# Data Sheet ## RS485 HUBs (H01 - H03)
**H01 H02 H03** **[](https://doc.redisage.com/uploads/images/gallery/2024-04/pol-pl-h01-hub-rs485-1-3-trojstronna-izolacja-3kv-dc-19-2.jpg)** | **Features** - Isolated RS485 1:3 HUB - ESD protection for the RS485 data line - Power supply: +12 to +30 VDC or 24 VAC - 3000 VDC isolation protection - Transmission speed up to 115200 bps - Tx, Rx and power LED indicators - RS485 embedded termination 120 ohm - Operating temperatures: -40°C to +75°C - DIN-rail mounting - Compact size - single module format (1M) - Dimensions: 90x56.4x17.5 mm - 3 years warranty - Customization of OEM is welcomed |
**Redisage PN** | **H01** | **H02** | **H03** | ||||
Input | 1 x RS485 channel; Data+, Data- | ||||||
Output | 3 x RS485 channels; Data+, Data- | ||||||
Power | Voltage | 12-30 VDC / 24 VAC | 12-30 VDC | ||||
Power | < 1 W | ||||||
Frame ground protection | yes | ||||||
3000 VDC isolation | 3-way | branched side | main side | ||||
Baud rate | up to 115200 bps | ||||||
LED indicators | communication Tx, Rx and power | ||||||
RS485 termination | 120 ohm manually enabled | ||||||
Connector | RS485 | 8-pin terminal block max. 2.5 mm2 wire | |||||
Power | 3-pin terminal block max. 2.5 mm2 wire | ||||||
Transmission distance | RS485 | max. 1,200 m at 9.6 kbps; max. 400 m at 115.2 kbps (Belden 9841 2P twisted-pair cable, if different cables are used, the transmission distance may change) | |||||
Mounting and enclosure | DIN rail, plastic PA - UL 94 V0, black/green | ||||||
Temperatures | -40°C to +75°C operating and storage | ||||||
Humidity | 10 - 90% RH, non-condensing | ||||||
ESD protection | ±4 kV contact discharge / ±8 kV air discharge | ||||||
Certification | CE, RoHS, EMC, LVD | ||||||
Norms | 61000-6-2 - Immunity standard for industrial environments 61000-6-4 - Emission standard for industrial environments |
**H01** **[](https://doc.redisage.com/uploads/images/gallery/2024-04/image-5.webp)** | **H02** **[](https://doc.redisage.com/uploads/images/gallery/2024-04/image-6.webp)** |
**H03** **[](https://doc.redisage.com/uploads/images/gallery/2024-04/image-7.webp)** |