HITACHI'S new compact Micro-EH series PLC from NHP provides the maximum power and functionality integrated in a cost-effective unit, suitable for small and medium applications where it can be used as a stand-alone unit or form part of a distributed control system.
The Micro-EH series from, is comprised of four base unit sizes, namely 10, 14, 23, and 28 I/O point with the ability to be expanded to 84 I/O.
Key features are: 12 bit analog input/output (EH-A23DRP), two built in potentiometers (excluding the 10 I/O), built-in high speed counters, pulse width modulation output, pulse train output, digital filters, flash memory storage for the user's program, and removable terminals.
Real-time clock and RS485 network port are available but only on the 23 and 28 I/O units.
Free Windows-based development software is available for the EH-150, EH-14 and EH-28. It allows for easy creation of projects with good documentation and test facilities. NHP 03 9429 2999.