids Used

Lists the five types of fluids utilized by the analyzer.

Recommended Tools and Materials

Lists the essential tools and materials for reagent preparation.

Obtaining Deionized Water

Specifies the requirements for reagent-grade DI water.

Preparing Calibration Standards

General guidelines for preparing calibration solutions.

Preparing Phosphoric Acid Solution

Step-by-step instructions for preparing phosphoric acid solutions.

Preparing Sodium Persulfate Solution

Step-by-step instructions for preparing sodium persulfate solutions.

Preparing the Cleaning Solution

Considers factors for preparing effective cleaning solutions.

Storage and Handling Tips

Provides tips for storing and handling prepared solutions to prevent contamination.

Commissioning the Analyzer

Precommissioning Requirements

Lists prerequisites that must be completed before commissioning.

Start-up Instructions

Provides general instructions for starting up the analyzer system.

Start the Liquids and Gas Flowing

Details steps to initiate liquid and gas flow for operation.

Run a Validation Procedure

Step-by-step guide to perform a validation of the current calibration.

Analyzer Adjustments

Instructions for adjusting analyzer settings and flow rates.

Setup and System Configuration

Setup Menu Structure

Outlines the hierarchy and navigation within the setup menus.

Level Criteria Screen Configuration

Details how to configure level criteria for alarms.

Alarm Levels Configuration

Instructions for setting alarm levels 1 and 2.

Range Change Percentage Settings

Configures the percentage for autoranging output changes.

Range Selection Options

Allows selection between fixed ranges or autoranging.

Auto Options Configuration

Sets options for auto-calibration, validation, and cleaning.

Clean Options Settings

Configures cleaning operations with lamps on or off.

Timing Screen Settings

Introduction to configuring timing parameters for operations.

Auto-Operation Timing Schedules

Explains scheduling for auto-validation, calibration, and cleaning.

Periods Screen Settings

Defines time periods for analyzer operation phases.

Time and Date Configuration

Instructions for setting the analyzer's current time and date.

Mapping Outputs and Relays

Guides on mapping analog outputs and relays to analyzer functions.

Map Analog Outputs

Details on mapping analog outputs to specific variables.

Map Relays Configuration

Instructions for mapping analyzer events to specific relays.

Serial Communication Settings

Covers serial menu options, protocol selection, and CSV settings.

Tolerances Screen Settings

Allows setting of analog quantity tolerances for performance tuning.

Zero Tolerance Configuration

Sets acceptable CO2 ppm variation for zero calibration.

Span Tolerance Configuration

Sets acceptable CO2 ppm variation for span calibration.

Language Selection

Procedure for changing the analyzer's display language.

Analyzer Model Selection

Instructions for selecting the correct analyzer model.

EPA Mode Operation Screens

Overview of EPA mode display screens like Retention Time and Alkalinity.

Application Type Selection

Allows selection of the analyzer's application (EPA, USP/EP, Standard).

Analyzer Operation

Front Panel Overview

Describes the front panel display, controls, and status indicators.

Operation Menu Structure

Details the navigation and structure of the operation menus.

Keypad Functions

Explains the functions of single and dual button presses.

Status Indicators Explanation

Describes the meaning of the front panel status LEDs.

Operating Screens

Overview of the different display screens during normal operation.

Calibration Comparison Screens

Details screens showing primary vs. current calibration status.

Control Screens Navigation

Explains how to navigate through various control screens.

Passcode Protection

Describes the passcode system for accessing protected menus.

Validation Menu Operations

Overview of the validation process for checking calibration accuracy.

Performing a New Validation

Step-by-step procedure for conducting a new validation.

Calibration Menu Options

Details the types of calibrations supported by the analyzer.

Manual Zero Calibration

Procedure for performing a manual zero calibration.

Manual Span Calibration

Procedure for performing a manual span calibration.

Primary Zero/Primary Span Calibration

Calibration after component replacement for optimal performance.

Grab Sample Analysis

Instructions for analyzing a specific sample offline.

Manual Control Functions

Overview of manual control options like initiating clean, calibration, validation.

Analyzer Maintenance

Electrostatic Discharge (ESD) Prevention

Steps to prevent damage to electronic components from static electricity.

