| Technical Specifications |
| Parameter |
| Serial port | 8 port RS-485/422 |
| RS-422 signal | T+,T-,R+,R- |
| RS-485 signal | D+,D- |
| Parity | None,Even,Odd,Space,Mark |
| Data | 7bit,8bit |
| Stop bit | 1bit,2bit |
| Band rate | 300bps~115200bps |
| Direction | ADDC, auto detect direction control |
| Loading | RS-485/422 support 32 nodes |
| Protection | 2KVAC isolation, grade 4 static protection |
| Distance | RS-485/422 side: 1200m, USB side less than 5m |
| Interface |
| USB port | USB female, type B |
| RS-485/422 port | DB9 male ( attached DB female terminal block) |
| LED indicator |
| Power indicator | PWR |
| 8 port RS485/422 COM1~COM8 send data | TX1~TX8 |
| 8 port RS485/422 COM1~COM8 receive data | RX1~RX8 |
| Power supply |
| Power input | 9VDC |
| No-load power consumption | 1.63W@9VDC |
| Full-load power consumption | 2.13W@9VDC |
| Mechanical |
| Shell | IP30, high strength iron shell. |
| Weight | 1011g |
| Dimension(L×W×H) | 230mm×148.3mm×40mm |
| Environmental |
| Working temperature | -40~85? |
| Storage temperature | -40~85? |
| Ambient Relative Humidity | 10 to 95% (non-condensing) |
| Standard |
| EMS | EN61000-4-2 (ESD), Level 4 |
| Shock | IEC 60068-2-27 |
| Free fall | IEC 60068-2-32 |
| Vibration | IEC 60068-2-6 |
| Warranty |
| Warranty time | 3 years |
| Certification | CE, FCC, RoHS, UL508(Pending) |