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PLC Link Connections
FQ2-S4 User’s Manual
385
Con
necting
throu
gh
Eth
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rnet
9
Memory Assignments for PLC Link Communications
This section describes the assignments for the Command, Response, and Data Output Areas.
●
Command Area
PLC (Master) to Vision Sensor (Slave)
First
word
Bits
Contents
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
+0
ERRCLR Resv Resv Resv Resv Resv Resv Resv Resv Resv Resv Resv Resv
Resv
Resv EXE Control sig-
nals (32
bits)
+1
Resv Resv Resv Resv Resv Resv Resv Resv Resv Resv Resv Resv Resv
Resv
Resv
DSA
+2
Command code
Command
code (32
bits)
+3
+4
Parameter 1
Parameter
(integer)
+5
+6
Parameter 2
Spare (inte-
ger)
+7
+8
Parameter 3
Spare (inte-
ger)
+9
Signal
Signal name
Function
Application
EXE
Control Command
Execution Bit
Turn ON this signal from the PLC to send a control
command for the Vision Sensor to execute.
Command/
response commu-
nications
Turn OFF the EXE signal from the PLC when the
Control Command Completed (FLG) signal from the
Vision Sensor turns ON. (Set the control command
code and parameters before you turn ON this sig-
nal.)
DSA
Data Output Request
Bit
Turn ON this signal from the PLC to request data
output. When this signal turns ON, the Vision Sen-
sor outputs data.
Data output after
measurements
Turn OFF the DSA signal from the PLC when the
Data Output Completed (GATE) signal from the
Vision Sensor turns ON.
ERRCLR
Clear Error
Turn ON this signal to turn OFF the error (ERR) sig-
nal from the Vision Sensor.
Command/
Response Commu-
nications
Turn OFF this signal from PLC when the error (ERR)
signal goes OFF.
Command code
Command code
This I/O port stores the command code.
Command/
Response Commu-
nications
Parameters 1 to
3
Command parameters These I/O ports store the command parameters.
Summary of Contents for FQ2-S4
Page 1: ...User s Manual Smart Camera FQ2 S4 Cat No Z330 E1 01 ...
Page 58: ...Setting Up Ethernet 56 FQ2 S4 User s Manual MEMO ...
Page 214: ...Calculations and Judgements Using Inspection Item Data 212 FQ2 S4 User s Manual MEMO ...
Page 234: ...Adjusting Judgement Parameters during Operation 232 FQ2 S4 User s Manual MEMO ...
Page 458: ...Basic Troubleshooting 456 FQ2 S4 User s Manual MEMO ...
Page 591: ...Index FQ2 S4 User s Manual 589 Index 12 ...
Page 593: ......