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jenway 3505 User Manual

jenway 3505
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350 550/REV A/03-03
Model 3505
pH/mV/Temperature Meter
Operating Manual
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jenway 3505 Specifications

General IconGeneral
pH Resolution0.01pH
mV Resolution0.1mV
Temperature Resolution0.1°C
TypeUV/Visible Spectrophotometer
Wavelength Accuracy±0.5 nm
Wavelength Repeatability±0.1 nm
mV Range+/- 1999mV
mV Accuracy+/- 0.2mV
Temperature Accuracy±0.5°C
DisplayLCD
Power50/60Hz
InterfaceRS232

Summary

Safety Precautions

Introduction

Instrument Description

Overview of the Model 3505's general purpose, laboratory functions, and operational modes.

Instrument Specifications

Details technical specifications including range, accuracy, input impedance, temperature compensation, display, power, and size.

Installation and Setup

Unpacking and Initial Checks

Guides on how to unpack the Model 3505 and check for included items and any damage.

Connecting the Unit and Electrode Holder

Instructions for connecting the ATC/pH electrode and assembling the electrode holder stand.

Displays and Controls

Display and Controls Overview

Explanation of the instrument's display and the function of rotary controls like Function Switch, Buffer, Slope, and Manual Temp.

Rear Panel Connectivity

Rear Panel Inputs and Outputs

Description of the rear panel connectors including Ref, pH, Temp, Analog Out, Power In, and Battery Compartment.

Understanding pH Measurement

Theory of pH Measurement

Explains the concept of pH, its scale, and the mathematical basis related to hydrogen ion concentration.

pH Measurement and Calibration Basics

pH Measurement Process

Details how pH is measured, the components involved (meter, electrode), and factors affecting accuracy.

Buffer Solutions: Preparation and Temperature

Covers preparation, storage, and temperature-dependent values of buffer solutions for calibration.

Measurement Best Practices

Good Practice Guidelines

Provides essential tips for proper electrode handling, storage, rinsing, and specific application advice.

pH Calibration and Measurement Execution

pH Calibration Procedures

Step-by-step guide for calibrating the meter using buffer solutions with manual or automatic temperature compensation.

Performing Measurements

Performing Measurements

Instructions for taking measurements in mV, temperature, and pH modes, including calibration recall.

Maintenance of the Meter and Electrodes

General Maintenance

Basic cleaning of external surfaces and protection of the unit when not in use.

Cleaning and Re-conditioning Electrodes

Detailed guidance on cleaning electrodes for various deposits and a table of suitable cleaning agents.

Optional Accessories and Spares

Optional Accessories List

Lists available accessories such as power supplies, dust covers, electrodes, buffer solutions, and redox standards.

Spare Parts Identification

Lists common spare parts for the meter, including electrodes, BNC cap, and ATC probe.

Troubleshooting and Functional Checks

Troubleshooting Common Faults

Identifies common faults, their possible causes, and recommended actions for resolution.

Functional Check Procedure

Step-by-step guide to perform a basic functional check of the meter using a BNC shorting cap.

EC Declaration of Conformity

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