Technical Summary
| Product type designation | DI 32x24VDC HF |
|---|---|
| Based on | 6ES7521-1BL00-0AB0 |
| Firmware version | V1.0.0 |
| FW update possible | Yes |
| I&M data | Yes; I&M0 to I&M3 |
| Operating mode | DI |
| Counter | Yes |
| Number of digital inputs | 32; > +60 °C, number of simultaneously controllable inputs max. 16 |
| Rated value (DC) | 24 V |
| Permissible range, lower limit (DC) | 19.2 V |
| Permissible range, upper limit (DC) | 28.8 V |
| Power consumption from the backplane bus | 1.1 W |
Key Features
DI 32x24VDC HF
Product type designation for the exact module.
Product type designation for the exact module.
32 digital inputs
Digital inputs in groups of 16.
Digital inputs in groups of 16.
24 V DC supply
Rated value (DC): 24 V; permissible range: 19.2 V to 28.8 V.
Rated value (DC): 24 V; permissible range: 19.2 V to 28.8 V.
Diagnostics and hardware interrupts
Diagnostics function: Yes; Diagnostic alarm: Yes; Hardware interrupt: Yes.
Diagnostics function: Yes; Diagnostic alarm: Yes; Hardware interrupt: Yes.
Conformal coating
SIPLUS version with conformal coating.
SIPLUS version with conformal coating.
Operating temperature
-40…+70 °C.
-40…+70 °C.
Applications
Digital input acquisition
Reads 32 digital input signals.
Reads 32 digital input signals.
Counter signal processing
Supports counter operation with up to 2 counters.
Supports counter operation with up to 2 counters.
Signal diagnostics and interrupt handling
Provides diagnostics and hardware interrupt functions for digital input handling.
Provides diagnostics and hardware interrupt functions for digital input handling.
Frequently Asked Questions
What is Siemens 6AG1521-1BL00-7AB0?
It is a SIPLUS S7-1500 DI 32x24VDC HF digital input module.
How many digital inputs does 6AG1521-1BL00-7AB0 have?
It has 32 digital inputs in groups of 16.
What is the supply voltage for 6AG1521-1BL00-7AB0?
The rated value is 24 V DC, with a permissible range from 19.2 V to 28.8 V.
Does 6AG1521-1BL00-7AB0 support diagnostics?
Yes. Diagnostics function, diagnostic alarm, and hardware interrupt are supported.
What distinguishes this SIPLUS S7-1500 variant?
It is based on 6ES7521-1BL00-0AB0 and includes conformal coating, 32 channels, and a -40…+70 °C range.
