5 Programming HIMax System
HI 801 001 E Rev. 4.01 Page 56 of 122
To make one of the system variables Force Deactivation, Read-only in Run or Reload
Deactivation operable with the key switch:
1. Assign a global variable to a system variable.
2. Assign the same global variable to a digital input.
3. Connect a key switch to the digital input.
The position of the key switch defines the the system variable value.
One key switch can be used to control several system variables.