EZT-430i Communications Manual
Table
of
Contents
CSZ
EZT-430i
REVC
ii
1
What is EZT-430i ? .................................................................................................... 1.1
1.1
Features ............................................................................................................................................... 1.1
2
Communications Wiring ........................................................................................... 2.1
3
Communication Basics ............................................................................................ 3.1
3.1
Explanation of Terms ........................................................................................................................... 3.1
4
Serial Communication .............................................................................................. 4.1
4.1
Interface Standards .............................................................................................................................. 4.2
4.1.1
Interface Converters ...................................................................................................................... 4.3
4.2
Protocol ................................................................................................................................................ 4.4
4.3
Creating your own Modbus Application ............................................................................................... 4.6
4.3.1
Packet Syntax ................................................................................................................................ 4.7
4.3.2
Error Checking ............................................................................................................................. 4.10
4.3.3
Transmitting and Receiving Messages ....................................................................................... 4.11
5
EZT-430i Data Registers (standard serial interface) ............................................ 5.1
5.1
Control Registers ................................................................................................................................. 5.2
5.2
Automatic Program Registers .............................................................................................................. 5.7
5.2.1
Starting an Automatic Program on EZT-430i ............................................................................. 5.10
6
EZT-430i Simulated F4S/D Interface Operation ....................................................... 12
6.1
F4S/D Supported Control/Monitoring Data Registers ........................................................................... 12
6.2
F4S/D Supported Profile Step Data Registers ...................................................................................... 17
6.2.1
Limitations of Profile Download/Operation (IMPORTANT – Please Read!) .................................. 19
6.2.1.1
Sending Profiles to EZT-430i .................................................................................................. 19
6.2.1.2
Setting Proper Step Times ....................................................................................................... 20
6.2.1.3
Setting Final Setpoints ............................................................................................................. 20
6.2.1.4
Starting a Profile ....................................................................................................................... 20
