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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 6EP1961-2BA11 |
| Alternative Part Number | 6EP19612BA11 |
| Manufacturer | Siemens |
| Category | General Automation |
| Part Description | Siemens Selectivity Module 4 I/O |
| Short Description | Selectivity module |
| Weight (kg) | 0.170 |
| Commodity Code | 853630 |
| Ambient Temperature | 0 to 60 °C |
| Efficiency | 97% |
| Power Loss | 9W at rated output current |
| Switch-off Characteristic | Iout = 1.0 to 1.5 x set value, switch-off after approx. 5 s |
| Protection Class | IP20 |
| EMC Standard | EN 55022 Class B for emitted interference, EN 61000-6-2 for interference immunity |
| Dimensions (Width x Height x Depth) | 72mm x 80mm x 72mm |
| Mounting Type | Snaps onto DIN rail EN 60715 35x7.5/15 |
| MTBF at 40 °C | > 500,000 hours |
| Connection System | Screw-type terminal |
| Outputs Connection | Simultaneous connection of all outputs after power up of the supply voltage > 20 V, delay time of 25 ms, 100 ms or adjustable "load optimised" via DIP switch for sequential connection |
| Overload Protection Type | Fuse 5A per output (not accessible) |
| Display Version | Three-color LED per output: green LED for "Output switched through"; yellow LED for "Output switched off manually"; red LED for "Output switched off due to overcurrent" |
| Safety Standard | According to EN 60950-1 and EN 50178 |
| Environmental Category | Climate class 3K3, no condensation |
| Mechanical Accessories | Device identification label 20 mm × 7 mm, pale turquoise 3RT1900-1SB20 |
| Net Weight | 0.2 kg |
| Installation Width | 72 mm |
| Mounting Height | 180 mm |
The Siemens 6EP1961-2BA11 is a highly efficient Selectivity Module designed for advanced automation applications. This module features 4-channel input with a voltage of 24 V DC/12 A and an output of 24 V DC/4x 3 A. The threshold value is adjustable between 0.5-3 A, providing flexibility for various operational requirements.
The 6EP1961-2BA11 is equipped with common signalling, ensuring seamless communication within your automation system. It's designed with screw-type terminals for easy and secure electrical connections. The module is compact, with a width, height, and depth of the enclosure all measuring 72 mm, making it an ideal choice for systems where space is at a premium.
This Siemens Selectivity Module is designed for safety, complying with EN 60950-1 and EN 50178 standards. It operates efficiently in a wide range of ambient temperatures, from -25 to +60 °C, making it suitable for use in diverse environments.
The 6EP1961-2BA11 is a reliable and robust component, designed to enhance the performance and efficiency of your automation system. It's a testament to Siemens' commitment to quality and innovation in the field of industrial automation.
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Frequently Asked Questions
What is the purpose of this selectivity module?
The Siemens selectivity module is designed to provide selective disconnection in 24V DC circuits. It has 4 channels, each with an adjustable threshold value between 0.5-3 A. This allows for precise control and protection of your circuits.
What are the input and output specifications of this module?
The module has a 4-channel input with a voltage of 24 V DC and a current of 12 A. The output is also 24 V DC, but it is divided across the 4 channels, each providing 3 A.
How can I adjust the threshold value on this module?
The threshold value on the 6EP1961-2BA11 can be adjusted between 0.5-3 A. This allows you to customise the module to suit your specific requirements.
What type of connection does this module use?
The Siemens 6EP1961-2BA11 uses screw-type terminals for electrical connection. This ensures a secure and reliable connection.
What are the physical dimensions of this module?
The module has a width, height, and depth of 72 mm each. It's designed to easily snap onto a DIN rail EN 60715 35x7.5/15 for convenient installation.
What is the weight of this module?
The Siemens 6EP1961-2BA11 selectivity module weighs approximately 0.2 kg, making it lightweight and easy to handle.
What approvals does this module have?
The module has several approvals including CE marking and UL approval. It's also approved for shipbuilding by DNV GL and ABS.
What is the operating temperature range for this module?
The Siemens 6EP1961-2BA11 can operate effectively in temperatures ranging from -25 to +60 °C with natural convection.
What is the efficiency of this module?
The module boasts an efficiency of approximately 97% at rated input voltage and ambient temperature of +25 °C. This makes it a highly efficient choice for your automation needs.
