| Analog Input/Temperature | Liquid | Room | Heat | Cooling | Freeze | HP TH |
|---|---|---|---|---|---|---|
| Digital Input | HP | LP | OPS | FL | Reserved | Reserved |
| Digital Output | Alarm1 | Alarm2 | ||||
| Communication | RS485 (HMI) | RS485 (Computer) | RS486 (KP) | |||
| Protection | OC | OV | LV | GF | OH | REV |
| Others | Stepping Motor | RTC | Remote | SSR | ||
| Application | Dust-free Room | |||||


