Mitsubishi Electric Melsec-F FX3GC Series User Manual page 158

FX /FX /FX /FX /FX
3S 3G 3GC 3U 3UC
Built-in Positioning Functions
6) CLEAR signal output
This instruction can output the CLEAR signal after stopping at the origin. If it is necessary to output the
CLEAR signal at the completion of zero return, turn on the "CLEAR signal output function enable" relay
(see the following table). Use an FX
the CLEAR signal output device.
a) If it is not necessary to use the CLEAR signal device specification function, or if an FX
below Ver. 2.20 is used:
Pulse output
destination device
D
D
D
D
b) If it is necessary to use the CLEAR signal device specification function:
Turn on the "CLEAR signal device specification
function enable" relay to specify the CLEAR signal output device (output Y) for the
pulse output destination device using the CLEAR signal device specification register.
Pulse output
destination device
D
D
D
D
B - 114
PLC User's Manual - Positioning Control Edition
3UC
Status of "CLEAR
signal output function
enable" relay
M8341=ON
= Y000
1
M8351=ON
= Y001
1
M8361=ON
= Y002
1
M8371=ON
= Y003
1
For the example of a program, refer to Subsection 4.3.4 or Subsection 4.5.1.
Status of "CLEAR
signal output function
enable" relay
M8341=ON
= Y000
1
M8351=ON
= Y001
1
M8361=ON
= Y002
1
M8371=ON
= Y003
1
6 Mechanical Zero Return - DSZR/ZRN Instruction
PLC Ver. 2.20 or later and FX
Status of "CLEAR signal
device specification
function enable" relay
M8464=OFF
M8465=OFF
M8466=OFF
M8467=OFF
Status of "CLEAR signal
device specification
function enable" relay
M8464=ON
M8465=ON
M8466=ON
M8467=ON
6.3 Zero Return (ZRN Instruction)
/FX /FX /FX PLC to specify
3S 3G 3GC 3U
3UC
CLEAR signal device
number
Y004
Y005
Y006
Y007
CLEAR signal device
specification register
D 8464
D 8465
D 8466
D 8467
PLC of