| Power supply ：DC24V |
| Built-in /O points ：16 I/O，DI 8*DC24V，DO 8*DC24V, transistor output |
| Communication ports ：1*RS232 , 1*RS485 |
| Connectable expansion modules ：Yes.At most 14 expansion modules |
| Real-time clock ：Yes, deviation less than 5 min/month at 25℃ |
| Memory area ：User program memory–Max 4K steps； |
| User data memory–M area 1KB，V area 4KB； |
| Data backup characteristic–E2PROM,448 bytes； |
| Data retention characteristic–V area 1K bytes（VB0-VB1023）. |
| C area (C0-C64).Lithium battery,3 years at normal temperature |
| Installation size ：100×84.5×25.4mm(mm)(L×W×H) |
