Technical Summary
| Product type designation | DI 16 x 24 V DC BA |
|---|---|
| Number of digital inputs | 16 |
| Supply voltage, rated value (DC) | 24 V |
| Supply voltage, permissible range, lower limit (DC) | 19.2 V |
| Supply voltage, permissible range, upper limit (DC) | 28.8 V |
| Input delay, typ. | 3.2 ms |
| Input characteristic curve in accordance with IEC 61131, type 3 | Yes |
| Power consumption from the backplane bus | 1.05 W |
| Power loss, typ. | 1.8 W |
| Reverse polarity protection | Yes |
| Front connector | Push-in |
Key Features
SIMATIC S7-1500 digital input module
DI 16 x 24 V DC BA for the SIMATIC S7-1500 family.
DI 16 x 24 V DC BA for the SIMATIC S7-1500 family.
16 digital inputs
16 channels in groups of 16, with 2 byte inputs and 0 byte outputs.
16 channels in groups of 16, with 2 byte inputs and 0 byte outputs.
24 V DC input handling
Rated value 24 V, with permissible range from 19.2 V to 28.8 V.
Rated value 24 V, with permissible range from 19.2 V to 28.8 V.
Input delay
Input delay typ. 3.2 ms.
Input delay typ. 3.2 ms.
Front connection
Delivery incl. front connector Push-in; note: supplied incl. 40-pole push-in front connectors.
Delivery incl. front connector Push-in; note: supplied incl. 40-pole push-in front connectors.
Installation and protection details
Reverse polarity protection: Yes; isolation tested with 707 V DC (type test).
Reverse polarity protection: Yes; isolation tested with 707 V DC (type test).
Applications
24 V DC digital signal acquisition
For handling 16 digital input signals in a SIMATIC S7-1500 station.
For handling 16 digital input signals in a SIMATIC S7-1500 station.
Frequently Asked Questions
What is 6ES7521-1BH10-0AA0?
It is a SIMATIC S7-1500 digital input module, DI 16 x 24 V DC BA.
How many digital inputs does 6ES7521-1BH10-0AA0 have?
It has 16 digital inputs.
What supply voltage does the DI 16 x 24 V DC BA module use?
The rated supply voltage is 24 V DC, with a permissible range from 19.2 V to 28.8 V DC.
What is the input delay of 6ES7521-1BH10-0AA0?
The typical input delay is 3.2 ms.
