Chapter 1 ________________________________________________________ General Information 
 
VAISALA ________________________________________________________________________ 7 
CHAPTER 1 
GENERAL INFORMATION 
This chapter provides general notes for the manual and the DPT146. 
About This Manual 
This manual provides information for installing, operating, and 
maintaining Vaisala Dewpoint and Pressure Transmitter DPT146 for 
Compressed Air. 
Contents of This Manual 
This manual consists of the following chapters: 
- Chapter 1, General Information, provides general notes for the manual 
and the DPT146. 
-  Chapter 2, Product Overview, introduces the features, advantages, and 
product options. 
-  Chapter 3, Functional Description, describes the sensor technology of 
the DPT146. 
-  Chapter 4, Installation, provides you with information that is intended 
to help you install the DPT146. 
-  Chapter 5, Operation, contains information that is needed to operate 
the DPT146. 
-  Chapter 6, Maintenance, provides information that is needed in basic 
maintenance of the DPT146. 
-  Chapter 7, Troubleshooting, describes common problems, their 
probable causes and remedies, and provides contact information for 
technical support. 
-  Chapter 8, Technical Data, provides the technical data of the DPT146.