Technical Summary
| Product type designation | DI 32x24VDC HF |
|---|---|
| Digital inputs | 32 |
| Channels in groups of | 16 |
| Counter inputs, max. | 2 |
| Input delay | 0.05..20 ms |
| Rated supply voltage | 24 V |
| Supply voltage range | 19.2 V to 28.8 V |
| Current consumption, max. | 40 mA; 20 mA per group with 24 V DC supply |
| Power consumption from the backplane bus | 1.1 W |
| Firmware version | V2.2.1 |
| PROFINET from GSD version/GSD revision | V2.3 / – |
| Front connector | screw terminals or push-in; to be ordered separately |
Key Features
32 digital inputs
Digital input module with 32 channels.
Digital input module with 32 channels.
2 counter inputs
Of the 32 channels, 2 inputs can be used as counters.
Of the 32 channels, 2 inputs can be used as counters.
DI 32x24VDC HF
Product type designation: DI 32x24VDC HF.
Product type designation: DI 32x24VDC HF.
Input delay 0.05..20 ms
Input delay range for standard inputs is 0.05..20 ms.
Input delay range for standard inputs is 0.05..20 ms.
Diagnostics and hardware interrupts
Diagnostics and hardware interrupts are supported.
Diagnostics and hardware interrupts are supported.
Front connector to be ordered separately
Front connector options are screw terminals or push-in.
Front connector options are screw terminals or push-in.
Applications
Reading 32 DC digital input signals
For acquiring 32 digital input signals at 24 V DC.
For acquiring 32 digital input signals at 24 V DC.
Counting with 2 inputs
For using 2 inputs as counters.
For using 2 inputs as counters.
Frequently Asked Questions
What is Siemens 6ES7521-1BL00-0AB0 in the SIMATIC S7-1500 series?
It is a SIMATIC S7-1500 digital input module, DI 32×24 V DC HF.
How many digital inputs does 6ES7521-1BL00-0AB0 have?
It has 32 digital inputs.
How many counter inputs are available on 6ES7521-1BL00-0AB0?
2 inputs can be used as counters.
What is the supply voltage for 6ES7521-1BL00-0AB0?
The rated supply voltage is 24 V, with a permissible range of 19.2 V to 28.8 V.
What input delay range does 6ES7521-1BL00-0AB0 support?
The input delay is 0.05..20 ms.
