PLC
S7-200
LED lamps
ABB
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6ES7521-1BH10-0AA0 is a SIMATIC S7-1500 digital input module manufactured by Siemens. It can be described as follows:
- Basic Information: The product type is designated as DI 16x24V DC BA. It has a firmware version of V1.0.0 and belongs to the SM 521 digital input module series, with a product lifecycle status of PM300 (active product).
- Electrical Parameters: The rated value is 24V DC, and the permissible voltage range is from 19.2V DC to 28.8V DC. The power available from the backplane bus is 1.05W, and the typical power loss is 1.8W.
- Input Characteristics: It has 16 digital – input channels, grouped as 1 group of 16. The input delay is typically 3.2 ms, and the input type is type 3 (in accordance with IEC 61131). It has been tested for isolation with 707V DC during the type test.
- Mechanical and Other Features: The module is approximately 230g in weight. It is a 25 – mm – wide module, suitable for use in tight – space environments. It is economical, without parameters or diagnostic functions. The delivery includes a push – in front connector. This module enables flexible adaptation of the PLC to the corresponding task and can be used for subsequent expansion of the system with additional inputs.
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