Specifications
Preface 
This manual serves to explain the use of the Alpha DO 500 transmitter. It functions in 
two ways, firstly as a step by step guide to help you to operate the transmitter. 
Secondly, it serves as a handy reference guide. It is written to cover as many 
anticipated applications of the transmitter as possible. If there are doubts in the use 
of the transmitter, please do not hesitate to contact the nearest Authorized 
Distributor. 
Thermo Scientific will not accept any responsibility for damage or malfunction to the 
transmitter caused by improper use of the instrument. 
Remember to fill in the guarantee card and mail it back to your authorized distributor. 
The information presented in this manual is subject to change without notice as 
improvements are made, and does not represent a commitment on the part of 
Thermo Scientific. 
Copyright 2009 All rights reserved. 










