6F8C1259 
●Notational conventions
 
The following are the notational conventions for better understanding of this document. 
 
  Important: 
Describes what the user should be particularly aware of to handle the product correctly. 
  Note:   
Describes what the user should observe to handle the product correctly. 
  Remark:   
Describes a remark.   
 
●Reading this document 
 
This document consists of the following chapters.   
• Chapter 1  Introducing the PA912 module 
Describes the functions, characteristics, and names and functions of the 
parts. 
• Chapter 2  Installation and wiring 
Describes how to install it to the basic unit and how to connect cables. 
• Chapter 3  Setting 
Describes how to set the switches and parameters to use the module 
correctly. 
• Chapter 4  Startup and Shutdown 
Describes the operations such as checking before operation, startup, and 
shutdown. 
• Chapter 5  Troubleshooting 
Describes troubleshooting such as what to do when failure occurs. 
• Chapter 6  Maintenance and inspection 
Describes troubleshooting regarding daily inspection and periodical 
inspection and how to perform inspections.