Name: Hitachi WJ C1 Series
Brand: Hitachi
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Chapter 7  Keypad and Related Functions 
7-0-1 
 
 
 
Chapter 7  Keypad and Related Functions 
This chapter describes how to use keypad on the inverter main unit and related functions. 
Before performing each work, carefully read "Chapter 1 Safety Precautions/Risks" and each 
corresponding chapter, and carry out the work with caution. 
 
1 How to Use Keypad ......................................................................................................................... 7-1-1 
1.1  Name and Content of Each Part ................................................................................................ 7-1-1 
1.2  Key Operation System ................................................................................................................. 7-1-3 
1.3  Example of Parameter Setting Key Operation ......................................................................... 7-1-4 
2 Functions Related to Keypad.......................................................................................................... 7-2-1 
2.1  Restrict Display Parameter ......................................................................................................... 7-2-1 
2.2  Initialize the Parameters ............................................................................................................. 7-2-3 
2.3  Prohibit Parameter Changes ...................................................................................................... 7-2-5 
2.4  Protecting Data with Passwords ................................................................................................ 7-2-6 
2.5  Setting the Initial Keypad Display ............................................................................................. 7-2-8 
2.6  Automatic Registration of Changed Parameter History ......................................................... 7-2-9 
2.7  Display Lock [DISP] Function .................................................................................................. 7-2-10 
2.8  Remote Operator Functions ................................................................................................... 7-2-11 
 
   
