Omron ZW-C1*AT User Manual page 174

When the connection destination is a CJ series PLC
This section describes the respective area assignments of the instruction area, response area and output area.
● Instruction area
PLC (master)  Displacement sensor (slave)
Top
channel
15 14
+0 Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved SYNC
+1 Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved ERCLR
+2 Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved LIGHT
+3 Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved ZERO
+4 Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved
+5 Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved Reserved
+6
+7
+8
+9
+10
+11
Signal
EXE
SYNC
ERCLR
TIMING1
RESET1
172
EtherCAT Connection
13 12 11 10 9
Signal name Function
Control command execution Turns ON when the user (PLC) instructs execution of control commands to the
displacement sensor.
(Turns ON after the control command code and parameters are set.)
Is returned to OFF on condition (input condition) that the user (PLC) turns the
control command completion signal (FLG signal) from the displacement
sensor ON.
Measurement synchronous Turns ON when the user (Controller) instructs measurement synchronization
start to the displacement sensor.
Is returned to OFF on condition (input condition) that the user (Controller)
turns the measurement synchronization completion signal (SYNCFLG signal)
ON.
Error clear Turns ON when the displacement sensor error signal (ERR signal) turns OFF.
Is returned to OFF on condition (input condition) that the user (PLC) turns the
error signal (ERR signal) OFF.
Timing Turns ON when the user (PLC) instructs start of hold sampling to the
displacement sensor.
Turns OFF when the user (PLC) instructs end of hold sampling to the
displacement sensor.
Reset Turns ON when the user (PLC) instructs judgment processing and output
reset to the displacement sensor.
If the hold function is used, the state in effect before the hold function was set
will be restored.
Turns OFF when the user (PLC) ends judgment processing and output reset
to the displacement sensor.
Bit
8 7 6 5 4
ZERO ZERO ZERO
CLR_T4 CLR_T3 CLR_T2 CLR1_T1
Command code
Parameter 1
Parameter 2
Parameter 3
Description
3 2 1 0
EXE Sensor head
common control
signal (32bit)
RESET TIMING Sensor head
OFF1 1 1
1 control
signal(32bit)
ZERO1 ZERO1 ZERO1 ZERO1
_T4 _T3 _T1 _T1
Extended
area (32bit)
Command
code (32bit)
Parameter 1
(16bit)
Parameter 2
(16bit)
Parameter 3
(32bit)
ZW User's Manual