Kval DL-NCD, Operation Manual

Page: 99 / 144

Enter a Positive or Negative Number?
KVAL Operation Manual
4-5
Enter a Positive or Negative Number?
Determine when to enter a positive of negative number by using the
Left Hand Rule
.
X-Axis Positive
movement
Z-Axis Positive
movement
Y-Axis Positive
movement
Use the
Lock Side
of the door as a reference. Hold out
the left hand with the first finger pointed at the door
cut , second finger and thumb at right angle to each
other. The first finger represents the positive direction
of the
Z-Axis
, the thumb represents the positive direc-
tion of the
Y-Axis
, then second finger represents the
positive the direction of the
X-Axis
.
Door Edge Axis Directions (Option)
Stand at the Lock Side of Door, point at the edge of the door with the left hand rule to
determine axis direction
+
X
+
Y
+
Z
-
X
-
Y
-
Z
Door Face Axis Directions
+
X
+
Y
+
Z
-
X
-
Y
-
Z
Stand at the Lock Side of Door, point down at the face of the door with the left
hand rule to determine axis direction