CTH200 Series PLC User Manual
1 Product Overview
CTH200 series PLC is a kind of automatic controller product introduced by COTRUST, which
aiming at the rapidly developing OEM market in China. Fuled by the abundant experience of
COTRUST engineers and the quick response to marketing demand of industry 4.0, it owns traits
from rich-model to Ethernet to excellent performance. CTH200 series PLC will not just offering
OEM clients with cost-effective solution of micro automation, but speed the development process
of industry 4.0 in China.
CTH200 is a general terms for all CPU products(nine types in all), including CPU H224, CPU
H226L, CPU H224X, CPU H226XL and CPU H228XL(the CPU H228XL is just relay-output while
others support both relay and transistor ). Supporting for variety of modules, such as digital I/O
modules, analog I/O modules, temperature sampling modules and so on gives you flexible
choice in front of industrial automation problem.
CTH200 PLC communicates with computer via Ethernet port or RS485 port, and programs on
MagicWorks PLC (version V2.08 or above) or MicroWin(not suit for Ethernet port).
CTH200 system can be made up by one single CPU as well as one CPU with up to 7 various
optional expansion modules.
1.1 CPU Introduction
CTH200 PLC is small robust programmable controller which encapsulating not only
micro-processor but also multiple digital I/O points, which can expand up to 7 modules via
communication bus.
Figure 1-1 CTH200 PLC structure diagram
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