Product Overview
Technical Summary
| Parameter | Value |
|---|---|
| Transfer rate | 10, 100 Mbit/s |
| Network connections | 4; RJ45 |
| Power supply | 24 V DC |
| Supply voltage range | 19.2 … 28.8 V |
| Power connection | 1; 6-pole terminal block |
| Power loss | 1 W |
| Mounting | 35 mm DIN-rail mounting; wall mounting |
| Protection class | IP20 |
| Operating ambient temperature | -20 … +60 °C |
Applications
- Industrial Ethernet switching: Connects network components or terminal equipment through 4 RJ45 ports for Industrial Ethernet communication.
- PRP network operation: Supports operation in a Parallel Redundancy Protocol (PRP) network.
Key Features
- Unmanaged compact switch: CSM 1277 G2 switch module for Industrial Ethernet with 10/100 Mbit/s transfer rate.
- Network connections: 4 RJ45 connections for network components or terminal equipment.
- Power supply: 24 V DC rated supply voltage with a 19.2 … 28.8 V voltage range.
- Power connection: 1 power-supply connection using a 6-pole terminal block.
- Network functions: Supports QoS according to IEEE 802.1Q, CoS, 4 QoS queues per port, and up to 2048 automatically learnable MAC addresses.
- Mounting and protection: Supports 35 mm DIN-rail mounting and wall mounting; protection class IP20.
Frequently Asked Questions
1. What type of switch is the Siemens 6GK7277-1AA50-0AA0?
It is a CSM 1277 G2 unmanaged compact switch module for Industrial Ethernet.
2. How many network ports does the CSM 1277 G2 have?
It has 4 RJ45 connections for network components or terminal equipment.
3. What supply does this switch require?
It has a 24 V DC rated supply voltage and a 19.2 … 28.8 V voltage range.
4. How is the power supply connected?
The power supply uses 1 6-pole terminal block connection.
5. How can the module be mounted?
It supports 35 mm DIN-rail mounting and wall mounting.
