215
Automatic Clock Adjustment and Specifying Servers by Host Name
Section 6-7
6-7-5
Memory Allocations
Auxiliary Area Allocation
The following table and descriptions cover the words and bits in the Auxiliary
Area of PLC memory that are related to the Automatic Clock Adjustment and
Specifying Servers by Host Name function.
Service Status
Service Request
Automatic Clock Adjustment Switch (Bit 4)
The automatic clock adjustment can be executed by turning this switch ON.
The SNTP server required for the automatic clock adjustment is set in the
PLC Setup.
After the automatic clock adjustment has been completed, the Unit will auto-
matically turn this switch OFF. Until then, do not forcibly manipulate the
switch.
Address
Bit(s)
Name
Status
Manipulated
by
Unit operation
Access
A46
5
DNS Server
Error Flag
ON
Unit
ON when the following errors occur
during DNS server operation:
• An illegal server IP address is set.
• A timeout occurs during communica-
tions with the server.
Read only
OFF
Unit
OFF when DNS server operation is
normal.
11
SNTP Server
Error
ON
Unit
ON when the following errors occur dur-
ing SNTP server operation:
• An illegal server IP address or host
name is set.
• A timeout occurs during communica-
tions with the server.
OFF
Unit
OFF when SNTP server operation is
normal.
Address
Bit(s)
Name
Status
Manipulated
by
Unit operation
Access
A566
4
Automatic Clock
Adjustment
Switch
ON
User
The automatic clock adjustment is exe-
cuted when this bit turns ON.
Read/
Write
OFF
Unit
Turned OFF by Unit after automatic
clock adjustment has been completed.
Summary of Contents for CP1L-EL20DR-D
Page 3: ...CP1L EL20D CP1L EM30D CP1L EM40D CP1L EL EM CPU Unit Operation Manual Produced July 2017...
Page 4: ...iv...
Page 10: ...x...
Page 22: ...xxii...
Page 34: ...xxxiv Software Licenses and Copyrights 7...
Page 192: ...158 Trial Operation and Debugging Section 5 3...
Page 250: ...216 Automatic Clock Adjustment and Specifying Servers by Host Name Section 6 7...
Page 666: ...632 Trouble Shooting Section 11 7...
Page 696: ...662 Standard Models Appendix A...
Page 805: ...771 Connections to Serial Communications Option Boards Appendix F Connecting to Unit...
Page 806: ...772 Connections to Serial Communications Option Boards Appendix F...
Page 836: ...802 PLC Setup Appendix G...
Page 838: ...804 TCP Status Transitions Appendix H...
Page 840: ...806 Ethernet Network Parameters Appendix I...
Page 842: ...808 Buffer Configuration CP1L EL EM Appendix J...
Page 844: ...810 Ethernet Specifications Appendix K...
Page 851: ...Index 817 work words 118 write protection 447...
Page 852: ...818 Index...
Page 854: ...820 Revision History...
Page 855: ......