... meantime, like frequency, current, voltage, speed, time, and PID data. 2. Independent cooling channel design. This is good for applications ... printing, textile, cement and steel factories where severe environments exist. 3. Multiple control terminals, 7 DI, 4 DO, 4 AI, ... users can benefits from:1. Energy saving 2. Soft start 3. Machines operating protection 4. Automation control 5. Enhance the ...