GRAPHTEC GL820 - AC Line Cycle Setting

GL820-UM-251-9370 4-3
4. SETUP PROCEDURES
4.2 AC Line cycle Setting
You must set the AC Line cycle setting of the GL820 to the same cycle as that of your AC line before you
perform the Setup operations.
How to set the AC line cycle
(1) Press the [MENU] key until the "OTHR" menu shown below appears.
(2) Move the cursor to the "AC Line cycle" position using the [Direction] keys.
(3) Press the [ENTER] key to display the "AC Line cycle" selection menu shown below.
(4) Select the appropriate cycle for your AC line.