Product Overview
Technical Summary
| Product type | SCALANCE CSM 1277 G2 unmanaged switch module |
|---|---|
| Transfer rate | 10, 100 Mbit/s |
| Network connections | 4; RJ45 |
| Power supply connection | 1; 6-pole terminal block |
| Supply voltage | 24 V DC |
| Supply voltage range | 19.2 … 28.8 V |
| Maximum consumed current | 0.34 A |
| Mounting | 35 mm DIN-rail mounting; wall mounting |
| Protection class | IP20 |
| PROFINET conformity class | A |
| Operating ambient temperature | -20 … +60 °C |
Key Features
SCALANCE CSM 1277 G2 for SIMATIC S7-1200 G2 and up to 3 further nodes to Industrial Ethernet.
4 RJ45 connections for network components or terminal equipment; 1 connection for power supply.
10, 100 Mbit/s.
24 V DC rated supply voltage, 19.2 … 28.8 V voltage range, 0.34 A maximum consumed current and 1 W rated power loss.
35 mm DIN-rail mounting and wall mounting are supported; protection class IP20.
2048 automatically learnable MAC addresses, 4 QoS queues per port, QoS according to IEEE 802.1Q, CoS and PROFINET conformity class A.
Frequently Asked Questions
What exact switch module is this?
It is the Siemens 6GK7277-1AA50-0AA0 SCALANCE CSM 1277 G2 unmanaged switch module.
How many network ports does it have?
It has 4 RJ45 connections for network components or terminal equipment and 1 power supply connection.
What power supply does it use?
It uses 24 V DC, with a 19.2 … 28.8 V voltage range and a 6-pole terminal block for the power supply.
How can it be mounted?
35 mm DIN-rail mounting and wall mounting are supported. S7-300 rail mounting and S7-1500 rail mounting are not supported.
What information should I provide for a quotation request?
Provide the requested quantity, destination, schedule context and any additional BOM lines for the project quotation.
