Product Overview
Technical Summary
| Product designation | DI 32x24VDC HF |
|---|---|
| Configuration | 32 digital inputs in groups of 16 |
| Supply voltage | 24 V DC rated; 19.2 V to 28.8 V DC permissible range |
| Input delay | 0.05 / 0.1 / 0.4 / 1.6 / 3.2 / 12.8 / 20 ms |
| Counters | 2 maximum; 3 kHz maximum counting frequency with FS04 and FW V2.2.1 or higher |
| Input characteristic | IEC 61131, type 3 |
| Diagnostics | Diagnostics function, diagnostic alarm, hardware interrupt, wire-break detection |
| Firmware version | V1.0.0 |
| Firmware update | Yes |
| Power loss | 4.2 W typical |
| Product lifecycle | Active Product |
Key Features
- Product designation: DI 32x24VDC HF digital input module based on 6ES7521-1BL00-0AB0.
- Digital inputs: 32 parameterizable digital inputs in groups of 16; above +60 °C, a maximum of 16 inputs can be controlled simultaneously.
- Supply voltage: Rated supply voltage: 24 V DC; permissible range: 19.2 V to 28.8 V DC; reverse polarity protection: Yes.
- Input delay: Parameterizable input delay for standard inputs: 0.05 / 0.1 / 0.4 / 1.6 / 3.2 / 12.8 / 20 ms; minimum and maximum transition delay: 0.05 ms and 20 ms.
- Diagnostics and interrupts: Diagnostics function, diagnostic alarm, hardware interrupt, supply-voltage monitoring, wire-break detection to I < 350 μA, and channel and module diagnostic LEDs.
- Counter function: 2 counters maximum, with a maximum counting frequency of 3 kHz when using FS04 and FW V2.2.1 or higher; counting width: 32 bit.
Applications
- Digital input acquisition: The module provides parameterizable digital inputs and a freely usable digital input function.
- Counting: The module supports up to 2 counters with up/down counting direction.
- Gate control: The module supports parameterizable gate start/stop.
Frequently Asked Questions
What identifies Siemens 6AG1521-1BL00-7AB0?
It identifies a SIPLUS S7-1500 DI 32x24VDC HF digital input module based on 6ES7521-1BL00-0AB0, with conformal coating and a -40…+70 °C specification.
Which specifications distinguish this MLFB?
The distinguishing supplied specifications include 32 digital inputs, 24 V DC rated supply, groups of 16, parameterizable input delay, diagnostics, and hardware interrupts.
What should be checked against the nameplate?
Check the complete order number 6AG1521-1BL00-7AB0, the product designation DI 32x24VDC HF, and the based-on code 6ES7521-1BL00-0AB0.
What information is needed for a quotation?
Provide the required quantity and destination together with the complete order number 6AG1521-1BL00-7AB0.
