Key Features
- 16 digital inputs: Digital input module with 16 channels in groups of 16.
- Diagnostics and hardware interrupts: Includes diagnostics and hardware interrupts for input monitoring.
- Conformal coating for extreme conditions: SIPLUS version with conformal coating and operating range of -40…+70 °C.
- 24 V DC input supply: Rated value (DC): 24 V, with permissible range from 19.2 V to 28.8 V.
- Fast input response: Input delay can be parameterized from 0.05 / 0.1 / 0.4 / 1.6 / 3.2 / 12.8 / 20 ms.
Applications
- Digital input acquisition: For reading 16 digital input signals.
- Diagnostics-based input monitoring: For monitoring input status with diagnostics, diagnostic alarm, and hardware interrupt functions.
- Counter and signal processing: For counter operation, including up to 2 counters and counting frequency up to 6 kHz.
Technical Summary
| Product type designation | DI 16x24VDC HF |
|---|---|
| Based on | 6ES7521-1BH00-0AB0 |
| Firmware version | V1.0.0 |
| Rated value (DC) | 24 V |
| Permissible supply voltage, lower limit (DC) | 19.2 V |
| Permissible supply voltage, upper limit (DC) | 28.8 V |
| Current consumption, max. | 20 mA |
| Power consumption from the backplane bus | 1.1 W |
| Number of digital inputs | 16 |
| Input delay, parameterizable | 0.05 / 0.1 / 0.4 / 1.6 / 3.2 / 12.8 / 20 ms |
| Number of counters, max. | 2 |
| Counting frequency, max. | 6 kHz |
Frequently Asked Questions
What is Siemens 6AG1521-1BH00-7AB0?
It is a SIPLUS S7-1500 DI 16x24VDC HF digital input module.
How many digital inputs does 6AG1521-1BH00-7AB0 provide?
It provides 16 digital inputs.
What supply voltage does the module use?
Rated value (DC) is 24 V, with a permissible range from 19.2 V to 28.8 V.
Which input delay values can be parameterized for this module?
The input delay can be set to 0.05 / 0.1 / 0.4 / 1.6 / 3.2 / 12.8 / 20 ms.
What diagnostics and processing functions are included?
The module supports diagnostics, diagnostic alarm, hardware interrupt, counter mode, and MSI.
