1. Taw qhia
This manual provides essential information for the installation, operation, and maintenance of the Hirschmann RS20-0800T1T1SDAUHH Ethernet Rail Switch. This unmanaged Fast Ethernet switch is designed for industrial applications, offering reliable network connectivity with 8 ports and DIN rail mounting capabilities. Please read this manual thoroughly before operating the device.

Daim duab 1: Hirschmann RS20-0800T1T1SDAUHH Ethernet Rail Switch in its original packaging. The packaging indicates the model number and brand for verification.
2. Kev teeb tsa thiab kev teeb tsa
Follow these steps for proper installation of your Hirschmann RS20-0800T1T1SDAUHH switch.
2.1 Unpacking
- Ua tib zoo tshem tawm qhov hloov ntawm nws lub ntim.
- Verify that all components are present and undamaged. The package should contain the switch and any included hardware.
2.2 Mounting
The RS20-0800T1T1SDAUHH is designed for DIN rail mounting.
- Attach the switch securely to a standard DIN rail in an industrial enclosure.
- Xyuas kom muaj cua nkag tau zoo nyob ib puag ncig lub cuab yeej kom tiv thaiv kom tsis txhob kub dhau.
2.3 Kev sib txuas fais fab
Txuas lub hwj huam mov mus rau qhov hloov.
- The switch operates on 24V AC or 24-48V DC.
- Ensure the power source matches the specified voltage ntau.
- Connect the power cables to the designated power input terminals on the switch.
2.4 Kev Sib Txuas Network
Connect Ethernet devices to the switch ports.
- The switch features 8 Fast Ethernet ports.
- Use standard Ethernet cables (e.g., Cat5e or Cat6) to connect your network devices (e.g., PLCs, industrial PCs, sensors) to any of the 8 ports.
- The switch automatically detects link speed and duplex mode.

Daim duab 2: The Hirschmann RS20-0800T1T1SDAUHH switch, illustrating the 8 Ethernet ports and the power input terminal block for connection.
3. Cov lus qhia ua haujlwm
The Hirschmann RS20-0800T1T1SDAUHH is an unmanaged switch, designed for simple plug-and-play operation.
3.1 Lub Zog Rau
Once the power supply is connected, the switch will power on automatically. There is no power button.
3.2 Kev Sib Txuas Network
Upon connecting Ethernet devices to the switch ports, the switch will automatically establish network links. Data transmission will commence without further configuration.
3.3 LED Qhov taw qhia
Observe the LED indicators on the switch for status information:
- Lub zog LED: Indicates the power status of the device. Typically green when powered on.
- Txuas / Kev Ua Haujlwm LEDs (ib qhov chaw nres nkoj):
- Khoom Ntsuab: Indicates a successful network link.
- Flashing Ntsuab: Indicates data activity on the port.
- Tawm: No link detected or device is not connected.
4. Kev tu
The Hirschmann RS20-0800T1T1SDAUHH switch requires minimal maintenance.
4.1 Kev ntxuav
- Xyuas kom lub cuab yeej raug kaw ua ntej ntxuav.
- Use a soft, dry cloth to wipe the exterior of the switch.
- Do not use liquid cleaners or solvents, as these can damage the device.
4.2 Kev txiav txim siab ib puag ncig
The switch has an IP00 rating, meaning it is not protected against dust or water ingress. It must be installed in an appropriate enclosure that provides protection from environmental factors.
5. Kev daws teeb meem
This section provides solutions to common issues.
5.1 Tsis muaj zog
- Cov tsos mob: Fais fab LED yog tawm.
- Kev Ua:
- Check the power cable connection to the switch.
- Verify the power source is active and providing the correct voltage (24V AC / 24-48V DC).
- Inspect the power terminals for secure contact.
5.2 Tsis Muaj Kev Sib Txuas Network
- Cov tsos mob: Link/Activity LED for a port is off, or devices cannot communicate.
- Kev Ua:
- Ensure the Ethernet cable is securely connected to both the switch port and the connected device.
- Sim ib qho Ethernet cable sib txawv.
- Xyuas kom tseeb tias cov cuab yeej txuas txuas tau qhib thiab ua haujlwm kom raug.
- Sim txuas lub cuab yeej mus rau lwm qhov chaw nres nkoj ntawm qhov hloov.
6. Cov lus qhia tshwj xeeb
Technical specifications for the Hirschmann RS20-0800T1T1SDAUHH Ethernet Rail Switch.
| Feature | Specification |
|---|---|
| Qauv nab npawb | RS20-0800T1T1SDAUHH |
| Hom | Hirschmann |
| Hloov hom | Unmanaged Fast Ethernet Hloov |
| Tus naj npawb ntawm cov chaw nres nkoj | 8 |
| Mounting Hom | DIN tsheb ciav hlau |
| Kev Ua Haujlwm Voltage | 24V AC / 24-48V DC |
| Kev sib txuas lus raws tu qauv | Ethernet |
| Khoom Dimensions (L x W x H) | 0.31 x 0.31 x 0.28 po |
| Qhov hnyav | 5.67 Ib |
| International Protection Rating | IP00 |
| Cov ntaub ntawv tiv tauj | Tooj |
| Hnub Ua Ntej Muaj | Peb Hlis 11, 2018 |

Daim duab 3: Product label for the Hirschmann RS20-0800T1T1SDAUHH, displaying key identification numbers such as UPC 4002044252977 and Alt ID 943 434-999.
7. Warranty thiab Support
7.1 Warranty Information
For specific warranty details regarding your Hirschmann RS20-0800T1T1SDAUHH switch, please refer to the warranty documentation provided with your purchase or contact Hirschmann directly. Warranty terms typically cover manufacturing defects for a specified period from the date of purchase.
7.2 Technical Support
If you encounter issues that cannot be resolved using the troubleshooting guide, or require further technical assistance, please contact Hirschmann customer support or your authorized distributor. Have your product model number (RS20-0800T1T1SDAUHH) and serial number ready when contacting support.