Table of Contents
iii
ESERV-M12T
(Rev. 1210)
Modbus Serial Control ......................................................................................................................................... 21
Modbus TCP Message .......................................................................................................................................... 22
Model .................................................................................................................................................................. 22
Network Mode .................................................................................................................................................... 22
Network Protocols ............................................................................................................................................... 22
Password ............................................................................................................................................................. 23
Port# ID Remap.................................................................................................................................................... 23
Serial Interface Modes ......................................................................................................................................... 23
Modbus Gateway Name ...................................................................................................................................... 24
Gateway Serial Port Number ............................................................................................................................... 24
Subnet Mask ........................................................................................................................................................ 24
TCP (Transmission Control Protocol) .................................................................................................................... 25
UPGRADING THE MODBUS GATEWAY FIRMWARE ................................................................. 26
Downloading Firmware Files ................................................................................................................................ 26
Uploading the Firmware to the Modbus Gateway ............................................................................................... 27
DIAGNOSTICS ........................................................................................................................................ 28
Testing a Modbus Gateway Connection ............................................................................................................... 28
APPLICATION EXAMPLES ................................................................................................................. 30
Ethernet Master and Serial Slaves ....................................................................................................................... 30
Serial Masters, IP Slaves ...................................................................................................................................... 38
Identical Hard Coded Slaves ................................................................................................................................. 44
Identical Production Lines .................................................................................................................................... 45
Modbus ASCII/RTU Basics .................................................................................................................................... 46
Summary of Contents for ESERV-M12T
Page 1: ...ESERV M12T Modbus Gateway User Manual...
Page 12: ...Hardware ESERV M12T Modbus Gateway 7 ESERV M12T Rev 1210 Figure 9 ESERV M12T DIN Clips...
Page 40: ...Modbus Help ESERV M12T Modbus Gateway 35 ESERV M12T Rev 1210 Figure 24 Modbus Priority...
Page 46: ...Modbus Help ESERV M12T Modbus Gateway 41 ESERV M12T Rev 1210 Figure 31 Port 1 Modbus...
Page 48: ...Modbus Help ESERV M12T Modbus Gateway 43 ESERV M12T Rev 1210 Figure 33 Modbus Slave ID Routing...