TPS WP-80 User Manual

Congratulations !
You have purchased the latest in Handheld pH-mV-Temperature
instrumentation. We trust that your new WP-80 will give you many years
of reliable service.
The WP-80 is a breeze to operate. This manual has been designed to
help you get started, and also contains some handy application tips. If at
any stage you require assistance, please contact either your local TPS
representative or the TPS factory in Brisbane.
The manual is divided into the following sections:
1. Table of Contents
Each major section of the handbook is clearly listed. Sub-sections
have also been included to enable you to find the information you
need at a glance.
2. Introduction
The introduction has a diagram and explanation of the display and
controls of the WP-80. It also contains a full listing of all of the items
that you should have received with your WP-80. Please take the time
to read this section, as it explains some of items that are mentioned
in subsequent sections.
3. Main Section
The main section of the handbook provides complete details of the
WP-80, including operating modes, calibration, troubleshooting,
specifications, and warranty terms.
4. Appendices
Appendices containing background information and application notes
are provided at the back of this manual.
Model WP-80
pH-mV-Temp. Meter
Version : 3.51
Date : 02/07/2003
Author : MS

TPS WP-80 Specifications

General

Accuracy	±0.05% + 1 digit
Resolution	0.1 RPM (2.5-999.9 RPM); 1 RPM (1000-99, 999 RPM)
Power Supply	9V battery
Display	LCD
Operating Temperature	0 to 50°C

Summary

Introduction

WP-80 Display and Controls

Details the display and physical controls of the WP-80 instrument.

Specifications

Provides detailed technical specifications for the WP-80, including ranges, resolution, and accuracy.

WP-80 Menu Structure

Operating Modes

Selecting pH, mV or Relative mV Mode

Explains how to select between pH, mV, and Relative mV operating modes on the WP-80.

pH Calibration

Calibration Procedure

Step-by-step guide for performing a pH calibration on the WP-80 instrument.

Calibration Notes

Provides important notes and considerations for performing accurate pH calibrations on the WP-80.

Relative mV Calibration

Temperature Calibration

Calibration Procedure

Step-by-step guide for calibrating the temperature measurement function of the WP-80.

Calibration Notes

Calibration Messages

Good Laboratory Practices (GLP)

Failed Calibration

Describes the GLP function's behavior when a calibration fails and how it affects stored data.

Notepad Function

Recording Readings into the Notepad

Recalling Records from the Notepad

Printing Records from the Notepad to the RS232 Port

Automatic Datalogging

RS232 Port

Setting the Baud Rate

Sending Readings to the RS232 Port

Selecting Buffers for Auto Buffer Recognition

Initialising the WP-80

Troubleshooting

General Errors

Lists common error messages, their possible causes, and remedies for the WP-80.

pH and mV Troubleshooting

Addresses specific troubleshooting steps for pH and mV measurement issues with the WP-80.

Temperature Troubleshooting

Provides troubleshooting guidance for temperature-related inaccuracies or calibration failures on the WP-80.

Appendices

Checking the reference junction of a pH electrode.

Determining if an instrument or electrode is faulty

Provides a diagnostic test to help determine if the WP-80 instrument or its electrode is faulty.