Cleaning Procedures

Instructions for cleaning the analyzer's interior surfaces.

Periodic Maintenance Schedule

Lists routine preventive maintenance tasks and their recommended frequency.

Analyzer Shut Down Procedure

Details the correct procedure for safely shutting down the analyzer.

Pump Tube Replacement

Step-by-step guide for replacing the analyzer's pump tubes.

IR Cell Cleaning

Procedure for cleaning the IR cell assembly to ensure accurate results.

Pressure/Leak Testing

How to perform a pressure and leak test on the IR cell assembly.

IR Cell Replacement

Introduction to replacing the IR cell assembly.

IR Gas Calibration Procedure

Step-by-step instructions for performing IR gas calibration.

Cleaning the Gas Liquid Separator (GLS)

Procedure for removing sediment and algae from the GLS.

UV Lamp Replacement

Instructions for safely replacing the analyzer's UV lamps.

Replacing the Fuses

Guide to locating and replacing the analyzer's fuses.

Troubleshooting and Service Menus

Preliminary Checks

Initial checks to perform before troubleshooting complex issues.

Troubleshooting Common Issues

Addresses common problems like calibration failures and instability.

Instrument Does Not Calibrate

Steps to diagnose and resolve calibration failures.

Instrument Unstable or Drifting

Troubleshooting steps for analyzers exhibiting instability or drift.

Periodic Spikes in Readout

Diagnosing and resolving periodic spikes in measurement readings.

Maintenance Code Diagnostics

Table of maintenance codes, their messages, and corrective actions.

Fault Code Diagnostics

Table of fault codes, their messages, and corrective actions.

Service Menu Navigation

Overview of the service menu structure and access methods.

Relay Test Procedure

Procedure for testing the status of the analyzer's relays.

Valve Test Procedure

Procedure for testing the analyzer's valves (Clean, STD, Stream).

Input Status Monitoring

Checking and configuring the status of analyzer inputs.

Sparger and UV Flow Detection Sensitivity

Configuring sensitivity for sparger and UV flow bubble detection.

IR Gas Calibration

Procedure for calibrating the IR detector for gas measurements.

Output Adjustment

Trimming analog outputs to match DCS system inputs accurately.

Fault and Maintenance Event Codes

Lists and explains maintenance and fault event codes.

Fault ID Codes

Defines codes for analyzer operational statuses (Online, Offline, etc.).

Appendix A TC Conversion

TC Conversion Without Dilution

Procedure for converting TOC to TC analysis without using dilution.

TC Conversion With Dilution

Procedure for converting TOC to TC analysis using dilution.

Appendix D Replacement Parts

Replacement Items Catalog

Lists replaceable parts with their corresponding catalog numbers.

Reagents and Calibration Standards List

Catalog of available reagents and calibration standards.

Replacement Kits Information

Lists available kits for pump replacement and other upgrades.

Analyzer Accessories

Catalog of optional accessories for the analyzer.

Manuals and Documentation

Lists available manuals and technical documentation.

Appendix E Problem Report Form

Problem Report Form Instructions

Provides instructions and contact information for reporting operational issues.

General Information

How to Order Products

USA Customer Ordering

Provides contact details and information required for ordering in the USA.

Information Required for Orders

Lists necessary details for placing an order.

International Customer Ordering

Information on locating international dealers and distributors.

Technical and Customer Service

Contact information for technical support and customer service in the USA.

Repair Service Information

Limited Warranty Details

Warranty Limitations

Exclusions and conditions that are not covered by the product warranty.

Limitation of Remedies

Defines the exclusive remedies for warranty breaches.

Product Certification

Product Safety Certifications

Lists safety standards the instrument meets (UL, CSA).

Electromagnetic Compatibility (EMC) Immunity

Details industrial-level EMC immunity standards met by the equipment.

Radio Frequency Emissions Testing

States compliance with radio frequency emission standards (FCC, Canadian).

Safety Notes

English Safety Notes

General safety precautions in English.

Spanish Safety Notes

General safety precautions in Spanish.

French Safety Notes

General safety precautions in French.

German Safety Notes

General safety precautions in German.

Italian Safety Notes

General safety precautions in Italian.

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