Siemens SIMATIC VPU200/560 Programming Manual page 78

SIMATIC VPU200/560 Programming Manual
After the MODIFY or INSERT function key is pressed the Function keys
available are labeled as shown and described below. Before pressing any
function keys use the arrow and/or return keys to position the cursor at the
location desired for the element being programmed.
Pressing the ABORT function key halts the previously selected operation.
(HORiZontal line.) This function key draws a horizontal
HORZ
F2
line beginning at the position of the cursor. A line cannot be
drawn in the output section of a rung, over a box or on a
contact.
(VERTical line.) This function key will draw a vertical line
VERT
F3
below and to the left of the position of the cursor.
This function key places ladder logic input elements into a
CONTACT
F4
rung. When the key is pressed, the symbol for a contact and
the following keys appear on the screen:
Entering Ladder Programs 8-9