oPlc Lite is a low cost program that turns your Mac into a reliable Programmable Logic Controller.
There are more than 80 functional objects available.
You can use up to 2 pages, 20 objects and 2 timers (extended version also available).
● thousands of universal Modbus Input and Output devices available to connect via IP...
● use oPlc at home to control electric, heating, ventilation, cooling, access security, etc...
● control your model train track or other hobby equipment...
● use oPlc for education; learn the basic functions of a logic controller...
● contains basic HVAC components...
● use oPlc on a dedicated Mac mini for professional purposes...
There are many different objects divided into the following groups:
➤ Common - marker, register, timer, counter, time schedule, setpoint
➤ I/O - ModBus read or write coil, input and holding register
➤ Logic - digital port (N)AND, (N)OR, EXOR, flipflop, switch, BCD converter
➤ Compare - greater-, equal-, less, high and low limiter
➤ Calculate - add, subtract, divide, multiply, data conversion
➤ Controller - on/off, off/on, segmentation, PWM, P-regulator
For communication with Modbus-RTU devices an ethernet to RS485 converter is needed.
● Some minor improvements and bug fixes
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- Last changed:
- Oct 09, 2012
- Opticom Engineering B.V.
- 3.8 MB
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