PLC´s
They are the most used in industrial process control technology.
Easy programming and installation, high control speed, network compatibility, problem resolution, adequate revisions, high reliability.
Advantages
Small and cheap, compared to relay-based systems.
Increase in reliability
More flexibility
Lower costs
Communication capacity
Faster response time
Easier problem resolution
PLC Parts
Modular
I/O PLC Modular
Compact Type
I/O Parts PLC
PLC Loop
I/O PLC Compact
Programming Devices
Software en PC
Hand-held
PLC Sizes and applications
Nano: It is the smallest and has about 15 I / O points.
Micro: From 15 to 128 I / O points
Medium: From 128 to 512 I / O points
Interface
Human machine interface (HMI)
Programmable automation controller (PAC).
Branch Ladder
They are used to create parallel paths of input condition instructions. This allows more than one combination of input conditions (OR Logic) to establish the logical continuity of a ladder diagram line
Basic programing
Check the inputs
Run software
Send out signal
InternalMaintenance
LOGIC