Designating The Positioning Address - Mitsubishi Electric RD77MS2 User Manual

Designating the positioning address

The following shows the two methods for commanding the position in control using positioning data.
Absolute system
Positioning is carried out to a designated position (absolute address) having the home position as a reference. This address is
regarded as the positioning address. (The start point can be anywhere.)
Address
100
Address 150
Home position
(Reference point)
100
A point
Incremental system
The position where the machine is currently stopped is regarded as the start point, and positioning is carried out for a
designated movement amount in a designated movement direction.
Movement amount
+100
Movement amount -100
Home position
(Reference point)
100
A point
3 MAJOR POSITIONING CONTROL
58
3.1 Outline of Major Positioning Controls
Address
100
Address
150
Address
300
Address 100
Address 150
150
B point
Within the stroke limit range
Movement amount
Movement amount
Movement
+100
amount
-150
150
B point
Within the stroke limit range
• Start point
End point
300
C point
• Start point
-100
End point
250 300
C point