Isolated 4 Channels RS485 Hub/Splitter/Repeater, 2500V Optical Isolation, Rail-mount Support
$38.88






Interface introduction

Outline dimensions

Hub Selection Guide
| Model | 2CH-HUB-RS485 | 4CH-HUB-RS485 | 4CH-HUB-RS232/485 | 8CH-HUB-RS485 |
| Product Brief | 2-channel active RS485 caching hub | 4-channel active RS485 caching hub | 4-channel active RS485/232 expansion isolation hub | 8-channel active RS485 expansion isolation hub |
| Physical interface | RS-485 port 3PIN flange head*3 | RS-485 port 2PIN flange head*5 | RS-232C end DB9 female head (hole type)*1, RS-485 port 2PIN flange head*5 | RS-485 port 2PIN flange head*9 |
| Transmission rate | 1200~460800bps | 300-460800bps (adaptive) | 0~200Kbps (adaptive) | 300-460800bps (adaptive) |
| Isolation protection | / | Isolation voltage RS485 Isolation voltage: 2500V Static protection RS485: 12KV | Isolation voltage RS485 Isolation voltage: 2500V Static protection RS485: 12KV | Isolation voltage RS485 Isolation voltage: 2500V Static protection RS485: 12KV |
| Interface parameters | Data bit 8 Check bits None/Odd/Even/Mark/Space Stop position 1/2 | |||
| Support nodes | Each RS485 port supports a maximum of 32 nodes | |||
| Transmission distance | RS232C:15m; RS485: 1200 meters (at 9600bps); The higher the communication speed, the shorter the distance | |||
| Transmission medium | Ordinary wire, twisted pair or shielded wire | |||
| Working method | Asynchronous half duplex | |||
| Power consumption | DC9-24V 12V@30mA | |||
| Operating Temperature | -45℃~+85℃ | |||
| Humidity | <95%RH | |||
| Size(Length x Width x Height) | 121mm * 72mm * 34mm | |||
| Interface standard | Compliant with RS485 standard |
| Physical interface | RS485 screw terminals |
| Baud rate | 1200~460800 |
| supported nodes | Each RS485 port supports up to 32 nodes |
| Communication distance | 1200 m (9600 bps); the higher rate the shorter distance |
| Operating mode | RS485 two-wire (A, B), half-duplex transparent transmission |
| Power supply | DC 9~24V |
| Operating temperature | -45 ~ +85℃ |
| Environment humidity | <95%RH |
| Transmission medium | Normal parallel cables/twisted-pair cables |






