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SR3B262BD
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Specification & Description
| Specification | Description |
|---|---|
| Part Number | SR3B262BD |
| Manufacturer | Schneider |
| Product Category | PLC Systems |
| Part Family | Zelio Logic |
| Supply Voltage | 19.2 to 30 V dc |
| Supply Current | 180 mA |
| Number of Inputs/Outputs | 26 I/O (16 discrete inputs, 10 transistor outputs) |
| Input Type | Resistive |
| Input Voltage for Discrete | 24 V DC |
| Input Current for Discrete | 4 mA |
| Counting Frequency | 1 kHz for discrete input |
| Analogue Input Number | 6 |
| Analogue Input Type | Common mode |
| Analogue Input Range | 0 to 24 V / 0 to 10 V |
| Output Voltage | 24 V transistor output |
| Output Current | 0.5 to 0.625 A per output |
| Clock | With real-time clock |
| Local Display | With |
| Programming Lines | 0 to 500 with FBD programming, 0 to 240 with ladder programming |
| Cycle Time | 6 to 90 ms |
| Backup Time | 10 years at 25 °C |
| Clock Drift | 6 s/month at 25 °C, 12 min/year at 0 to 55 °C |
| Operating Altitude | Up to 2000 m |
| Operating Temperature | -20 to 55 °C |
| Storage Temperature | -40 to 70 °C |
| Relative Humidity | 95% without condensation or dripping water |
| IP Degree of Protection | IP20 (terminal block), IP40 (front panel) |
| Product Certifications | C-Tick, GOST, UL, CSA, GL |
| Standards | IEC 60068-2-27 Ea, IEC 61000-4-5, IEC 61000-4-11, IEC 61000-4-6 level 3, IEC 61000-4-12, etc. |
| Pollution Degree | 2 conforming to IEC 61131-2 |
| Mounting | 35 mm DIN rail or screw fixing with retractable lugs |
The Schneider SR3B262BD Smart Relay is a compact and versatile solution for small automation systems requiring simple control functions. This modular smart relay is part of the Zelio Logic range and is designed to meet the needs of a wide array of applications in industries such as building automation, small machinery, and HVAC systems.
With a supply voltage range of 19.2 to 30 V dc and a maximum supply current of 180 mA, the SR3B262BD is equipped to handle various tasks with efficiency. It features 26 I/O points, which include 16 discrete inputs and 10 transistor outputs, providing ample connectivity for sensors and actuators.
The unit comes with a built-in clock and display, enhancing user interaction and simplifying programming tasks. The programming can be done using either FBD or ladder logic, with support for up to 500 lines in FBD or 240 lines in ladder programming, making it flexible for different user preferences.
The SR3B262BD boasts a cycle time of 6 to 90 ms and a backup time of 10 years at 25 °C, ensuring reliable and long-lasting performance. Additionally, the smart relay has a clock drift of 12 min/year at 0 to 55 °C, which is minimal and helps maintain accurate timing for scheduled operations.
For analogue input handling, the SR3B262BD offers 6 analogue inputs with a common mode range of 0 to 24 V or 0 to 10 V, providing versatility for various sensor types. The analogue input resolution is 8 bits, with a least significant bit (LSB) value of 39 mV, ensuring precise measurement and control.
The smart relay is designed with safety in mind, featuring reverse polarity protection and overvoltage protection for its transistor outputs. It also has a rated impulse withstand voltage of 4 kV, conforming to EN/IEC 60947-1 and EN/IEC 60664-1 standards, which adds an extra layer of robustness against electrical disturbances.
Environmentally conscious, the SR3B262BD is a Green Premium product, indicating compliance with the latest environmental regulations and standards. It is mercury-free, PVC-free, and adheres to the REACh and EU RoHS directives, ensuring it is a responsible choice for both the environment and the workplace.
The compact design of the SR3B262BD allows for easy installation on a 35 mm DIN rail, making it suitable for various enclosure sizes. Its operating altitude capability of up to 2000 m and a wide operating temperature range of -20 to 55 °C make it a reliable choice for different environmental conditions.
Overall, the Schneider SR3B262BD Smart Relay is a reliable and efficient component for simple automation tasks, offering a blend of performance, flexibility, and environmental responsibility.
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Frequently Asked Questions
What is the supply voltage range for this smart relay?
The supply voltage range for the smart relay is 19.2 to 30 V dc.
Can this smart relay be used with inductive loads?
Yes, the smart relay can be used with inductive loads, but it is recommended to use a fuse or circuit-breaker for protection.
What type of inputs does this smart relay support?
The smart relay supports 16 discrete inputs conforming to IEC 61131-2 Type 1 and 6 analogue inputs with a common mode range of 0 to 24 V or 0 to 10 V.
How many outputs does the smart relay have?
The smart relay has 10 transistor outputs.
What is the maximum counting frequency for the discrete inputs?
The maximum counting frequency for the discrete inputs is 1 kHz.
Is there a clock feature available on this smart relay?
Yes, the smart relay includes a clock feature.
What is the maximum operating altitude for this smart relay?
The maximum operating altitude for the smart relay is 2000 metres.
What is the product's resistance to electromagnetic disturbances?
The smart relay is designed to conform to EMC directives and is rated Class B for disturbance radiated/conducted.
Can this smart relay be mounted on a DIN rail?
Yes, the smart relay can be mounted on a 35 mm DIN rail.
What is the IP degree of protection for this smart relay?
The IP degree of protection for the smart relay is IP20 for the terminal block and IP40 for the front panel.
