Instruction manual
Preface 
This manual serves to explain the use of the Alpha pH 550 Monitor. The manual 
functions in two ways, firstly as a step by step guide to help the user operate the 
instrument. Secondly, it serves as a handy reference guide. This instruction manual 
is written to cover as many anticipated applications of the Alpha pH 550 Monitor. If 
you have doubts in the use of the instrument, please do not hesitate to contact your 
nearest Alpha Authorised Distributor. 
The information presented in this manual is subject to change without notice as 
improvements are made, and does not represent a commitment on part of Thermo 
Scientific. 
Thermo Scientific cannot accept any responsibility for damage or malfunction of the 
unit due to improper use of the instrument. 
Copyright © 2006  
All rights reserved










