Mitsubishi Electric 800 Series Instruction Manual (Function page 162

 Position control specifications
Item
Position command input
method
Number of points
Command data
setting range
Comman Command setting
d method method
Continuous
operation
Electronic gear ratio 1/900 to 900
Home position return method
Other positioning functions
Input signal
Output signal
Monitor item
Protective function
*1 Enabled only during position control.
 Control block diagram
Point table
Position Speed Acceleration/deceleration time Auxiliary function
Pr.4 to 6, Pr.24 to Pr.27
Pr.465 to Pr.478
Pr.1222, Pr.1223, Pr.1225 to Pr.1227,
Pr.1229 to Pr.1231, Pr.1233 to Pr.1235,
RH
Pr.1237 to Pr.1239, Pr.1241 to Pr.1243,
Pr.1245 to Pr.1247, Pr.1249
RM
RL
Travel
distance
STF
STR
Point table method
7
-99999999 to +99999999
Absolute position command with sign, incremental position command with sign
Available
Data set type, stopper type, ignoring the home position (servo-ON position as home position), count type
with front end reference
*1
Sudden stop function , stroke end detection function
selection function, current position retention function
Pre-excitation/servo on (LX), Forward stroke end (LSP)
*1
(X87) , Point table selection (RH, RM, and RL), Forward rotation command (STF), Reverse rotation
command (STR), Proximity dog (X76)
Operation ready 2 (RY2), In-position (Y36), Travel completed (MEND), Stroke limit warning (LP), Position
control preparation ready (RDY), During position command operation (PBSY), Rough match (CPO),
Position detected (FP), Home position return completed (ZP), Home position return failure (ZA)
Position command, current position, droop pulse, position pulse (position within one revolution), ideal
speed command
Excessive position fault (E.OD), acceleration error (E.OA)
Electronic
gear
Pr.420
Pr.421
Multi-speed,
communication
Pr.877
Specification
*1
, roll feed mode, JOG operation, pulse monitor
*1
, Reverse stroke end (LSN)
Position feed
forward
command filter Position feed
forward gain
Pr.425
Pr.423
Model position
control gain
Pr.446
+
-
integral
0,1 2 0,1
Position loop gain
Pr.422
+
-
Differentiation
Position feedback
*1
, Sudden stop
Model speed
control gain
Pr.828
+
J
Torque coefficient
-
integral
Speed feed
forward gain
2
1 2 0
+
+
+
M
+
-
Torque
Speed control
control
Encoder
7. Position Control
7.1 About position control
1
2
3
4
5
6
7
8
9
10
0
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